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Update libc++ to release_39 branch r279689.

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This commit is contained in:
Dimitry Andric 2016-08-30 18:27:31 +00:00
commit 7c82a1ece4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/projects/clang390-import/; revision=305076
94 changed files with 10432 additions and 3216 deletions
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4
contrib/libc++/CREDITS.TXT
View File

@ -37,6 +37,10 @@ E: mclow.lists@gmail.com
E: marshall@idio.com
D: C++14 support, patches and bug fixes.
N: Jonathan B Coe
E: jbcoe@me.com
D: Implementation of propagate_const.
N: Eric Fiselier
E: eric@efcs.ca
D: LFTS support, patches and bug fixes.

2
contrib/libc++/LICENSE.TXT
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@ -14,7 +14,7 @@ Full text of the relevant licenses is included below.
University of Illinois/NCSA
Open Source License
Copyright (c) 2009-2015 by the contributors listed in CREDITS.TXT
Copyright (c) 2009-2016 by the contributors listed in CREDITS.TXT
All rights reserved.

33
contrib/libc++/include/__bsd_locale_defaults.h Normal file
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@ -0,0 +1,33 @@
// -*- C++ -*-
//===---------------------- __bsd_locale_defaults.h -----------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// The BSDs have lots of *_l functions. We don't want to define those symbols
// on other platforms though, for fear of conflicts with user code. So here,
// we will define the mapping from an internal macro to the real BSD symbol.
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_BSD_LOCALE_DEFAULTS_H
#define _LIBCPP_BSD_LOCALE_DEFAULTS_H
#define __libcpp_mb_cur_max_l(loc) MB_CUR_MAX_L(loc)
#define __libcpp_btowc_l(ch, loc) btowc_l(ch, loc)
#define __libcpp_wctob_l(wch, loc) wctob_l(wch, loc)
#define __libcpp_wcsnrtombs_l(dst, src, nwc, len, ps, loc) wcsnrtombs_l(dst, src, nwc, len, ps, loc)
#define __libcpp_wcrtomb_l(src, wc, ps, loc) wcrtomb_l(src, wc, ps, loc)
#define __libcpp_mbsnrtowcs_l(dst, src, nms, len, ps, loc) mbsnrtowcs_l(dst, src, nms, len, ps, loc)
#define __libcpp_mbrtowc_l(pwc, s, n, ps, l) mbrtowc_l(pwc, s, n, ps, l)
#define __libcpp_mbtowc_l(pwc, pmb, max, l) mbtowc_l(pwc, pmb, max, l)
#define __libcpp_mbrlen_l(s, n, ps, l) mbrlen_l(s, n, ps, l)
#define __libcpp_localeconv_l(l) localeconv_l(l)
#define __libcpp_mbsrtowcs_l(dest, src, len, ps, l) mbsrtowcs_l(dest, src, len, ps, l)
#define __libcpp_snprintf_l(...) snprintf_l(__VA_ARGS__)
#define __libcpp_asprintf_l(...) asprintf_l(__VA_ARGS__)
#define __libcpp_sscanf_l(...) sscanf_l(__VA_ARGS__)
#endif // _LIBCPP_BSD_LOCALE_DEFAULTS_H

138
contrib/libc++/include/__bsd_locale_fallbacks.h Normal file
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@ -0,0 +1,138 @@
// -*- C++ -*-
//===---------------------- __bsd_locale_fallbacks.h ----------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// The BSDs have lots of *_l functions. This file provides reimplementations
// of those functions for non-BSD platforms.
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_BSD_LOCALE_FALLBACKS_DEFAULTS_H
#define _LIBCPP_BSD_LOCALE_FALLBACKS_DEFAULTS_H
#include <stdlib.h>
#include <memory>
_LIBCPP_BEGIN_NAMESPACE_STD
typedef _VSTD::remove_pointer<locale_t>::type __use_locale_struct;
typedef _VSTD::unique_ptr<__use_locale_struct, decltype(&uselocale)> __locale_raii;
inline _LIBCPP_ALWAYS_INLINE
decltype(MB_CUR_MAX) __libcpp_mb_cur_max_l(locale_t __l)
{
__locale_raii __current( uselocale(__l), uselocale );
return MB_CUR_MAX;
}
inline _LIBCPP_ALWAYS_INLINE
wint_t __libcpp_btowc_l(int __c, locale_t __l)
{
__locale_raii __current( uselocale(__l), uselocale );
return btowc(__c);
}
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_wctob_l(wint_t __c, locale_t __l)
{
__locale_raii __current( uselocale(__l), uselocale );
return wctob(__c);
}
inline _LIBCPP_ALWAYS_INLINE
size_t __libcpp_wcsnrtombs_l(char *__dest, const wchar_t **__src, size_t __nwc,
size_t __len, mbstate_t *__ps, locale_t __l)
{
__locale_raii __current( uselocale(__l), uselocale );
return wcsnrtombs(__dest, __src, __nwc, __len, __ps);
}
inline _LIBCPP_ALWAYS_INLINE
size_t __libcpp_wcrtomb_l(char *__s, wchar_t __wc, mbstate_t *__ps, locale_t __l)
{
__locale_raii __current( uselocale(__l), uselocale );
return wcrtomb(__s, __wc, __ps);
}
inline _LIBCPP_ALWAYS_INLINE
size_t __libcpp_mbsnrtowcs_l(wchar_t * __dest, const char **__src, size_t __nms,
size_t __len, mbstate_t *__ps, locale_t __l)
{
__locale_raii __current( uselocale(__l), uselocale );
return mbsnrtowcs(__dest, __src, __nms, __len, __ps);
}
inline _LIBCPP_ALWAYS_INLINE
size_t __libcpp_mbrtowc_l(wchar_t *__pwc, const char *__s, size_t __n,
mbstate_t *__ps, locale_t __l)
{
__locale_raii __current( uselocale(__l), uselocale );
return mbrtowc(__pwc, __s, __n, __ps);
}
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_mbtowc_l(wchar_t *__pwc, const char *__pmb, size_t __max, locale_t __l)
{
__locale_raii __current( uselocale(__l), uselocale );
return mbtowc(__pwc, __pmb, __max);
}
inline _LIBCPP_ALWAYS_INLINE
size_t __libcpp_mbrlen_l(const char *__s, size_t __n, mbstate_t *__ps, locale_t __l)
{
__locale_raii __current( uselocale(__l), uselocale );
return mbrlen(__s, __n, __ps);
}
inline _LIBCPP_ALWAYS_INLINE
lconv *__libcpp_localeconv_l(locale_t __l)
{
__locale_raii __current( uselocale(__l), uselocale );
return localeconv();
}
inline _LIBCPP_ALWAYS_INLINE
size_t __libcpp_mbsrtowcs_l(wchar_t *__dest, const char **__src, size_t __len,
mbstate_t *__ps, locale_t __l)
{
__locale_raii __current( uselocale(__l), uselocale );
return mbsrtowcs(__dest, __src, __len, __ps);
}
inline
int __libcpp_snprintf_l(char *__s, size_t __n, locale_t __l, const char *__format, ...) {
va_list __va;
va_start(__va, __format);
__locale_raii __current( uselocale(__l), uselocale );
int __res = vsnprintf(__s, __n, __format, __va);
va_end(__va);
return __res;
}
inline
int __libcpp_asprintf_l(char **__s, locale_t __l, const char *__format, ...) {
va_list __va;
va_start(__va, __format);
__locale_raii __current( uselocale(__l), uselocale );
int __res = vasprintf(__s, __format, __va);
va_end(__va);
return __res;
}
inline
int __libcpp_sscanf_l(const char *__s, locale_t __l, const char *__format, ...) {
va_list __va;
va_start(__va, __format);
__locale_raii __current( uselocale(__l), uselocale );
int __res = vsscanf(__s, __format, __va);
va_end(__va);
return __res;
}
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_BSD_LOCALE_FALLBACKS_DEFAULTS_H

111
contrib/libc++/include/__config
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@ -27,7 +27,7 @@
#define _GNUC_VER 0
#endif
#define _LIBCPP_VERSION 3800
#define _LIBCPP_VERSION 3900
#ifndef _LIBCPP_ABI_VERSION
#define _LIBCPP_ABI_VERSION 1
@ -41,6 +41,22 @@
#define _LIBCPP_ABI_INCOMPLETE_TYPES_IN_DEQUE
// Fix undefined behavior in how std::list stores it's linked nodes.
#define _LIBCPP_ABI_LIST_REMOVE_NODE_POINTER_UB
// Fix undefined behavior in how __tree stores its end and parent nodes.
#define _LIBCPP_ABI_TREE_REMOVE_NODE_POINTER_UB
#define _LIBCPP_ABI_FORWARD_LIST_REMOVE_NODE_POINTER_UB
#define _LIBCPP_ABI_FIX_UNORDERED_CONTAINER_SIZE_TYPE
#define _LIBCPP_ABI_VARIADIC_LOCK_GUARD
#elif _LIBCPP_ABI_VERSION == 1
// Feature macros for disabling pre ABI v1 features. All of these options
// are deprecated.
#if defined(__FreeBSD__)
#define _LIBCPP_DEPRECATED_ABI_DISABLE_PAIR_TRIVIAL_COPY_CTOR
#endif
#endif
#ifdef _LIBCPP_TRIVIAL_PAIR_COPY_CTOR
#error "_LIBCPP_TRIVIAL_PAIR_COPY_CTOR" is no longer supported. \
use _LIBCPP_DEPRECATED_ABI_DISABLE_PAIR_TRIVIAL_COPY_CTOR instead
#endif
#define _LIBCPP_CONCAT1(_LIBCPP_X,_LIBCPP_Y) _LIBCPP_X##_LIBCPP_Y
@ -178,6 +194,12 @@
# endif
#endif // !defined(_LIBCPP_LITTLE_ENDIAN) || !defined(_LIBCPP_BIG_ENDIAN)
#if __has_attribute(__no_sanitize__)
#define _LIBCPP_NO_CFI __attribute__((__no_sanitize__("cfi")))
#else
#define _LIBCPP_NO_CFI
#endif
#ifdef _WIN32
// only really useful for a DLL
@ -236,6 +258,12 @@
# endif
#endif
#ifndef _LIBCPP_PREFERRED_OVERLOAD
# if __has_attribute(__enable_if__)
# define _LIBCPP_PREFERRED_OVERLOAD __attribute__ ((__enable_if__(true, "")))
# endif
#endif
#ifndef _LIBCPP_TYPE_VIS_ONLY
# define _LIBCPP_TYPE_VIS_ONLY _LIBCPP_TYPE_VIS
#endif
@ -283,7 +311,7 @@ typedef __char16_t char16_t;
typedef __char32_t char32_t;
#endif
#if !(__has_feature(cxx_exceptions))
#if !(__has_feature(cxx_exceptions)) && !defined(_LIBCPP_NO_EXCEPTIONS)
#define _LIBCPP_NO_EXCEPTIONS
#endif
@ -305,8 +333,6 @@ typedef __char32_t char32_t;
# define _LIBCPP_NORETURN __attribute__ ((noreturn))
#endif
#define _LIBCPP_UNUSED __attribute__((__unused__))
#if !(__has_feature(cxx_default_function_template_args))
#define _LIBCPP_HAS_NO_DEFAULT_FUNCTION_TEMPLATE_ARGS
#endif
@ -434,8 +460,8 @@ namespace std {
#endif
// Allow for build-time disabling of unsigned integer sanitization
#ifndef _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK
#define _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK __attribute((no_sanitize("unsigned-integer-overflow")))
#if !defined(_LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK) && __has_attribute(no_sanitize)
#define _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK __attribute__((__no_sanitize__("unsigned-integer-overflow")))
#endif
#elif defined(__GNUC__)
@ -445,8 +471,6 @@ namespace std {
#define _LIBCPP_NORETURN __attribute__((noreturn))
#define _LIBCPP_UNUSED __attribute__((__unused__))
#if _GNUC_VER >= 407
#define _LIBCPP_UNDERLYING_TYPE(T) __underlying_type(T)
#define _LIBCPP_IS_LITERAL(T) __is_literal_type(T)
@ -461,8 +485,6 @@ namespace std {
#define _LIBCPP_NO_EXCEPTIONS
#endif
#define _LIBCPP_HAS_NO_TEMPLATE_ALIASES
// constexpr was added to GCC in 4.6.
#if _GNUC_VER < 406
#define _LIBCPP_HAS_NO_CONSTEXPR
@ -494,6 +516,7 @@ namespace std {
#define _LIBCPP_HAS_NO_VARIADICS
#define _LIBCPP_HAS_NO_RVALUE_REFERENCES
#define _LIBCPP_HAS_NO_STRONG_ENUMS
#define _LIBCPP_HAS_NO_TEMPLATE_ALIASES
#define _LIBCPP_HAS_NO_NOEXCEPT
#else // __GXX_EXPERIMENTAL_CXX0X__
@ -517,6 +540,7 @@ namespace std {
#if _GNUC_VER < 406
#define _LIBCPP_HAS_NO_NOEXCEPT
#define _LIBCPP_HAS_NO_NULLPTR
#define _LIBCPP_HAS_NO_TEMPLATE_ALIASES
#endif
#if _GNUC_VER < 407
@ -552,7 +576,6 @@ using namespace _LIBCPP_NAMESPACE __attribute__((__strong__));
#define _LIBCPP_HAS_NO_NOEXCEPT
#define __alignof__ __alignof
#define _LIBCPP_NORETURN __declspec(noreturn)
#define _LIBCPP_UNUSED
#define _ALIGNAS(x) __declspec(align(x))
#define _LIBCPP_HAS_NO_VARIADICS
@ -574,7 +597,6 @@ namespace std {
#define _ALIGNAS_TYPE(x) __attribute__((__aligned__(__alignof(x))))
#define _ATTRIBUTE(x) __attribute__((x))
#define _LIBCPP_NORETURN __attribute__((noreturn))
#define _LIBCPP_UNUSED
#define _LIBCPP_HAS_NO_DEFAULT_FUNCTION_TEMPLATE_ARGS
#define _LIBCPP_HAS_NO_TEMPLATE_ALIASES
@ -655,6 +677,12 @@ template <unsigned> struct __static_assert_check {};
#define _LIBCPP_DEFAULT = default;
#endif
#ifdef _LIBCPP_HAS_NO_DELETED_FUNCTIONS
#define _LIBCPP_EQUAL_DELETE
#else
#define _LIBCPP_EQUAL_DELETE = delete
#endif
#ifdef __GNUC__
#define _NOALIAS __attribute__((__malloc__))
#else
@ -712,10 +740,12 @@ template <unsigned> struct __static_assert_check {};
#define _LIBCPP_LOCALE__L_EXTENSIONS 1
#endif
#if !defined(_WIN32) && !defined(__ANDROID__) && !defined(_NEWLIB_VERSION) && \
!defined(__CloudABI__)
#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
// Most unix variants have catopen. These are the specific ones that don't.
#if !defined(_WIN32) && !defined(__ANDROID__) && !defined(_NEWLIB_VERSION)
#define _LIBCPP_HAS_CATOPEN 1
#endif
#endif
#ifdef __FreeBSD__
#define _DECLARE_C99_LDBL_MATH 1
@ -729,24 +759,13 @@ template <unsigned> struct __static_assert_check {};
#define _LIBCPP_WCTYPE_IS_MASK
#endif
#ifndef _LIBCPP_TRIVIAL_PAIR_COPY_CTOR
# if defined(__FreeBSD__)
// Making the std::pair copy constructor trivial breaks ABI compatibility with
// earlier versions of libc++ shipped by FreeBSD, so turn it off by default.
// See also http://svnweb.freebsd.org/changeset/base/261801
# define _LIBCPP_TRIVIAL_PAIR_COPY_CTOR 0
# else
# define _LIBCPP_TRIVIAL_PAIR_COPY_CTOR 1
# endif
#endif
#ifndef _LIBCPP_STD_VER
# if __cplusplus <= 201103L
# define _LIBCPP_STD_VER 11
# elif __cplusplus <= 201402L
# define _LIBCPP_STD_VER 14
# else
# define _LIBCPP_STD_VER 15 // current year, or date of c++17 ratification
# define _LIBCPP_STD_VER 16 // current year, or date of c++17 ratification
# endif
#endif // _LIBCPP_STD_VER
@ -770,6 +789,12 @@ template <unsigned> struct __static_assert_check {};
#define _LIBCPP_CONSTEXPR_AFTER_CXX11
#endif
#if _LIBCPP_STD_VER > 14 && !defined(_LIBCPP_HAS_NO_CXX14_CONSTEXPR)
#define _LIBCPP_CONSTEXPR_AFTER_CXX14 constexpr
#else
#define _LIBCPP_CONSTEXPR_AFTER_CXX14
#endif
#ifdef _LIBCPP_HAS_NO_RVALUE_REFERENCES
# define _LIBCPP_EXPLICIT_MOVE(x) _VSTD::move(x)
#else
@ -797,6 +822,25 @@ extern "C" void __sanitizer_annotate_contiguous_container(
# define _LIBCPP_WEAK __attribute__((__weak__))
#endif
// Thread API
#if !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_HAS_THREAD_API_PTHREAD)
# if defined(__FreeBSD__) || \
defined(__NetBSD__) || \
defined(__linux__) || \
defined(__APPLE__) || \
defined(__CloudABI__) || \
defined(__sun__)
# define _LIBCPP_HAS_THREAD_API_PTHREAD
# else
# error "No thread API"
# endif // _LIBCPP_HAS_THREAD_API
#endif // _LIBCPP_HAS_NO_THREADS
#if defined(_LIBCPP_HAS_NO_THREADS) && defined(_LIBCPP_HAS_THREAD_API_PTHREAD)
# error _LIBCPP_HAS_THREAD_API_PTHREAD may only be defined when \
_LIBCPP_HAS_NO_THREADS is not defined.
#endif
#if defined(_LIBCPP_HAS_NO_MONOTONIC_CLOCK) && !defined(_LIBCPP_HAS_NO_THREADS)
# error _LIBCPP_HAS_NO_MONOTONIC_CLOCK may only be defined when \
_LIBCPP_HAS_NO_THREADS is defined.
@ -840,7 +884,20 @@ extern "C" void __sanitizer_annotate_contiguous_container(
#ifndef _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK
#define _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK
#endif
#endif
#if __cplusplus < 201103L
#define _LIBCPP_CXX03_LANG
#else
#if defined(_LIBCPP_HAS_NO_VARIADIC_TEMPLATES) || defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES)
#error Libc++ requires a feature complete C++11 compiler in C++11 or greater.
#endif
#endif
#if (defined(_LIBCPP_ENABLE_THREAD_SAFETY_ANNOTATIONS) && defined(__clang__) \
&& __has_attribute(acquire_capability))
#define _LIBCPP_HAS_THREAD_SAFETY_ANNOTATIONS
#endif
#endif // __cplusplus

68
contrib/libc++/include/__functional_base
View File

@ -38,8 +38,6 @@ struct _LIBCPP_TYPE_VIS_ONLY binary_function
typedef _Result result_type;
};
template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY hash;
template <class _Tp>
struct __has_result_type
{
@ -306,75 +304,19 @@ struct __weak_result_type<_Rp (_Cp::*)(_A1, _A2, _A3...) const volatile>
#endif // _LIBCPP_HAS_NO_VARIADICS
// __invoke
#ifndef _LIBCPP_CXX03_LANG
#ifndef _LIBCPP_HAS_NO_VARIADICS
// bullets 1 and 2
template <class _Fp, class _A0, class ..._Args,
class>
inline _LIBCPP_INLINE_VISIBILITY
auto
__invoke(_Fp&& __f, _A0&& __a0, _Args&& ...__args)
-> decltype((_VSTD::forward<_A0>(__a0).*__f)(_VSTD::forward<_Args>(__args)...))
{
return (_VSTD::forward<_A0>(__a0).*__f)(_VSTD::forward<_Args>(__args)...);
}
template <class _Fp, class _A0, class ..._Args,
class>
inline _LIBCPP_INLINE_VISIBILITY
auto
__invoke(_Fp&& __f, _A0&& __a0, _Args&& ...__args)
-> decltype(((*_VSTD::forward<_A0>(__a0)).*__f)(_VSTD::forward<_Args>(__args)...))
{
return ((*_VSTD::forward<_A0>(__a0)).*__f)(_VSTD::forward<_Args>(__args)...);
}
// bullets 3 and 4
template <class _Fp, class _A0,
class>
inline _LIBCPP_INLINE_VISIBILITY
auto
__invoke(_Fp&& __f, _A0&& __a0)
-> decltype(_VSTD::forward<_A0>(__a0).*__f)
{
return _VSTD::forward<_A0>(__a0).*__f;
}
template <class _Fp, class _A0,
class>
inline _LIBCPP_INLINE_VISIBILITY
auto
__invoke(_Fp&& __f, _A0&& __a0)
-> decltype((*_VSTD::forward<_A0>(__a0)).*__f)
{
return (*_VSTD::forward<_A0>(__a0)).*__f;
}
// bullet 5
template <class _Fp, class ..._Args>
inline _LIBCPP_INLINE_VISIBILITY
auto
__invoke(_Fp&& __f, _Args&& ...__args)
-> decltype(_VSTD::forward<_Fp>(__f)(_VSTD::forward<_Args>(__args)...))
{
return _VSTD::forward<_Fp>(__f)(_VSTD::forward<_Args>(__args)...);
}
template <class _Tp, class ..._Args>
struct __invoke_return
{
typedef decltype(__invoke(_VSTD::declval<_Tp>(), _VSTD::declval<_Args>()...)) type;
};
#else // _LIBCPP_HAS_NO_VARIADICS
#else // defined(_LIBCPP_CXX03_LANG)
#include <__functional_base_03>
#endif // _LIBCPP_HAS_NO_VARIADICS
#endif // !defined(_LIBCPP_CXX03_LANG)
template <class _Ret>
@ -577,10 +519,6 @@ public:
#endif // _LIBCPP_HAS_NO_VARIADICS
};
template <class _Tp> struct __is_reference_wrapper_impl : public false_type {};
template <class _Tp> struct __is_reference_wrapper_impl<reference_wrapper<_Tp> > : public true_type {};
template <class _Tp> struct __is_reference_wrapper
: public __is_reference_wrapper_impl<typename remove_cv<_Tp>::type> {};
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY

621
contrib/libc++/include/__hash_table
View File

@ -17,6 +17,7 @@
#include <iterator>
#include <algorithm>
#include <cmath>
#include <utility>
#include <__undef_min_max>
#include <__undef___deallocate>
@ -29,6 +30,29 @@
_LIBCPP_BEGIN_NAMESPACE_STD
#ifndef _LIBCPP_CXX03_LANG
template <class _Key, class _Tp>
union __hash_value_type;
#else
template <class _Key, class _Tp>
struct __hash_value_type;
#endif
#ifndef _LIBCPP_CXX03_LANG
template <class _Tp>
struct __is_hash_value_type_imp : false_type {};
template <class _Key, class _Value>
struct __is_hash_value_type_imp<__hash_value_type<_Key, _Value>> : true_type {};
template <class ..._Args>
struct __is_hash_value_type : false_type {};
template <class _One>
struct __is_hash_value_type<_One> : __is_hash_value_type_imp<typename __uncvref<_One>::type> {};
#endif
_LIBCPP_FUNC_VIS
size_t __next_prime(size_t __n);
@ -49,10 +73,10 @@ struct __hash_node
typename __rebind_pointer<_VoidPtr, __hash_node<_Tp, _VoidPtr> >::type
>
{
typedef _Tp value_type;
typedef _Tp __node_value_type;
size_t __hash_;
value_type __value_;
__node_value_type __value_;
};
inline _LIBCPP_INLINE_VISIBILITY
@ -66,7 +90,8 @@ inline _LIBCPP_INLINE_VISIBILITY
size_t
__constrain_hash(size_t __h, size_t __bc)
{
return !(__bc & (__bc - 1)) ? __h & (__bc - 1) : __h % __bc;
return !(__bc & (__bc - 1)) ? __h & (__bc - 1) :
(__h < __bc ? __h : __h % __bc);
}
inline _LIBCPP_INLINE_VISIBILITY
@ -76,24 +101,173 @@ __next_hash_pow2(size_t __n)
return size_t(1) << (std::numeric_limits<size_t>::digits - __clz(__n-1));
}
template <class _Tp, class _Hash, class _Equal, class _Alloc> class __hash_table;
template <class _NodePtr> class _LIBCPP_TYPE_VIS_ONLY __hash_iterator;
template <class _ConstNodePtr> class _LIBCPP_TYPE_VIS_ONLY __hash_const_iterator;
template <class _NodePtr> class _LIBCPP_TYPE_VIS_ONLY __hash_local_iterator;
template <class _ConstNodePtr> class _LIBCPP_TYPE_VIS_ONLY __hash_const_local_iterator;
template <class _HashIterator> class _LIBCPP_TYPE_VIS_ONLY __hash_map_iterator;
template <class _HashIterator> class _LIBCPP_TYPE_VIS_ONLY __hash_map_const_iterator;
template <class _Tp>
struct __hash_key_value_types {
static_assert(!is_reference<_Tp>::value && !is_const<_Tp>::value, "");
typedef _Tp key_type;
typedef _Tp __node_value_type;
typedef _Tp __container_value_type;
static const bool __is_map = false;
_LIBCPP_INLINE_VISIBILITY
static key_type const& __get_key(_Tp const& __v) {
return __v;
}
_LIBCPP_INLINE_VISIBILITY
static __container_value_type const& __get_value(__node_value_type const& __v) {
return __v;
}
_LIBCPP_INLINE_VISIBILITY
static __container_value_type* __get_ptr(__node_value_type& __n) {
return _VSTD::addressof(__n);
}
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
static __container_value_type&& __move(__node_value_type& __v) {
return _VSTD::move(__v);
}
#endif
};
template <class _Key, class _Tp>
struct __hash_key_value_types<__hash_value_type<_Key, _Tp> > {
typedef _Key key_type;
typedef _Tp mapped_type;
typedef __hash_value_type<_Key, _Tp> __node_value_type;
typedef pair<const _Key, _Tp> __container_value_type;
typedef pair<_Key, _Tp> __nc_value_type;
typedef __container_value_type __map_value_type;
static const bool __is_map = true;
_LIBCPP_INLINE_VISIBILITY
static key_type const& __get_key(__container_value_type const& __v) {
return __v.first;
}
template <class _Up>
_LIBCPP_INLINE_VISIBILITY
static typename enable_if<__is_same_uncvref<_Up, __node_value_type>::value,
__container_value_type const&>::type
__get_value(_Up& __t) {
return __t.__cc;
}
template <class _Up>
_LIBCPP_INLINE_VISIBILITY
static typename enable_if<__is_same_uncvref<_Up, __container_value_type>::value,
__container_value_type const&>::type
__get_value(_Up& __t) {
return __t;
}
_LIBCPP_INLINE_VISIBILITY
static __container_value_type* __get_ptr(__node_value_type& __n) {
return _VSTD::addressof(__n.__cc);
}
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
static __nc_value_type&& __move(__node_value_type& __v) {
return _VSTD::move(__v.__nc);
}
#endif
};
template <class _Tp, class _AllocPtr, class _KVTypes = __hash_key_value_types<_Tp>,
bool = _KVTypes::__is_map>
struct __hash_map_pointer_types {};
template <class _Tp, class _AllocPtr, class _KVTypes>
struct __hash_map_pointer_types<_Tp, _AllocPtr, _KVTypes, true> {
typedef typename _KVTypes::__map_value_type _Mv;
typedef typename __rebind_pointer<_AllocPtr, _Mv>::type
__map_value_type_pointer;
typedef typename __rebind_pointer<_AllocPtr, const _Mv>::type
__const_map_value_type_pointer;
};
template <class _NodePtr, class _NodeT = typename pointer_traits<_NodePtr>::element_type>
struct __hash_node_types;
template <class _NodePtr, class _Tp, class _VoidPtr>
struct __hash_node_types<_NodePtr, __hash_node<_Tp, _VoidPtr> >
: public __hash_key_value_types<_Tp>, __hash_map_pointer_types<_Tp, _VoidPtr>
{
typedef __hash_key_value_types<_Tp> __base;
public:
typedef ptrdiff_t difference_type;
typedef size_t size_type;
typedef typename __rebind_pointer<_NodePtr, void>::type __void_pointer;
typedef typename pointer_traits<_NodePtr>::element_type __node_type;
typedef _NodePtr __node_pointer;
typedef __hash_node_base<__node_pointer> __node_base_type;
typedef typename __rebind_pointer<_NodePtr, __node_base_type>::type
__node_base_pointer;
typedef _Tp __node_value_type;
typedef typename __rebind_pointer<_VoidPtr, __node_value_type>::type
__node_value_type_pointer;
typedef typename __rebind_pointer<_VoidPtr, const __node_value_type>::type
__const_node_value_type_pointer;
private:
static_assert(!is_const<__node_type>::value,
"_NodePtr should never be a pointer to const");
static_assert((is_same<typename pointer_traits<_VoidPtr>::element_type, void>::value),
"_VoidPtr does not point to unqualified void type");
static_assert((is_same<typename __rebind_pointer<_VoidPtr, __node_type>::type,
_NodePtr>::value), "_VoidPtr does not rebind to _NodePtr.");
};
template <class _HashIterator>
struct __hash_node_types_from_iterator;
template <class _NodePtr>
struct __hash_node_types_from_iterator<__hash_iterator<_NodePtr> > : __hash_node_types<_NodePtr> {};
template <class _NodePtr>
struct __hash_node_types_from_iterator<__hash_const_iterator<_NodePtr> > : __hash_node_types<_NodePtr> {};
template <class _NodePtr>
struct __hash_node_types_from_iterator<__hash_local_iterator<_NodePtr> > : __hash_node_types<_NodePtr> {};
template <class _NodePtr>
struct __hash_node_types_from_iterator<__hash_const_local_iterator<_NodePtr> > : __hash_node_types<_NodePtr> {};
template <class _NodeValueTp, class _VoidPtr>
struct __make_hash_node_types {
typedef __hash_node<_NodeValueTp, _VoidPtr> _NodeTp;
typedef typename __rebind_pointer<_VoidPtr, _NodeTp>::type _NodePtr;
typedef __hash_node_types<_NodePtr> type;
};
template <class _NodePtr>
class _LIBCPP_TYPE_VIS_ONLY __hash_iterator
{
typedef _NodePtr __node_pointer;
typedef __hash_node_types<_NodePtr> _NodeTypes;
typedef _NodePtr __node_pointer;
__node_pointer __node_;
public:
typedef forward_iterator_tag iterator_category;
typedef typename pointer_traits<__node_pointer>::element_type::value_type value_type;
typedef typename pointer_traits<__node_pointer>::difference_type difference_type;
typedef value_type& reference;
typedef typename __rebind_pointer<__node_pointer, value_type>::type pointer;
typedef forward_iterator_tag iterator_category;
typedef typename _NodeTypes::__node_value_type value_type;
typedef typename _NodeTypes::difference_type difference_type;
typedef value_type& reference;
typedef typename _NodeTypes::__node_value_type_pointer pointer;
_LIBCPP_INLINE_VISIBILITY __hash_iterator() _NOEXCEPT
#if _LIBCPP_STD_VER > 11
@ -202,25 +376,24 @@ private:
template <class, class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY unordered_multimap;
};
template <class _ConstNodePtr>
template <class _NodePtr>
class _LIBCPP_TYPE_VIS_ONLY __hash_const_iterator
{
typedef _ConstNodePtr __node_pointer;
static_assert(!is_const<typename pointer_traits<_NodePtr>::element_type>::value, "");
typedef __hash_node_types<_NodePtr> _NodeTypes;
typedef _NodePtr __node_pointer;
__node_pointer __node_;
typedef typename remove_const<
typename pointer_traits<__node_pointer>::element_type
>::type __node;
__node_pointer __node_;
public:
typedef forward_iterator_tag iterator_category;
typedef typename __node::value_type value_type;
typedef typename pointer_traits<__node_pointer>::difference_type difference_type;
typedef const value_type& reference;
typedef typename __rebind_pointer<__node_pointer, const value_type>::type pointer;
typedef typename __rebind_pointer<__node_pointer, __node>::type __non_const_node_pointer;
typedef __hash_iterator<__non_const_node_pointer> __non_const_iterator;
typedef __hash_iterator<_NodePtr> __non_const_iterator;
typedef forward_iterator_tag iterator_category;
typedef typename _NodeTypes::__node_value_type value_type;
typedef typename _NodeTypes::difference_type difference_type;
typedef const value_type& reference;
typedef typename _NodeTypes::__const_node_value_type_pointer pointer;
_LIBCPP_INLINE_VISIBILITY __hash_const_iterator() _NOEXCEPT
#if _LIBCPP_STD_VER > 11
@ -336,24 +509,22 @@ private:
template <class, class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY unordered_multimap;
};
template <class _ConstNodePtr> class _LIBCPP_TYPE_VIS_ONLY __hash_const_local_iterator;
template <class _NodePtr>
class _LIBCPP_TYPE_VIS_ONLY __hash_local_iterator
{
typedef _NodePtr __node_pointer;
typedef __hash_node_types<_NodePtr> _NodeTypes;
typedef _NodePtr __node_pointer;
__node_pointer __node_;
size_t __bucket_;
size_t __bucket_count_;
typedef pointer_traits<__node_pointer> __pointer_traits;
public:
typedef forward_iterator_tag iterator_category;
typedef typename __pointer_traits::element_type::value_type value_type;
typedef typename __pointer_traits::difference_type difference_type;
typedef typename _NodeTypes::__node_value_type value_type;
typedef typename _NodeTypes::difference_type difference_type;
typedef value_type& reference;
typedef typename __rebind_pointer<__node_pointer, value_type>::type pointer;
typedef typename _NodeTypes::__node_value_type_pointer pointer;
_LIBCPP_INLINE_VISIBILITY __hash_local_iterator() _NOEXCEPT
{
@ -476,7 +647,8 @@ private:
template <class _ConstNodePtr>
class _LIBCPP_TYPE_VIS_ONLY __hash_const_local_iterator
{
typedef _ConstNodePtr __node_pointer;
typedef __hash_node_types<_ConstNodePtr> _NodeTypes;
typedef _ConstNodePtr __node_pointer;
__node_pointer __node_;
size_t __bucket_;
@ -487,18 +659,15 @@ class _LIBCPP_TYPE_VIS_ONLY __hash_const_local_iterator
typedef typename remove_const<__node>::type __non_const_node;
typedef typename __rebind_pointer<__node_pointer, __non_const_node>::type
__non_const_node_pointer;
public:
typedef __hash_local_iterator<__non_const_node_pointer>
__non_const_iterator;
public:
typedef forward_iterator_tag iterator_category;
typedef typename remove_const<
typename __pointer_traits::element_type::value_type
>::type value_type;
typedef typename __pointer_traits::difference_type difference_type;
typedef const value_type& reference;
typedef typename __rebind_pointer<__node_pointer, const value_type>::type
pointer;
typedef forward_iterator_tag iterator_category;
typedef typename _NodeTypes::__node_value_type value_type;
typedef typename _NodeTypes::difference_type difference_type;
typedef const value_type& reference;
typedef typename _NodeTypes::__const_node_value_type_pointer pointer;
_LIBCPP_INLINE_VISIBILITY __hash_const_local_iterator() _NOEXCEPT
@ -686,10 +855,11 @@ class __hash_node_destructor
{
typedef _Alloc allocator_type;
typedef allocator_traits<allocator_type> __alloc_traits;
typedef typename __alloc_traits::value_type::value_type value_type;
public:
typedef typename __alloc_traits::pointer pointer;
private:
typedef __hash_node_types<pointer> _NodeTypes;
allocator_type& __na_;
@ -709,7 +879,7 @@ public:
void operator()(pointer __p) _NOEXCEPT
{
if (__value_constructed)
__alloc_traits::destroy(__na_, _VSTD::addressof(__p->__value_));
__alloc_traits::destroy(__na_, _NodeTypes::__get_ptr(__p->__value_));
if (__p)
__alloc_traits::deallocate(__na_, __p, 1);
}
@ -728,23 +898,47 @@ public:
private:
typedef allocator_traits<allocator_type> __alloc_traits;
typedef typename
__make_hash_node_types<value_type, typename __alloc_traits::void_pointer>::type
_NodeTypes;
public:
typedef typename _NodeTypes::__node_value_type __node_value_type;
typedef typename _NodeTypes::__container_value_type __container_value_type;
typedef typename _NodeTypes::key_type key_type;
typedef value_type& reference;
typedef const value_type& const_reference;
typedef typename __alloc_traits::pointer pointer;
typedef typename __alloc_traits::const_pointer const_pointer;
#ifndef _LIBCPP_ABI_FIX_UNORDERED_CONTAINER_SIZE_TYPE
typedef typename __alloc_traits::size_type size_type;
typedef typename __alloc_traits::difference_type difference_type;
#else
typedef typename _NodeTypes::size_type size_type;
#endif
typedef typename _NodeTypes::difference_type difference_type;
public:
// Create __node
typedef __hash_node<value_type, typename __alloc_traits::void_pointer> __node;
typedef typename _NodeTypes::__node_type __node;
typedef typename __rebind_alloc_helper<__alloc_traits, __node>::type __node_allocator;
typedef allocator_traits<__node_allocator> __node_traits;
typedef typename __node_traits::pointer __node_pointer;
typedef typename __node_traits::pointer __node_const_pointer;
typedef __hash_node_base<__node_pointer> __first_node;
typedef typename __rebind_pointer<__node_pointer, __first_node>::type
__node_base_pointer;
typedef typename _NodeTypes::__void_pointer __void_pointer;
typedef typename _NodeTypes::__node_pointer __node_pointer;
typedef typename _NodeTypes::__node_pointer __node_const_pointer;
typedef typename _NodeTypes::__node_base_type __first_node;
typedef typename _NodeTypes::__node_base_pointer __node_base_pointer;
private:
// check for sane allocator pointer rebinding semantics. Rebinding the
// allocator for a new pointer type should be exactly the same as rebinding
// the pointer using 'pointer_traits'.
static_assert((is_same<__node_pointer, typename __node_traits::pointer>::value),
"Allocator does not rebind pointers in a sane manner.");
typedef typename __rebind_alloc_helper<__node_traits, __first_node>::type
__node_base_allocator;
typedef allocator_traits<__node_base_allocator> __node_base_traits;
static_assert((is_same<__node_base_pointer, typename __node_base_traits::pointer>::value),
"Allocator does not rebind pointers in a sane manner.");
private:
@ -755,10 +949,10 @@ private:
typedef typename __bucket_list_deleter::pointer __node_pointer_pointer;
// --- Member data begin ---
__bucket_list __bucket_list_;
__compressed_pair<__first_node, __node_allocator> __p1_;
__compressed_pair<size_type, hasher> __p2_;
__compressed_pair<float, key_equal> __p3_;
__bucket_list __bucket_list_;
__compressed_pair<__first_node, __node_allocator> __p1_;
__compressed_pair<size_type, hasher> __p2_;
__compressed_pair<float, key_equal> __p3_;
// --- Member data end ---
_LIBCPP_INLINE_VISIBILITY
@ -809,7 +1003,7 @@ public:
explicit __hash_table(const allocator_type& __a);
__hash_table(const __hash_table& __u);
__hash_table(const __hash_table& __u, const allocator_type& __a);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_CXX03_LANG
__hash_table(__hash_table&& __u)
_NOEXCEPT_(
is_nothrow_move_constructible<__bucket_list>::value &&
@ -818,11 +1012,11 @@ public:
is_nothrow_move_constructible<hasher>::value &&
is_nothrow_move_constructible<key_equal>::value);
__hash_table(__hash_table&& __u, const allocator_type& __a);
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
#endif // _LIBCPP_CXX03_LANG
~__hash_table();
__hash_table& operator=(const __hash_table& __u);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
__hash_table& operator=(__hash_table&& __u)
_NOEXCEPT_(
@ -848,41 +1042,103 @@ public:
iterator __node_insert_multi(const_iterator __p,
__node_pointer __nd);
#if !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS)
template <class... _Args>
pair<iterator, bool> __emplace_unique(_Args&&... __args);
template <class... _Args>
iterator __emplace_multi(_Args&&... __args);
template <class... _Args>
iterator __emplace_hint_multi(const_iterator __p, _Args&&... __args);
#endif // !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS)
#ifndef _LIBCPP_CXX03_LANG
template <class _Key, class ..._Args>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> __emplace_unique_key_args(_Key const& __k, _Args&&... __args);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _ValueTp>
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> __insert_unique_value(_ValueTp&& __x);
#else
pair<iterator, bool> __emplace_unique_impl(_Args&&... __args);
template <class _Pp>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> __insert_unique_value(const value_type& __x);
pair<iterator, bool> __emplace_unique(_Pp&& __x) {
return __emplace_unique_extract_key(_VSTD::forward<_Pp>(__x),
__can_extract_key<_Pp, key_type>());
}
template <class _First, class _Second>
_LIBCPP_INLINE_VISIBILITY
typename enable_if<
__can_extract_map_key<_First, key_type, __container_value_type>::value,
pair<iterator, bool>
>::type __emplace_unique(_First&& __f, _Second&& __s) {
return __emplace_unique_key_args(__f, _VSTD::forward<_First>(__f),
_VSTD::forward<_Second>(__s));
}
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> __emplace_unique(_Args&&... __args) {
return __emplace_unique_impl(_VSTD::forward<_Args>(__args)...);
}
template <class _Pp>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool>
__emplace_unique_extract_key(_Pp&& __x, __extract_key_fail_tag) {
return __emplace_unique_impl(_VSTD::forward<_Pp>(__x));
}
template <class _Pp>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool>
__emplace_unique_extract_key(_Pp&& __x, __extract_key_self_tag) {
return __emplace_unique_key_args(__x, _VSTD::forward<_Pp>(__x));
}
template <class _Pp>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool>
__emplace_unique_extract_key(_Pp&& __x, __extract_key_first_tag) {
return __emplace_unique_key_args(__x.first, _VSTD::forward<_Pp>(__x));
}
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
iterator __emplace_multi(_Args&&... __args);
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
iterator __emplace_hint_multi(const_iterator __p, _Args&&... __args);
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool>
__insert_unique(__container_value_type&& __x) {
return __emplace_unique_key_args(_NodeTypes::__get_key(__x), _VSTD::move(__x));
}
template <class _Pp, class = typename enable_if<
!__is_same_uncvref<_Pp, __container_value_type>::value
>::type>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> __insert_unique(_Pp&& __x) {
return __emplace_unique(_VSTD::forward<_Pp>(__x));
}
template <class _Pp>
_LIBCPP_INLINE_VISIBILITY
iterator __insert_multi(_Pp&& __x) {
return __emplace_multi(_VSTD::forward<_Pp>(__x));
}
template <class _Pp>
_LIBCPP_INLINE_VISIBILITY
iterator __insert_multi(const_iterator __p, _Pp&& __x) {
return __emplace_hint_multi(__p, _VSTD::forward<_Pp>(__x));
}
#else // !defined(_LIBCPP_CXX03_LANG)
template <class _Key, class _Args>
pair<iterator, bool> __emplace_unique_key_args(_Key const&, _Args& __args);
iterator __insert_multi(const __container_value_type& __x);
iterator __insert_multi(const_iterator __p, const __container_value_type& __x);
#endif
pair<iterator, bool> __insert_unique(const value_type& __x);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
pair<iterator, bool> __insert_unique(value_type&& __x);
template <class _Pp>
pair<iterator, bool> __insert_unique(_Pp&& __x);
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Pp>
iterator __insert_multi(_Pp&& __x);
template <class _Pp>
iterator __insert_multi(const_iterator __p, _Pp&& __x);
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES
iterator __insert_multi(const value_type& __x);
iterator __insert_multi(const_iterator __p, const value_type& __x);
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> __insert_unique(const __container_value_type& __x) {
return __emplace_unique_key_args(_NodeTypes::__get_key(__x), __x);
}
void clear() _NOEXCEPT;
void rehash(size_type __n);
@ -1042,16 +1298,17 @@ public:
private:
void __rehash(size_type __n);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_HAS_NO_VARIADICS
#ifndef _LIBCPP_CXX03_LANG
template <class ..._Args>
__node_holder __construct_node(_Args&& ...__args);
#endif // _LIBCPP_HAS_NO_VARIADICS
__node_holder __construct_node(value_type&& __v, size_t __hash);
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES
__node_holder __construct_node(const value_type& __v);
__node_holder __construct_node(_Args&& ...__args);
template <class _First, class ..._Rest>
__node_holder __construct_node_hash(size_t __hash, _First&& __f, _Rest&&... __rest);
#else // _LIBCPP_CXX03_LANG
__node_holder __construct_node(const __container_value_type& __v);
__node_holder __construct_node_hash(size_t __hash, const __container_value_type& __v);
#endif
__node_holder __construct_node(const value_type& __v, size_t __hash);
_LIBCPP_INLINE_VISIBILITY
void __copy_assign_alloc(const __hash_table& __u)
@ -1061,6 +1318,7 @@ private:
_LIBCPP_INLINE_VISIBILITY
void __copy_assign_alloc(const __hash_table&, false_type) {}
#ifndef _LIBCPP_CXX03_LANG
void __move_assign(__hash_table& __u, false_type);
void __move_assign(__hash_table& __u, true_type)
_NOEXCEPT_(
@ -1087,6 +1345,7 @@ private:
}
_LIBCPP_INLINE_VISIBILITY
void __move_assign_alloc(__hash_table&, false_type) _NOEXCEPT {}
#endif // _LIBCPP_CXX03_LANG
void __deallocate(__node_pointer __np) _NOEXCEPT;
__node_pointer __detach() _NOEXCEPT;
@ -1163,7 +1422,7 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::__hash_table(const __hash_table& __u,
{
}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_CXX03_LANG
template <class _Tp, class _Hash, class _Equal, class _Alloc>
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__hash_table(__hash_table&& __u)
@ -1212,11 +1471,15 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::__hash_table(__hash_table&& __u,
}
}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
#endif // _LIBCPP_CXX03_LANG
template <class _Tp, class _Hash, class _Equal, class _Alloc>
__hash_table<_Tp, _Hash, _Equal, _Alloc>::~__hash_table()
{
static_assert((is_copy_constructible<key_equal>::value),
"Predicate must be copy-constructible.");
static_assert((is_copy_constructible<hasher>::value),
"Hasher must be copy-constructible.");
__deallocate(__p1_.first().__next_);
#if _LIBCPP_DEBUG_LEVEL >= 2
__get_db()->__erase_c(this);
@ -1277,7 +1540,7 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::__deallocate(__node_pointer __np)
}
__get_db()->unlock();
#endif
__node_traits::destroy(__na, _VSTD::addressof(__np->__value_));
__node_traits::destroy(__na, _NodeTypes::__get_ptr(__np->__value_));
__node_traits::deallocate(__na, __np, 1);
__np = __next;
}
@ -1296,7 +1559,7 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::__detach() _NOEXCEPT
return __cache;
}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_CXX03_LANG
template <class _Tp, class _Hash, class _Equal, class _Alloc>
void
@ -1369,8 +1632,7 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::__move_assign(
const_iterator __i = __u.begin();
while (__u.size() != 0)
{
__node_holder __h =
__construct_node(_VSTD::move(__u.remove(__i++)->__value_));
__node_holder __h = __construct_node(_NodeTypes::__move(__u.remove(__i++)->__value_));
__node_insert_multi(__h.get());
__h.release();
}
@ -1392,7 +1654,7 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::operator=(__hash_table&& __u)
return *this;
}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
#endif // _LIBCPP_CXX03_LANG
template <class _Tp, class _Hash, class _Equal, class _Alloc>
template <class _InputIterator>
@ -1400,6 +1662,11 @@ void
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__assign_unique(_InputIterator __first,
_InputIterator __last)
{
typedef iterator_traits<_InputIterator> _ITraits;
typedef typename _ITraits::value_type _ItValueType;
static_assert((is_same<_ItValueType, __container_value_type>::value),
"__assign_unique may only be called with the containers value type");
if (bucket_count() != 0)
{
__node_pointer __cache = __detach();
@ -1434,6 +1701,12 @@ void
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__assign_multi(_InputIterator __first,
_InputIterator __last)
{
typedef iterator_traits<_InputIterator> _ITraits;
typedef typename _ITraits::value_type _ItValueType;
static_assert((is_same<_ItValueType, __container_value_type>::value ||
is_same<_ItValueType, __node_value_type>::value),
"__assign_multi may only be called with the containers value type"
" or the nodes value type");
if (bucket_count() != 0)
{
__node_pointer __cache = __detach();
@ -1459,7 +1732,7 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::__assign_multi(_InputIterator __first,
__deallocate(__cache);
}
for (; __first != __last; ++__first)
__insert_multi(*__first);
__insert_multi(_NodeTypes::__get_value(*__first));
}
template <class _Tp, class _Hash, class _Equal, class _Alloc>
@ -1685,31 +1958,24 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::__node_insert_multi(
return __node_insert_multi(__cp);
}
template <class _Tp, class _Hash, class _Equal, class _Alloc>
pair<typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::iterator, bool>
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_unique(const value_type& __x)
{
return __insert_unique_value(__x);
}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_CXX03_LANG
template <class _Tp, class _Hash, class _Equal, class _Alloc>
template <class _ValueTp>
template <class _Key, class ..._Args>
_LIBCPP_INLINE_VISIBILITY
pair<typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::iterator, bool>
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_unique_value(_ValueTp&& __x)
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__emplace_unique_key_args(_Key const& __k, _Args&&... __args)
#else
template <class _Tp, class _Hash, class _Equal, class _Alloc>
template <class _Key, class _Args>
_LIBCPP_INLINE_VISIBILITY
pair<typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::iterator, bool>
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_unique_value(const value_type& __x)
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__emplace_unique_key_args(_Key const& __k, _Args& __args)
#endif
{
#if defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES)
typedef const value_type& _ValueTp;
#endif
size_t __hash = hash_function()(__x);
size_t __hash = hash_function()(__k);
size_type __bc = bucket_count();
bool __inserted = false;
__node_pointer __nd;
@ -1724,13 +1990,17 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_unique_value(const value_type
__constrain_hash(__nd->__hash_, __bc) == __chash;
__nd = __nd->__next_)
{
if (key_eq()(__nd->__value_, __x))
if (key_eq()(__nd->__value_, __k))
goto __done;
}
}
}
{
__node_holder __h = __construct_node(_VSTD::forward<_ValueTp>(__x), __hash);
#ifndef _LIBCPP_CXX03_LANG
__node_holder __h = __construct_node_hash(__hash, _VSTD::forward<_Args>(__args)...);
#else
__node_holder __h = __construct_node_hash(__hash, __args);
#endif
if (size()+1 > __bc * max_load_factor() || __bc == 0)
{
rehash(_VSTD::max<size_type>(2 * __bc + !__is_hash_power2(__bc),
@ -1742,7 +2012,7 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_unique_value(const value_type
__node_pointer __pn = __bucket_list_[__chash];
if (__pn == nullptr)
{
__pn = static_cast<__node_pointer>(pointer_traits<__node_base_pointer>::pointer_to(__p1_.first()));
__pn = static_cast<__node_pointer>(static_cast<__void_pointer>(pointer_traits<__node_base_pointer>::pointer_to(__p1_.first())));
__h->__next_ = __pn->__next_;
__pn->__next_ = __h.get();
// fix up __bucket_list_
@ -1768,13 +2038,12 @@ __done:
#endif
}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_HAS_NO_VARIADICS
#ifndef _LIBCPP_CXX03_LANG
template <class _Tp, class _Hash, class _Equal, class _Alloc>
template <class... _Args>
pair<typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::iterator, bool>
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__emplace_unique(_Args&&... __args)
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__emplace_unique_impl(_Args&&... __args)
{
__node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...);
pair<iterator, bool> __r = __node_insert_unique(__h.get());
@ -1811,64 +2080,11 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::__emplace_hint_multi(
return __r;
}
#endif // _LIBCPP_HAS_NO_VARIADICS
template <class _Tp, class _Hash, class _Equal, class _Alloc>
pair<typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::iterator, bool>
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_unique(value_type&& __x)
{
return __insert_unique_value(_VSTD::move(__x));
}
template <class _Tp, class _Hash, class _Equal, class _Alloc>
template <class _Pp>
pair<typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::iterator, bool>
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_unique(_Pp&& __x)
{
__node_holder __h = __construct_node(_VSTD::forward<_Pp>(__x));
pair<iterator, bool> __r = __node_insert_unique(__h.get());
if (__r.second)
__h.release();
return __r;
}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Tp, class _Hash, class _Equal, class _Alloc>
template <class _Pp>
typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::iterator
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_multi(_Pp&& __x)
{
__node_holder __h = __construct_node(_VSTD::forward<_Pp>(__x));
iterator __r = __node_insert_multi(__h.get());
__h.release();
return __r;
}
template <class _Tp, class _Hash, class _Equal, class _Alloc>
template <class _Pp>
typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::iterator
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_multi(const_iterator __p,
_Pp&& __x)
{
#if _LIBCPP_DEBUG_LEVEL >= 2
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this,
"unordered container::insert(const_iterator, rvalue) called with an iterator not"
" referring to this unordered container");
#endif
__node_holder __h = __construct_node(_VSTD::forward<_Pp>(__x));
iterator __r = __node_insert_multi(__p, __h.get());
__h.release();
return __r;
}
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES
#else // _LIBCPP_CXX03_LANG
template <class _Tp, class _Hash, class _Equal, class _Alloc>
typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::iterator
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_multi(const value_type& __x)
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_multi(const __container_value_type& __x)
{
__node_holder __h = __construct_node(__x);
iterator __r = __node_insert_multi(__h.get());
@ -1879,7 +2095,7 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_multi(const value_type& __x)
template <class _Tp, class _Hash, class _Equal, class _Alloc>
typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::iterator
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_multi(const_iterator __p,
const value_type& __x)
const __container_value_type& __x)
{
#if _LIBCPP_DEBUG_LEVEL >= 2
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this,
@ -1892,7 +2108,7 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::__insert_multi(const_iterator __p,
return __r;
}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
#endif // _LIBCPP_CXX03_LANG
template <class _Tp, class _Hash, class _Equal, class _Alloc>
void
@ -1986,10 +2202,11 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::find(const _Key& __k)
if (__nd != nullptr)
{
for (__nd = __nd->__next_; __nd != nullptr &&
__constrain_hash(__nd->__hash_, __bc) == __chash;
(__nd->__hash_ == __hash
|| __constrain_hash(__nd->__hash_, __bc) == __chash);
__nd = __nd->__next_)
{
if (key_eq()(__nd->__value_, __k))
if ((__nd->__hash_ == __hash) && key_eq()(__nd->__value_, __k))
#if _LIBCPP_DEBUG_LEVEL >= 2
return iterator(__nd, this);
#else
@ -2015,10 +2232,10 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::find(const _Key& __k) const
if (__nd != nullptr)
{
for (__nd = __nd->__next_; __nd != nullptr &&
__constrain_hash(__nd->__hash_, __bc) == __chash;
(__hash == __nd->__hash_ || __constrain_hash(__nd->__hash_, __bc) == __chash);
__nd = __nd->__next_)
{
if (key_eq()(__nd->__value_, __k))
if ((__nd->__hash_ == __hash) && key_eq()(__nd->__value_, __k))
#if _LIBCPP_DEBUG_LEVEL >= 2
return const_iterator(__nd, this);
#else
@ -2031,70 +2248,74 @@ __hash_table<_Tp, _Hash, _Equal, _Alloc>::find(const _Key& __k) const
return end();
}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_HAS_NO_VARIADICS
#ifndef _LIBCPP_CXX03_LANG
template <class _Tp, class _Hash, class _Equal, class _Alloc>
template <class ..._Args>
typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::__node_holder
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__construct_node(_Args&& ...__args)
{
static_assert(!__is_hash_value_type<_Args...>::value,
"Construct cannot be called with a hash value type");
__node_allocator& __na = __node_alloc();
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
__node_traits::construct(__na, _VSTD::addressof(__h->__value_), _VSTD::forward<_Args>(__args)...);
__node_traits::construct(__na, _NodeTypes::__get_ptr(__h->__value_), _VSTD::forward<_Args>(__args)...);
__h.get_deleter().__value_constructed = true;
__h->__hash_ = hash_function()(__h->__value_);
__h->__next_ = nullptr;
return __h;
}
#endif // _LIBCPP_HAS_NO_VARIADICS
template <class _Tp, class _Hash, class _Equal, class _Alloc>
template <class _First, class ..._Rest>
typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::__node_holder
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__construct_node(value_type&& __v,
size_t __hash)
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__construct_node_hash(
size_t __hash, _First&& __f, _Rest&& ...__rest)
{
static_assert(!__is_hash_value_type<_First, _Rest...>::value,
"Construct cannot be called with a hash value type");
__node_allocator& __na = __node_alloc();
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
__node_traits::construct(__na, _VSTD::addressof(__h->__value_), _VSTD::move(__v));
__node_traits::construct(__na, _NodeTypes::__get_ptr(__h->__value_),
_VSTD::forward<_First>(__f),
_VSTD::forward<_Rest>(__rest)...);
__h.get_deleter().__value_constructed = true;
__h->__hash_ = __hash;
__h->__next_ = nullptr;
return __h;
}
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES
#else // _LIBCPP_CXX03_LANG
template <class _Tp, class _Hash, class _Equal, class _Alloc>
typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::__node_holder
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__construct_node(const value_type& __v)
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__construct_node(const __container_value_type& __v)
{
__node_allocator& __na = __node_alloc();
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
__node_traits::construct(__na, _VSTD::addressof(__h->__value_), __v);
__node_traits::construct(__na, _NodeTypes::__get_ptr(__h->__value_), __v);
__h.get_deleter().__value_constructed = true;
__h->__hash_ = hash_function()(__h->__value_);
__h->__next_ = nullptr;
return _LIBCPP_EXPLICIT_MOVE(__h); // explicitly moved for C++03
}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Tp, class _Hash, class _Equal, class _Alloc>
typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::__node_holder
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__construct_node(const value_type& __v,
size_t __hash)
__hash_table<_Tp, _Hash, _Equal, _Alloc>::__construct_node_hash(size_t __hash,
const __container_value_type& __v)
{
__node_allocator& __na = __node_alloc();
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
__node_traits::construct(__na, _VSTD::addressof(__h->__value_), __v);
__node_traits::construct(__na, _NodeTypes::__get_ptr(__h->__value_), __v);
__h.get_deleter().__value_constructed = true;
__h->__hash_ = __hash;
__h->__next_ = nullptr;
return _LIBCPP_EXPLICIT_MOVE(__h); // explicitly moved for C++03
}
#endif // _LIBCPP_CXX03_LANG
template <class _Tp, class _Hash, class _Equal, class _Alloc>
typename __hash_table<_Tp, _Hash, _Equal, _Alloc>::iterator
__hash_table<_Tp, _Hash, _Equal, _Alloc>::erase(const_iterator __p)

84
contrib/libc++/include/__mutex_base
View File

@ -14,9 +14,7 @@
#include <__config>
#include <chrono>
#include <system_error>
#ifndef _LIBCPP_HAS_NO_THREADS
#include <pthread.h>
#endif
#include <__threading_support>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
@ -26,29 +24,41 @@ _LIBCPP_BEGIN_NAMESPACE_STD
#ifndef _LIBCPP_HAS_NO_THREADS
class _LIBCPP_TYPE_VIS mutex
#ifndef _LIBCPP_THREAD_SAFETY_ANNOTATION
# ifdef _LIBCPP_HAS_THREAD_SAFETY_ANNOTATIONS
# define _LIBCPP_THREAD_SAFETY_ANNOTATION(x) __attribute__((x))
# else
# define _LIBCPP_THREAD_SAFETY_ANNOTATION(x)
# endif
#endif // _LIBCPP_THREAD_SAFETY_ANNOTATION
class _LIBCPP_TYPE_VIS _LIBCPP_THREAD_SAFETY_ANNOTATION(capability("mutex")) mutex
{
pthread_mutex_t __m_;
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
__libcpp_mutex_t __m_ = _LIBCPP_MUTEX_INITIALIZER;
#else
__libcpp_mutex_t __m_;
#endif
public:
_LIBCPP_INLINE_VISIBILITY
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
constexpr mutex() _NOEXCEPT : __m_(PTHREAD_MUTEX_INITIALIZER) {}
constexpr mutex() _NOEXCEPT _LIBCPP_DEFAULT
#else
mutex() _NOEXCEPT {__m_ = (pthread_mutex_t)PTHREAD_MUTEX_INITIALIZER;}
mutex() _NOEXCEPT {__m_ = (__libcpp_mutex_t)_LIBCPP_MUTEX_INITIALIZER;}
#endif
~mutex();
~mutex();
private:
mutex(const mutex&);// = delete;
mutex& operator=(const mutex&);// = delete;
public:
void lock();
bool try_lock() _NOEXCEPT;
void unlock() _NOEXCEPT;
void lock() _LIBCPP_THREAD_SAFETY_ANNOTATION(acquire_capability());
bool try_lock() _NOEXCEPT _LIBCPP_THREAD_SAFETY_ANNOTATION(try_acquire_capability(true));
void unlock() _NOEXCEPT _LIBCPP_THREAD_SAFETY_ANNOTATION(release_capability());
typedef pthread_mutex_t* native_handle_type;
typedef __libcpp_mutex_t* native_handle_type;
_LIBCPP_INLINE_VISIBILITY native_handle_type native_handle() {return &__m_;}
};
@ -70,8 +80,21 @@ constexpr adopt_lock_t adopt_lock = adopt_lock_t();
#endif
// Forward declare lock_guard as a variadic template even in C++03 to keep
// the mangling consistent between dialects.
#if defined(_LIBCPP_ABI_VARIADIC_LOCK_GUARD)
template <class ..._Mutexes>
class _LIBCPP_TYPE_VIS_ONLY lock_guard;
#endif
template <class _Mutex>
class _LIBCPP_TYPE_VIS_ONLY lock_guard
class _LIBCPP_TYPE_VIS_ONLY _LIBCPP_THREAD_SAFETY_ANNOTATION(scoped_lockable)
#if !defined(_LIBCPP_ABI_VARIADIC_LOCK_GUARD)
lock_guard
#else
lock_guard<_Mutex>
#endif
{
public:
typedef _Mutex mutex_type;
@ -81,17 +104,17 @@ private:
public:
_LIBCPP_INLINE_VISIBILITY
explicit lock_guard(mutex_type& __m)
explicit lock_guard(mutex_type& __m) _LIBCPP_THREAD_SAFETY_ANNOTATION(acquire_capability(__m))
: __m_(__m) {__m_.lock();}
_LIBCPP_INLINE_VISIBILITY
lock_guard(mutex_type& __m, adopt_lock_t)
lock_guard(mutex_type& __m, adopt_lock_t) _LIBCPP_THREAD_SAFETY_ANNOTATION(requires_capability(__m))
: __m_(__m) {}
_LIBCPP_INLINE_VISIBILITY
~lock_guard() {__m_.unlock();}
~lock_guard() _LIBCPP_THREAD_SAFETY_ANNOTATION(release_capability()) {__m_.unlock();}
private:
lock_guard(lock_guard const&);// = delete;
lock_guard& operator=(lock_guard const&);// = delete;
lock_guard(lock_guard const&) _LIBCPP_EQUAL_DELETE;
lock_guard& operator=(lock_guard const&) _LIBCPP_EQUAL_DELETE;
};
template <class _Mutex>
@ -109,24 +132,24 @@ public:
unique_lock() _NOEXCEPT : __m_(nullptr), __owns_(false) {}
_LIBCPP_INLINE_VISIBILITY
explicit unique_lock(mutex_type& __m)
: __m_(&__m), __owns_(true) {__m_->lock();}
: __m_(_VSTD::addressof(__m)), __owns_(true) {__m_->lock();}
_LIBCPP_INLINE_VISIBILITY
unique_lock(mutex_type& __m, defer_lock_t) _NOEXCEPT
: __m_(&__m), __owns_(false) {}
: __m_(_VSTD::addressof(__m)), __owns_(false) {}
_LIBCPP_INLINE_VISIBILITY
unique_lock(mutex_type& __m, try_to_lock_t)
: __m_(&__m), __owns_(__m.try_lock()) {}
: __m_(_VSTD::addressof(__m)), __owns_(__m.try_lock()) {}
_LIBCPP_INLINE_VISIBILITY
unique_lock(mutex_type& __m, adopt_lock_t)
: __m_(&__m), __owns_(true) {}
: __m_(_VSTD::addressof(__m)), __owns_(true) {}
template <class _Clock, class _Duration>
_LIBCPP_INLINE_VISIBILITY
unique_lock(mutex_type& __m, const chrono::time_point<_Clock, _Duration>& __t)
: __m_(&__m), __owns_(__m.try_lock_until(__t)) {}
: __m_(_VSTD::addressof(__m)), __owns_(__m.try_lock_until(__t)) {}
template <class _Rep, class _Period>
_LIBCPP_INLINE_VISIBILITY
unique_lock(mutex_type& __m, const chrono::duration<_Rep, _Period>& __d)
: __m_(&__m), __owns_(__m.try_lock_for(__d)) {}
: __m_(_VSTD::addressof(__m)), __owns_(__m.try_lock_for(__d)) {}
_LIBCPP_INLINE_VISIBILITY
~unique_lock()
{
@ -268,13 +291,18 @@ _LIBCPP_DECLARE_STRONG_ENUM_EPILOG(cv_status)
class _LIBCPP_TYPE_VIS condition_variable
{
pthread_cond_t __cv_;
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
__libcpp_condvar_t __cv_ = _LIBCPP_CONDVAR_INITIALIZER;
#else
__libcpp_condvar_t __cv_;
#endif
public:
_LIBCPP_INLINE_VISIBILITY
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
constexpr condition_variable() : __cv_(PTHREAD_COND_INITIALIZER) {}
constexpr condition_variable() _NOEXCEPT _LIBCPP_DEFAULT
#else
condition_variable() {__cv_ = (pthread_cond_t)PTHREAD_COND_INITIALIZER;}
condition_variable() _NOEXCEPT {__cv_ = (__libcpp_condvar_t)_LIBCPP_CONDVAR_INITIALIZER;}
#endif
~condition_variable();
@ -313,7 +341,7 @@ public:
const chrono::duration<_Rep, _Period>& __d,
_Predicate __pred);
typedef pthread_cond_t* native_handle_type;
typedef __libcpp_condvar_t* native_handle_type;
_LIBCPP_INLINE_VISIBILITY native_handle_type native_handle() {return &__cv_;}
private:

205
contrib/libc++/include/__threading_support Normal file
View File

@ -0,0 +1,205 @@
// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_THREADING_SUPPORT
#define _LIBCPP_THREADING_SUPPORT
#include <__config>
#ifndef _LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER
#pragma GCC system_header
#endif
#ifndef _LIBCPP_HAS_NO_THREADS
#if defined(_LIBCPP_HAS_THREAD_API_PTHREAD)
#include <pthread.h>
#include <sched.h>
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
#if defined(_LIBCPP_HAS_THREAD_API_PTHREAD)
// Mutex
#define _LIBCPP_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
typedef pthread_mutex_t __libcpp_mutex_t;
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_recursive_mutex_init(__libcpp_mutex_t* __m)
{
pthread_mutexattr_t attr;
int __ec = pthread_mutexattr_init(&attr);
if (__ec) return __ec;
__ec = pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
if (__ec)
{
pthread_mutexattr_destroy(&attr);
return __ec;
}
__ec = pthread_mutex_init(__m, &attr);
if (__ec)
{
pthread_mutexattr_destroy(&attr);
return __ec;
}
__ec = pthread_mutexattr_destroy(&attr);
if (__ec)
{
pthread_mutex_destroy(__m);
return __ec;
}
return 0;
}
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_mutex_lock(__libcpp_mutex_t* __m)
{
return pthread_mutex_lock(__m);
}
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_mutex_trylock(__libcpp_mutex_t* __m)
{
return pthread_mutex_trylock(__m);
}
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_mutex_unlock(__libcpp_mutex_t* __m)
{
return pthread_mutex_unlock(__m);
}
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_mutex_destroy(__libcpp_mutex_t* __m)
{
return pthread_mutex_destroy(__m);
}
// Condition variable
#define _LIBCPP_CONDVAR_INITIALIZER PTHREAD_COND_INITIALIZER
typedef pthread_cond_t __libcpp_condvar_t;
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_condvar_signal(__libcpp_condvar_t* __cv)
{
return pthread_cond_signal(__cv);
}
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_condvar_broadcast(__libcpp_condvar_t* __cv)
{
return pthread_cond_broadcast(__cv);
}
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_condvar_wait(__libcpp_condvar_t* __cv, __libcpp_mutex_t* __m)
{
return pthread_cond_wait(__cv, __m);
}
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_condvar_timedwait(__libcpp_condvar_t* __cv, __libcpp_mutex_t* __m, timespec* __ts)
{
return pthread_cond_timedwait(__cv, __m, __ts);
}
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_condvar_destroy(__libcpp_condvar_t* __cv)
{
return pthread_cond_destroy(__cv);
}
// Thread id
typedef pthread_t __libcpp_thread_id;
// Returns non-zero if the thread ids are equal, otherwise 0
inline _LIBCPP_ALWAYS_INLINE
bool __libcpp_thread_id_equal(__libcpp_thread_id t1, __libcpp_thread_id t2)
{
return pthread_equal(t1, t2) != 0;
}
// Returns non-zero if t1 < t2, otherwise 0
inline _LIBCPP_ALWAYS_INLINE
bool __libcpp_thread_id_less(__libcpp_thread_id t1, __libcpp_thread_id t2)
{
return t1 < t2;
}
// Thread
typedef pthread_t __libcpp_thread_t;
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_thread_create(__libcpp_thread_t* __t, void* (*__func)(void*), void* __arg)
{
return pthread_create(__t, 0, __func, __arg);
}
inline _LIBCPP_ALWAYS_INLINE
__libcpp_thread_id __libcpp_thread_get_current_id()
{
return pthread_self();
}
inline _LIBCPP_ALWAYS_INLINE
__libcpp_thread_id __libcpp_thread_get_id(const __libcpp_thread_t* __t)
{
return *__t;
}
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_thread_join(__libcpp_thread_t* __t)
{
return pthread_join(*__t, 0);
}
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_thread_detach(__libcpp_thread_t* __t)
{
return pthread_detach(*__t);
}
inline _LIBCPP_ALWAYS_INLINE
void __libcpp_thread_yield()
{
sched_yield();
}
// Thread local storage
typedef pthread_key_t __libcpp_tl_key;
inline _LIBCPP_ALWAYS_INLINE
int __libcpp_tl_create(__libcpp_tl_key* __key, void (*__at_exit)(void*))
{
return pthread_key_create(__key, __at_exit);
}
inline _LIBCPP_ALWAYS_INLINE
void* __libcpp_tl_get(__libcpp_tl_key __key)
{
return pthread_getspecific(__key);
}
inline _LIBCPP_ALWAYS_INLINE
void __libcpp_tl_set(__libcpp_tl_key __key, void* __p)
{
pthread_setspecific(__key, __p);
}
#else // !_LIBCPP_HAS_THREAD_API_PTHREAD
#error "No thread API selected."
#endif
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_HAS_NO_THREADS
#endif // _LIBCPP_THREADING_SUPPORT

1345
contrib/libc++/include/__tree
View File

File diff suppressed because it is too large Load Diff

349
contrib/libc++/include/__tuple
View File

@ -68,6 +68,80 @@ template <class _Tp> struct __tuple_like<const volatile _Tp> : public __tuple_li
// tuple specializations
#if !defined(_LIBCPP_HAS_NO_VARIADICS)
template <size_t...> struct __tuple_indices {};
template <class _IdxType, _IdxType... _Values>
struct __integer_sequence {
template <template <class _OIdxType, _OIdxType...> class _ToIndexSeq, class _ToIndexType>
using __convert = _ToIndexSeq<_ToIndexType, _Values...>;
template <size_t _Sp>
using __to_tuple_indices = __tuple_indices<(_Values + _Sp)...>;
};
#if !__has_builtin(__make_integer_seq) || defined(_LIBCPP_TESTING_FALLBACK_MAKE_INTEGER_SEQUENCE)
namespace __detail {
template<typename _Tp, size_t ..._Extra> struct __repeat;
template<typename _Tp, _Tp ..._Np, size_t ..._Extra> struct __repeat<__integer_sequence<_Tp, _Np...>, _Extra...> {
typedef __integer_sequence<_Tp,
_Np...,
sizeof...(_Np) + _Np...,
2 * sizeof...(_Np) + _Np...,
3 * sizeof...(_Np) + _Np...,
4 * sizeof...(_Np) + _Np...,
5 * sizeof...(_Np) + _Np...,
6 * sizeof...(_Np) + _Np...,
7 * sizeof...(_Np) + _Np...,
_Extra...> type;
};
template<size_t _Np> struct __parity;
template<size_t _Np> struct __make : __parity<_Np % 8>::template __pmake<_Np> {};
template<> struct __make<0> { typedef __integer_sequence<size_t> type; };
template<> struct __make<1> { typedef __integer_sequence<size_t, 0> type; };
template<> struct __make<2> { typedef __integer_sequence<size_t, 0, 1> type; };
template<> struct __make<3> { typedef __integer_sequence<size_t, 0, 1, 2> type; };
template<> struct __make<4> { typedef __integer_sequence<size_t, 0, 1, 2, 3> type; };
template<> struct __make<5> { typedef __integer_sequence<size_t, 0, 1, 2, 3, 4> type; };
template<> struct __make<6> { typedef __integer_sequence<size_t, 0, 1, 2, 3, 4, 5> type; };
template<> struct __make<7> { typedef __integer_sequence<size_t, 0, 1, 2, 3, 4, 5, 6> type; };
template<> struct __parity<0> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type> {}; };
template<> struct __parity<1> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 1> {}; };
template<> struct __parity<2> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 2, _Np - 1> {}; };
template<> struct __parity<3> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 3, _Np - 2, _Np - 1> {}; };
template<> struct __parity<4> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 4, _Np - 3, _Np - 2, _Np - 1> {}; };
template<> struct __parity<5> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 5, _Np - 4, _Np - 3, _Np - 2, _Np - 1> {}; };
template<> struct __parity<6> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 6, _Np - 5, _Np - 4, _Np - 3, _Np - 2, _Np - 1> {}; };
template<> struct __parity<7> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 7, _Np - 6, _Np - 5, _Np - 4, _Np - 3, _Np - 2, _Np - 1> {}; };
} // namespace detail
#endif // !__has_builtin(__make_integer_seq) || defined(_LIBCPP_TESTING_FALLBACK_MAKE_INTEGER_SEQUENCE)
#if __has_builtin(__make_integer_seq)
template <size_t _Ep, size_t _Sp>
using __make_indices_imp =
typename __make_integer_seq<__integer_sequence, size_t, _Ep - _Sp>::template
__to_tuple_indices<_Sp>;
#else
template <size_t _Ep, size_t _Sp>
using __make_indices_imp =
typename __detail::__make<_Ep - _Sp>::type::template __to_tuple_indices<_Sp>;
#endif
template <size_t _Ep, size_t _Sp = 0>
struct __make_tuple_indices
{
static_assert(_Sp <= _Ep, "__make_tuple_indices input error");
typedef __make_indices_imp<_Ep, _Sp> type;
};
template <class ..._Tp> class _LIBCPP_TYPE_VIS_ONLY tuple;
template <class... _Tp> struct __tuple_like<tuple<_Tp...> > : true_type {};
@ -95,8 +169,6 @@ get(const tuple<_Tp...>&&) _NOEXCEPT;
// pair specializations
template <class _T1, class _T2> struct _LIBCPP_TYPE_VIS_ONLY pair;
template <class _T1, class _T2> struct __tuple_like<pair<_T1, _T2> > : true_type {};
template <size_t _Ip, class _T1, class _T2>
@ -151,57 +223,48 @@ get(const array<_Tp, _Size>&&) _NOEXCEPT;
#if !defined(_LIBCPP_HAS_NO_VARIADICS)
// __make_tuple_indices
template <size_t...> struct __tuple_indices {};
template <size_t _Sp, class _IntTuple, size_t _Ep>
struct __make_indices_imp;
template <size_t _Sp, size_t ..._Indices, size_t _Ep>
struct __make_indices_imp<_Sp, __tuple_indices<_Indices...>, _Ep>
{
typedef typename __make_indices_imp<_Sp+1, __tuple_indices<_Indices..., _Sp>, _Ep>::type type;
};
template <size_t _Ep, size_t ..._Indices>
struct __make_indices_imp<_Ep, __tuple_indices<_Indices...>, _Ep>
{
typedef __tuple_indices<_Indices...> type;
};
template <size_t _Ep, size_t _Sp = 0>
struct __make_tuple_indices
{
static_assert(_Sp <= _Ep, "__make_tuple_indices input error");
typedef typename __make_indices_imp<_Sp, __tuple_indices<>, _Ep>::type type;
};
// __tuple_types
template <class ..._Tp> struct __tuple_types {};
template <size_t _Ip>
class _LIBCPP_TYPE_VIS_ONLY tuple_element<_Ip, __tuple_types<> >
#if !__has_builtin(__type_pack_element)
namespace __indexer_detail {
template <size_t _Idx, class _Tp>
struct __indexed { using type = _Tp; };
template <class _Types, class _Indexes> struct __indexer;
template <class ..._Types, size_t ..._Idx>
struct __indexer<__tuple_types<_Types...>, __tuple_indices<_Idx...>>
: __indexed<_Idx, _Types>...
{};
template <size_t _Idx, class _Tp>
__indexed<_Idx, _Tp> __at_index(__indexed<_Idx, _Tp> const&);
} // namespace __indexer_detail
template <size_t _Idx, class ..._Types>
using __type_pack_element = typename decltype(
__indexer_detail::__at_index<_Idx>(
__indexer_detail::__indexer<
__tuple_types<_Types...>,
typename __make_tuple_indices<sizeof...(_Types)>::type
>{})
)::type;
#endif
template <size_t _Ip, class ..._Types>
class _LIBCPP_TYPE_VIS_ONLY tuple_element<_Ip, __tuple_types<_Types...>>
{
public:
static_assert(_Ip == 0, "tuple_element index out of range");
static_assert(_Ip != 0, "tuple_element index out of range");
static_assert(_Ip < sizeof...(_Types), "tuple_element index out of range");
typedef __type_pack_element<_Ip, _Types...> type;
};
template <class _Hp, class ..._Tp>
class _LIBCPP_TYPE_VIS_ONLY tuple_element<0, __tuple_types<_Hp, _Tp...> >
{
public:
typedef _Hp type;
};
template <size_t _Ip, class _Hp, class ..._Tp>
class _LIBCPP_TYPE_VIS_ONLY tuple_element<_Ip, __tuple_types<_Hp, _Tp...> >
{
public:
typedef typename tuple_element<_Ip-1, __tuple_types<_Tp...> >::type type;
};
template <class ..._Tp>
class _LIBCPP_TYPE_VIS_ONLY tuple_size<__tuple_types<_Tp...> >
@ -211,6 +274,46 @@ class _LIBCPP_TYPE_VIS_ONLY tuple_size<__tuple_types<_Tp...> >
template <class... _Tp> struct __tuple_like<__tuple_types<_Tp...> > : true_type {};
template <bool _ApplyLV, bool _ApplyConst, bool _ApplyVolatile>
struct __apply_cv_mf;
template <>
struct __apply_cv_mf<false, false, false> {
template <class _Tp> using __apply = _Tp;
};
template <>
struct __apply_cv_mf<false, true, false> {
template <class _Tp> using __apply = const _Tp;
};
template <>
struct __apply_cv_mf<false, false, true> {
template <class _Tp> using __apply = volatile _Tp;
};
template <>
struct __apply_cv_mf<false, true, true> {
template <class _Tp> using __apply = const volatile _Tp;
};
template <>
struct __apply_cv_mf<true, false, false> {
template <class _Tp> using __apply = _Tp&;
};
template <>
struct __apply_cv_mf<true, true, false> {
template <class _Tp> using __apply = const _Tp&;
};
template <>
struct __apply_cv_mf<true, false, true> {
template <class _Tp> using __apply = volatile _Tp&;
};
template <>
struct __apply_cv_mf<true, true, true> {
template <class _Tp> using __apply = const volatile _Tp&;
};
template <class _Tp, class _RawTp = typename remove_reference<_Tp>::type>
using __apply_cv_t = __apply_cv_mf<
is_lvalue_reference<_Tp>::value,
is_const<_RawTp>::value,
is_volatile<_RawTp>::value>;
// __make_tuple_types
// __make_tuple_types<_Tuple<_Types...>, _Ep, _Sp>::type is a
@ -218,59 +321,73 @@ template <class... _Tp> struct __tuple_like<__tuple_types<_Tp...> > : true_type
// _Sp defaults to 0 and _Ep defaults to tuple_size<_Tuple>. If _Tuple is a
// lvalue_reference type, then __tuple_types<_Types&...> is the result.
template <class _TupleTypes, class _Tp, size_t _Sp, size_t _Ep>
struct __make_tuple_types_imp;
template <class _TupleTypes, class _TupleIndices>
struct __make_tuple_types_flat;
template <class ..._Types, class _Tp, size_t _Sp, size_t _Ep>
struct __make_tuple_types_imp<__tuple_types<_Types...>, _Tp, _Sp, _Ep>
{
typedef typename remove_reference<_Tp>::type _Tpr;
typedef typename __make_tuple_types_imp<__tuple_types<_Types...,
typename conditional<is_lvalue_reference<_Tp>::value,
typename tuple_element<_Sp, _Tpr>::type&,
typename tuple_element<_Sp, _Tpr>::type>::type>,
_Tp, _Sp+1, _Ep>::type type;
template <template <class...> class _Tuple, class ..._Types, size_t ..._Idx>
struct __make_tuple_types_flat<_Tuple<_Types...>, __tuple_indices<_Idx...>> {
// Specialization for pair, tuple, and __tuple_types
template <class _Tp, class _ApplyFn = __apply_cv_t<_Tp>>
using __apply_quals = __tuple_types<
typename _ApplyFn::template __apply<__type_pack_element<_Idx, _Types...>>...
>;
};
template <class ..._Types, class _Tp, size_t _Ep>
struct __make_tuple_types_imp<__tuple_types<_Types...>, _Tp, _Ep, _Ep>
{
typedef __tuple_types<_Types...> type;
template <class _Vt, size_t _Np, size_t ..._Idx>
struct __make_tuple_types_flat<array<_Vt, _Np>, __tuple_indices<_Idx...>> {
template <size_t>
using __value_type = _Vt;
template <class _Tp, class _ApplyFn = __apply_cv_t<_Tp>>
using __apply_quals = __tuple_types<
typename _ApplyFn::template __apply<__value_type<_Idx>>...
>;
};
template <class _Tp, size_t _Ep = tuple_size<typename remove_reference<_Tp>::type>::value, size_t _Sp = 0>
template <class _Tp, size_t _Ep = tuple_size<typename remove_reference<_Tp>::type>::value,
size_t _Sp = 0,
bool _SameSize = (_Ep == tuple_size<typename remove_reference<_Tp>::type>::value)>
struct __make_tuple_types
{
static_assert(_Sp <= _Ep, "__make_tuple_types input error");
typedef typename __make_tuple_types_imp<__tuple_types<>, _Tp, _Sp, _Ep>::type type;
using _RawTp = typename remove_cv<typename remove_reference<_Tp>::type>::type;
using _Maker = __make_tuple_types_flat<_RawTp, typename __make_tuple_indices<_Ep, _Sp>::type>;
using type = typename _Maker::template __apply_quals<_Tp>;
};
template <class ..._Types, size_t _Ep>
struct __make_tuple_types<tuple<_Types...>, _Ep, 0, true> {
typedef __tuple_types<_Types...> type;
};
template <class ..._Types, size_t _Ep>
struct __make_tuple_types<__tuple_types<_Types...>, _Ep, 0, true> {
typedef __tuple_types<_Types...> type;
};
template <bool ..._Preds>
struct __all_dummy;
template <bool ..._Pred>
using __all = is_same<__all_dummy<_Pred...>, __all_dummy<(_Pred, true)...>>;
struct __tuple_sfinae_base {
template <template <class, class...> class _Trait,
class ..._LArgs, class ..._RArgs>
static auto __do_test(__tuple_types<_LArgs...>, __tuple_types<_RArgs...>)
-> __all<typename enable_if<_Trait<_LArgs, _RArgs>::value, bool>::type{true}...>;
template <template <class...> class>
static auto __do_test(...) -> false_type;
template <class _FromArgs, class _ToArgs>
using __constructible = decltype(__do_test<is_constructible>(_ToArgs{}, _FromArgs{}));
template <class _FromArgs, class _ToArgs>
using __convertible = decltype(__do_test<is_convertible>(_FromArgs{}, _ToArgs{}));
template <class _FromArgs, class _ToArgs>
using __assignable = decltype(__do_test<is_assignable>(_ToArgs{}, _FromArgs{}));
};
// __tuple_convertible
template <class, class>
struct __tuple_convertible_imp : public false_type {};
template <class _Tp0, class ..._Tp, class _Up0, class ..._Up>
struct __tuple_convertible_imp<__tuple_types<_Tp0, _Tp...>, __tuple_types<_Up0, _Up...> >
: public integral_constant<bool,
is_convertible<_Tp0, _Up0>::value &&
__tuple_convertible_imp<__tuple_types<_Tp...>, __tuple_types<_Up...> >::value> {};
template <>
struct __tuple_convertible_imp<__tuple_types<>, __tuple_types<> >
: public true_type {};
template <bool, class, class>
struct __tuple_convertible_apply : public false_type {};
template <class _Tp, class _Up>
struct __tuple_convertible_apply<true, _Tp, _Up>
: public __tuple_convertible_imp<
typename __make_tuple_types<_Tp>::type
, typename __make_tuple_types<_Up>::type
>
{};
template <class _Tp, class _Up, bool = __tuple_like<typename remove_reference<_Tp>::type>::value,
bool = __tuple_like<_Up>::value>
struct __tuple_convertible
@ -278,36 +395,14 @@ struct __tuple_convertible
template <class _Tp, class _Up>
struct __tuple_convertible<_Tp, _Up, true, true>
: public __tuple_convertible_apply<tuple_size<typename remove_reference<_Tp>::type>::value ==
tuple_size<_Up>::value, _Tp, _Up>
{};
// __tuple_constructible
template <class, class>
struct __tuple_constructible_imp : public false_type {};
template <class _Tp0, class ..._Tp, class _Up0, class ..._Up>
struct __tuple_constructible_imp<__tuple_types<_Tp0, _Tp...>, __tuple_types<_Up0, _Up...> >
: public integral_constant<bool,
is_constructible<_Up0, _Tp0>::value &&
__tuple_constructible_imp<__tuple_types<_Tp...>, __tuple_types<_Up...> >::value> {};
template <>
struct __tuple_constructible_imp<__tuple_types<>, __tuple_types<> >
: public true_type {};
template <bool _SameSize, class, class>
struct __tuple_constructible_apply : public false_type {};
template <class _Tp, class _Up>
struct __tuple_constructible_apply<true, _Tp, _Up>
: public __tuple_constructible_imp<
: public __tuple_sfinae_base::__convertible<
typename __make_tuple_types<_Tp>::type
, typename __make_tuple_types<_Up>::type
>
{};
// __tuple_constructible
template <class _Tp, class _Up, bool = __tuple_like<typename remove_reference<_Tp>::type>::value,
bool = __tuple_like<_Up>::value>
struct __tuple_constructible
@ -315,36 +410,14 @@ struct __tuple_constructible
template <class _Tp, class _Up>
struct __tuple_constructible<_Tp, _Up, true, true>
: public __tuple_constructible_apply<tuple_size<typename remove_reference<_Tp>::type>::value ==
tuple_size<_Up>::value, _Tp, _Up>
{};
// __tuple_assignable
template <class, class>
struct __tuple_assignable_imp : public false_type {};
template <class _Tp0, class ..._Tp, class _Up0, class ..._Up>
struct __tuple_assignable_imp<__tuple_types<_Tp0, _Tp...>, __tuple_types<_Up0, _Up...> >
: public integral_constant<bool,
is_assignable<_Up0&, _Tp0>::value &&
__tuple_assignable_imp<__tuple_types<_Tp...>, __tuple_types<_Up...> >::value> {};
template <>
struct __tuple_assignable_imp<__tuple_types<>, __tuple_types<> >
: public true_type {};
template <bool, class, class>
struct __tuple_assignable_apply : public false_type {};
template <class _Tp, class _Up>
struct __tuple_assignable_apply<true, _Tp, _Up>
: __tuple_assignable_imp<
: public __tuple_sfinae_base::__constructible<
typename __make_tuple_types<_Tp>::type
, typename __make_tuple_types<_Up>::type
>
{};
// __tuple_assignable
template <class _Tp, class _Up, bool = __tuple_like<typename remove_reference<_Tp>::type>::value,
bool = __tuple_like<_Up>::value>
struct __tuple_assignable
@ -352,8 +425,10 @@ struct __tuple_assignable
template <class _Tp, class _Up>
struct __tuple_assignable<_Tp, _Up, true, true>
: public __tuple_assignable_apply<tuple_size<typename remove_reference<_Tp>::type>::value ==
tuple_size<_Up>::value, _Tp, _Up>
: public __tuple_sfinae_base::__assignable<
typename __make_tuple_types<_Tp>::type
, typename __make_tuple_types<_Up&>::type
>
{};
#endif // _LIBCPP_HAS_NO_VARIADICS

2
contrib/libc++/include/__undef___deallocate
View File

@ -9,10 +9,12 @@
//===----------------------------------------------------------------------===//
#ifdef __deallocate
#if !defined(_LIBCPP_DISABLE_MACRO_CONFLICT_WARNINGS)
#if defined(_MSC_VER) && !defined(__clang__)
_LIBCPP_WARNING("macro __deallocate is incompatible with C++. #undefining __deallocate")
#else
#warning: macro __deallocate is incompatible with C++. #undefining __deallocate
#endif
#endif
#undef __deallocate
#endif

4
contrib/libc++/include/__undef_min_max
View File

@ -9,21 +9,25 @@
//===----------------------------------------------------------------------===//
#ifdef min
#if !defined(_LIBCPP_DISABLE_MACRO_CONFLICT_WARNINGS)
#if defined(_MSC_VER) && ! defined(__clang__)
_LIBCPP_WARNING("macro min is incompatible with C++. Try #define NOMINMAX "
"before any Windows header. #undefing min")
#else
#warning: macro min is incompatible with C++. #undefing min
#endif
#endif
#undef min
#endif
#ifdef max
#if !defined(_LIBCPP_DISABLE_MACRO_CONFLICT_WARNINGS)
#if defined(_MSC_VER) && ! defined(__clang__)
_LIBCPP_WARNING("macro max is incompatible with C++. Try #define NOMINMAX "
"before any Windows header. #undefing max")
#else
#warning: macro max is incompatible with C++. #undefing max
#endif
#endif
#undef max
#endif

101
contrib/libc++/include/algorithm
View File

@ -543,6 +543,12 @@ template<class T, class Compare>
T
min(initializer_list<T> t, Compare comp); // constexpr in C++14
template<class T>
constexpr const T& clamp( const T& v, const T& lo, const T& hi ); // C++17
template<class T, class Compare>
constexpr const T& clamp( const T& v, const T& lo, const T& hi, Compare comp ); // C++17
template <class ForwardIterator>
ForwardIterator
max_element(ForwardIterator first, ForwardIterator last); // constexpr in C++14
@ -624,7 +630,7 @@ template <class BidirectionalIterator, class Compare>
#include <initializer_list>
#include <type_traits>
#include <cstring>
#include <utility>
#include <utility> // needed to provide swap_ranges.
#include <memory>
#include <iterator>
#include <cstddef>
@ -1415,20 +1421,20 @@ is_permutation(_ForwardIterator1 __first1, _ForwardIterator1 __last1,
// search
template <class _BinaryPredicate, class _ForwardIterator1, class _ForwardIterator2>
_ForwardIterator1
pair<_ForwardIterator1, _ForwardIterator1>
__search(_ForwardIterator1 __first1, _ForwardIterator1 __last1,
_ForwardIterator2 __first2, _ForwardIterator2 __last2, _BinaryPredicate __pred,
forward_iterator_tag, forward_iterator_tag)
{
if (__first2 == __last2)
return __first1; // Everything matches an empty sequence
return make_pair(__first1, __first1); // Everything matches an empty sequence
while (true)
{
// Find first element in sequence 1 that matchs *__first2, with a mininum of loop checks
while (true)
{
if (__first1 == __last1) // return __last1 if no element matches *__first2
return __last1;
return make_pair(__last1, __last1);
if (__pred(*__first1, *__first2))
break;
++__first1;
@ -1439,9 +1445,9 @@ __search(_ForwardIterator1 __first1, _ForwardIterator1 __last1,
while (true)
{
if (++__m2 == __last2) // If pattern exhausted, __first1 is the answer (works for 1 element pattern)
return __first1;
return make_pair(__first1, __m1);
if (++__m1 == __last1) // Otherwise if source exhaused, pattern not found
return __last1;
return make_pair(__last1, __last1);
if (!__pred(*__m1, *__m2)) // if there is a mismatch, restart with a new __first1
{
++__first1;
@ -1452,20 +1458,21 @@ __search(_ForwardIterator1 __first1, _ForwardIterator1 __last1,
}
template <class _BinaryPredicate, class _RandomAccessIterator1, class _RandomAccessIterator2>
_LIBCPP_CONSTEXPR_AFTER_CXX11 _RandomAccessIterator1
_LIBCPP_CONSTEXPR_AFTER_CXX11
pair<_RandomAccessIterator1, _RandomAccessIterator1>
__search(_RandomAccessIterator1 __first1, _RandomAccessIterator1 __last1,
_RandomAccessIterator2 __first2, _RandomAccessIterator2 __last2, _BinaryPredicate __pred,
_RandomAccessIterator2 __first2, _RandomAccessIterator2 __last2, _BinaryPredicate __pred,
random_access_iterator_tag, random_access_iterator_tag)
{
typedef typename std::iterator_traits<_RandomAccessIterator1>::difference_type _D1;
typedef typename std::iterator_traits<_RandomAccessIterator2>::difference_type _D2;
typedef typename iterator_traits<_RandomAccessIterator1>::difference_type _D1;
typedef typename iterator_traits<_RandomAccessIterator2>::difference_type _D2;
// Take advantage of knowing source and pattern lengths. Stop short when source is smaller than pattern
_D2 __len2 = __last2 - __first2;
const _D2 __len2 = __last2 - __first2;
if (__len2 == 0)
return __first1;
_D1 __len1 = __last1 - __first1;
return make_pair(__first1, __first1);
const _D1 __len1 = __last1 - __first1;
if (__len1 < __len2)
return __last1;
return make_pair(__last1, __last1);
const _RandomAccessIterator1 __s = __last1 - (__len2 - 1); // Start of pattern match can't go beyond here
while (true)
{
@ -1473,7 +1480,7 @@ __search(_RandomAccessIterator1 __first1, _RandomAccessIterator1 __last1,
while (true)
{
if (__first1 == __s)
return __last1;
return make_pair(__last1, __last1);
if (__pred(*__first1, *__first2))
break;
++__first1;
@ -1505,7 +1512,7 @@ __search(_RandomAccessIterator1 __first1, _RandomAccessIterator1 __last1,
if (__pred(*__first1, *__first2))
break;
case 0:
return __last1;
return make_pair(__last1, __last1);
}
__phase2:
#endif // !_LIBCPP_UNROLL_LOOPS
@ -1515,7 +1522,7 @@ __search(_RandomAccessIterator1 __first1, _RandomAccessIterator1 __last1,
while (true)
{
if (++__m2 == __last2)
return __first1;
return make_pair(__first1, __first1 + __len2);
++__m1; // no need to check range on __m1 because __s guarantees we have enough source
if (!__pred(*__m1, *__m2))
{
@ -1555,7 +1562,7 @@ __search(_RandomAccessIterator1 __first1, _RandomAccessIterator1 __last1,
if (!__pred(*__m1, *__m2))
break;
case 0:
return __first1;
return make_pair(__first1, __first1 + __len2);
}
__continue:
++__first1;
@ -1571,8 +1578,9 @@ search(_ForwardIterator1 __first1, _ForwardIterator1 __last1,
{
return _VSTD::__search<typename add_lvalue_reference<_BinaryPredicate>::type>
(__first1, __last1, __first2, __last2, __pred,
typename std::iterator_traits<_ForwardIterator1>::iterator_category(),
typename std::iterator_traits<_ForwardIterator2>::iterator_category());
typename iterator_traits<_ForwardIterator1>::iterator_category(),
typename iterator_traits<_ForwardIterator2>::iterator_category())
.first;
}
template <class _ForwardIterator1, class _ForwardIterator2>
@ -1581,8 +1589,8 @@ _ForwardIterator1
search(_ForwardIterator1 __first1, _ForwardIterator1 __last1,
_ForwardIterator2 __first2, _ForwardIterator2 __last2)
{
typedef typename std::iterator_traits<_ForwardIterator1>::value_type __v1;
typedef typename std::iterator_traits<_ForwardIterator2>::value_type __v2;
typedef typename iterator_traits<_ForwardIterator1>::value_type __v1;
typedef typename iterator_traits<_ForwardIterator2>::value_type __v2;
return _VSTD::search(__first1, __last1, __first2, __last2, __equal_to<__v1, __v2>());
}
@ -2657,6 +2665,27 @@ max(initializer_list<_Tp> __t)
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
#if _LIBCPP_STD_VER > 14
// clamp
template<class _Tp, class _Compare>
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
const _Tp&
clamp(const _Tp& __v, const _Tp& __lo, const _Tp& __hi, _Compare __comp)
{
_LIBCPP_ASSERT(!__comp(__hi, __lo), "Bad bounds passed to std::clamp");
return __comp(__v, __lo) ? __lo : __comp(__hi, __v) ? __hi : __v;
}
template<class _Tp>
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR
const _Tp&
clamp(const _Tp& __v, const _Tp& __lo, const _Tp& __hi)
{
return _VSTD::clamp(__v, __lo, __hi, __less<_Tp>());
}
#endif
// minmax_element
template <class _ForwardIterator, class _Compare>
@ -5725,34 +5754,6 @@ prev_permutation(_BidirectionalIterator __first, _BidirectionalIterator __last)
__less<typename iterator_traits<_BidirectionalIterator>::value_type>());
}
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY
typename enable_if
<
is_integral<_Tp>::value,
_Tp
>::type
__rotate_left(_Tp __t, _Tp __n = 1)
{
const unsigned __bits = static_cast<unsigned>(sizeof(_Tp) * __CHAR_BIT__ - 1);
__n &= __bits;
return static_cast<_Tp>((__t << __n) | (static_cast<typename make_unsigned<_Tp>::type>(__t) >> (__bits - __n)));
}
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY
typename enable_if
<
is_integral<_Tp>::value,
_Tp
>::type
__rotate_right(_Tp __t, _Tp __n = 1)
{
const unsigned __bits = static_cast<unsigned>(sizeof(_Tp) * __CHAR_BIT__ - 1);
__n &= __bits;
return static_cast<_Tp>((__t << (__bits - __n)) | (static_cast<typename make_unsigned<_Tp>::type>(__t) >> __n));
}
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_ALGORITHM

18
contrib/libc++/include/array
View File

@ -34,7 +34,7 @@ struct array
// No explicit construct/copy/destroy for aggregate type
void fill(const T& u);
void swap(array& a) noexcept(noexcept(swap(declval<T&>(), declval<T&>())));
void swap(array& a) noexcept(is_nothrow_swappable_v<T>);
// iterators:
iterator begin() noexcept;
@ -141,8 +141,15 @@ struct _LIBCPP_TYPE_VIS_ONLY array
_LIBCPP_INLINE_VISIBILITY void fill(const value_type& __u)
{_VSTD::fill_n(__elems_, _Size, __u);}
_LIBCPP_INLINE_VISIBILITY
void swap(array& __a) _NOEXCEPT_(__is_nothrow_swappable<_Tp>::value)
{_VSTD::swap_ranges(__elems_, __elems_ + _Size, __a.__elems_);}
void swap(array& __a) _NOEXCEPT_(_Size == 0 || __is_nothrow_swappable<_Tp>::value)
{ __swap_dispatch((std::integral_constant<bool, _Size == 0>()), __a); }
_LIBCPP_INLINE_VISIBILITY
void __swap_dispatch(std::true_type, array&) {}
_LIBCPP_INLINE_VISIBILITY
void __swap_dispatch(std::false_type, array& __a)
{ _VSTD::swap_ranges(__elems_, __elems_ + _Size, __a.__elems_);}
// iterators:
_LIBCPP_INLINE_VISIBILITY
@ -276,11 +283,12 @@ template <class _Tp, size_t _Size>
inline _LIBCPP_INLINE_VISIBILITY
typename enable_if
<
_Size == 0 ||
__is_swappable<_Tp>::value,
void
>::type
swap(const array<_Tp, _Size>& __x, const array<_Tp, _Size>& __y)
_NOEXCEPT_(__is_nothrow_swappable<_Tp>::value)
swap(array<_Tp, _Size>& __x, array<_Tp, _Size>& __y)
_NOEXCEPT_(noexcept(__x.swap(__y)))
{
__x.swap(__y);
}

63
contrib/libc++/include/atomic
View File

@ -17,6 +17,10 @@
namespace std
{
// feature test macro
#define __cpp_lib_atomic_is_always_lock_free // as specified by SG10
// order and consistency
typedef enum memory_order
@ -89,6 +93,7 @@ void
template <class T>
struct atomic
{
static constexpr bool is_always_lock_free;
bool is_lock_free() const volatile noexcept;
bool is_lock_free() const noexcept;
void store(T desr, memory_order m = memory_order_seq_cst) volatile noexcept;
@ -127,6 +132,7 @@ struct atomic
template <>
struct atomic<integral>
{
static constexpr bool is_always_lock_free;
bool is_lock_free() const volatile noexcept;
bool is_lock_free() const noexcept;
void store(integral desr, memory_order m = memory_order_seq_cst) volatile noexcept;
@ -202,6 +208,7 @@ struct atomic<integral>
template <class T>
struct atomic<T*>
{
static constexpr bool is_always_lock_free;
bool is_lock_free() const volatile noexcept;
bool is_lock_free() const noexcept;
void store(T* desr, memory_order m = memory_order_seq_cst) volatile noexcept;
@ -508,6 +515,15 @@ typedef atomic<uint_fast32_t> atomic_uint_fast32_t;
typedef atomic<int_fast64_t> atomic_int_fast64_t;
typedef atomic<uint_fast64_t> atomic_uint_fast64_t;
typedef atomic<int8_t> atomic_int8_t;
typedef atomic<uint8_t> atomic_uint8_t;
typedef atomic<int16_t> atomic_int16_t;
typedef atomic<uint16_t> atomic_uint16_t;
typedef atomic<int32_t> atomic_int32_t;
typedef atomic<uint32_t> atomic_uint32_t;
typedef atomic<int64_t> atomic_int64_t;
typedef atomic<uint64_t> atomic_uint64_t;
typedef atomic<intptr_t> atomic_intptr_t;
typedef atomic<uintptr_t> atomic_uintptr_t;
typedef atomic<size_t> atomic_size_t;
@ -540,6 +556,11 @@ void atomic_signal_fence(memory_order m) noexcept;
#error <atomic> is not implemented
#endif
#if _LIBCPP_STD_VER > 14
// FIXME: use the right feature test macro value as chose by SG10.
# define __cpp_lib_atomic_is_always_lock_free 201603L
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
typedef enum memory_order
@ -825,6 +846,17 @@ kill_dependency(_Tp __y) _NOEXCEPT
return __y;
}
#define ATOMIC_BOOL_LOCK_FREE __GCC_ATOMIC_BOOL_LOCK_FREE
#define ATOMIC_CHAR_LOCK_FREE __GCC_ATOMIC_CHAR_LOCK_FREE
#define ATOMIC_CHAR16_T_LOCK_FREE __GCC_ATOMIC_CHAR16_T_LOCK_FREE
#define ATOMIC_CHAR32_T_LOCK_FREE __GCC_ATOMIC_CHAR32_T_LOCK_FREE
#define ATOMIC_WCHAR_T_LOCK_FREE __GCC_ATOMIC_WCHAR_T_LOCK_FREE
#define ATOMIC_SHORT_LOCK_FREE __GCC_ATOMIC_SHORT_LOCK_FREE
#define ATOMIC_INT_LOCK_FREE __GCC_ATOMIC_INT_LOCK_FREE
#define ATOMIC_LONG_LOCK_FREE __GCC_ATOMIC_LONG_LOCK_FREE
#define ATOMIC_LLONG_LOCK_FREE __GCC_ATOMIC_LLONG_LOCK_FREE
#define ATOMIC_POINTER_LOCK_FREE __GCC_ATOMIC_POINTER_LOCK_FREE
// general atomic<T>
template <class _Tp, bool = is_integral<_Tp>::value && !is_same<_Tp, bool>::value>
@ -832,6 +864,10 @@ struct __atomic_base // false
{
mutable _Atomic(_Tp) __a_;
#if defined(__cpp_lib_atomic_is_always_lock_free)
static _LIBCPP_CONSTEXPR bool is_always_lock_free = __atomic_always_lock_free(sizeof(__a_), 0);
#endif
_LIBCPP_INLINE_VISIBILITY
bool is_lock_free() const volatile _NOEXCEPT
{
@ -920,6 +956,11 @@ private:
#endif // _LIBCPP_HAS_NO_DELETED_FUNCTIONS
};
#if defined(__cpp_lib_atomic_is_always_lock_free)
template <class _Tp, bool __b>
_LIBCPP_CONSTEXPR bool __atomic_base<_Tp, __b>::is_always_lock_free;
#endif
// atomic<Integral>
template <class _Tp>
@ -1657,7 +1698,7 @@ typedef struct atomic_flag
#endif // _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS
_LIBCPP_INLINE_VISIBILITY
atomic_flag(bool __b) _NOEXCEPT : __a_(__b) {}
atomic_flag(bool __b) _NOEXCEPT : __a_(__b) {} // EXTENSION
#ifndef _LIBCPP_HAS_NO_DELETED_FUNCTIONS
atomic_flag(const atomic_flag&) = delete;
@ -1779,6 +1820,15 @@ typedef atomic<uint_fast32_t> atomic_uint_fast32_t;
typedef atomic<int_fast64_t> atomic_int_fast64_t;
typedef atomic<uint_fast64_t> atomic_uint_fast64_t;
typedef atomic< int8_t> atomic_int8_t;
typedef atomic<uint8_t> atomic_uint8_t;
typedef atomic< int16_t> atomic_int16_t;
typedef atomic<uint16_t> atomic_uint16_t;
typedef atomic< int32_t> atomic_int32_t;
typedef atomic<uint32_t> atomic_uint32_t;
typedef atomic< int64_t> atomic_int64_t;
typedef atomic<uint64_t> atomic_uint64_t;
typedef atomic<intptr_t> atomic_intptr_t;
typedef atomic<uintptr_t> atomic_uintptr_t;
typedef atomic<size_t> atomic_size_t;
@ -1789,17 +1839,6 @@ typedef atomic<uintmax_t> atomic_uintmax_t;
#define ATOMIC_FLAG_INIT {false}
#define ATOMIC_VAR_INIT(__v) {__v}
#define ATOMIC_BOOL_LOCK_FREE __GCC_ATOMIC_BOOL_LOCK_FREE
#define ATOMIC_CHAR_LOCK_FREE __GCC_ATOMIC_CHAR_LOCK_FREE
#define ATOMIC_CHAR16_T_LOCK_FREE __GCC_ATOMIC_CHAR16_T_LOCK_FREE
#define ATOMIC_CHAR32_T_LOCK_FREE __GCC_ATOMIC_CHAR32_T_LOCK_FREE
#define ATOMIC_WCHAR_T_LOCK_FREE __GCC_ATOMIC_WCHAR_T_LOCK_FREE
#define ATOMIC_SHORT_LOCK_FREE __GCC_ATOMIC_SHORT_LOCK_FREE
#define ATOMIC_INT_LOCK_FREE __GCC_ATOMIC_INT_LOCK_FREE
#define ATOMIC_LONG_LOCK_FREE __GCC_ATOMIC_LONG_LOCK_FREE
#define ATOMIC_LLONG_LOCK_FREE __GCC_ATOMIC_LLONG_LOCK_FREE
#define ATOMIC_POINTER_LOCK_FREE __GCC_ATOMIC_POINTER_LOCK_FREE
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_ATOMIC

2
contrib/libc++/include/bitset
View File

@ -656,7 +656,7 @@ __bitset<0, 0>::__bitset(unsigned long long) _NOEXCEPT
}
template <size_t _Size> class _LIBCPP_TYPE_VIS_ONLY bitset;
template <size_t _Size> struct _LIBCPP_TYPE_VIS_ONLY hash<bitset<_Size> >;
template <size_t _Size> struct hash<bitset<_Size> >;
template <size_t _Size>
class _LIBCPP_TYPE_VIS_ONLY bitset

57
contrib/libc++/include/cctype
View File

@ -44,6 +44,63 @@ int toupper(int c);
_LIBCPP_BEGIN_NAMESPACE_STD
#ifdef isalnum
#undef isalnum
#endif
#ifdef isalpha
#undef isalpha
#endif
#ifdef isblank
#undef isblank
#endif
#ifdef iscntrl
#undef iscntrl
#endif
#ifdef isdigit
#undef isdigit
#endif
#ifdef isgraph
#undef isgraph
#endif
#ifdef islower
#undef islower
#endif
#ifdef isprint
#undef isprint
#endif
#ifdef ispunct
#undef ispunct
#endif
#ifdef isspace
#undef isspace
#endif
#ifdef isupper
#undef isupper
#endif
#ifdef isxdigit
#undef isxdigit
#endif
#ifdef tolower
#undef tolower
#endif
#ifdef toupper
#undef toupper
#endif
using ::isalnum;
using ::isalpha;
using ::isblank;

28
contrib/libc++/include/cmath
View File

@ -209,6 +209,10 @@ floating_point hypot (arithmetic x, arithmetic y);
float hypotf(float x, float y);
long double hypotl(long double x, long double y);
double hypot(double x, double y, double z); // C++17
float hypot(float x, float y, float z); // C++17
long double hypot(long double x, long double y, long double z); // C++17
int ilogb (arithmetic x);
int ilogbf(float x);
int ilogbl(long double x);
@ -548,6 +552,30 @@ using ::lgamma;
using ::lgammaf;
#endif // __sun__
#if _LIBCPP_STD_VER > 14
inline _LIBCPP_INLINE_VISIBILITY float hypot( float x, float y, float z ) { return sqrt(x*x + y*y + z*z); }
inline _LIBCPP_INLINE_VISIBILITY double hypot( double x, double y, double z ) { return sqrt(x*x + y*y + z*z); }
inline _LIBCPP_INLINE_VISIBILITY long double hypot( long double x, long double y, long double z ) { return sqrt(x*x + y*y + z*z); }
template <class _A1, class _A2, class _A3>
inline _LIBCPP_INLINE_VISIBILITY
typename std::__lazy_enable_if
<
std::is_arithmetic<_A1>::value &&
std::is_arithmetic<_A2>::value &&
std::is_arithmetic<_A3>::value,
std::__promote<_A1, _A2, _A3>
>::type
hypot(_A1 __lcpp_x, _A2 __lcpp_y, _A3 __lcpp_z) _NOEXCEPT
{
typedef typename std::__promote<_A1, _A2, _A3>::type __result_type;
static_assert((!(std::is_same<_A1, __result_type>::value &&
std::is_same<_A2, __result_type>::value &&
std::is_same<_A3, __result_type>::value)), "");
return hypot((__result_type)__lcpp_x, (__result_type)__lcpp_y, (__result_type)__lcpp_z);
}
#endif
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_CMATH

20
contrib/libc++/include/complex
View File

@ -332,7 +332,9 @@ public:
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR complex(float __re = 0.0f, float __im = 0.0f)
: __re_(__re), __im_(__im) {}
_LIBCPP_INLINE_VISIBILITY
explicit _LIBCPP_CONSTEXPR complex(const complex<double>& __c);
_LIBCPP_INLINE_VISIBILITY
explicit _LIBCPP_CONSTEXPR complex(const complex<long double>& __c);
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR float real() const {return __re_;}
@ -388,7 +390,9 @@ public:
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR complex(double __re = 0.0, double __im = 0.0)
: __re_(__re), __im_(__im) {}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR complex(const complex<float>& __c);
_LIBCPP_INLINE_VISIBILITY
explicit _LIBCPP_CONSTEXPR complex(const complex<long double>& __c);
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR double real() const {return __re_;}
@ -444,7 +448,9 @@ public:
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR complex(long double __re = 0.0L, long double __im = 0.0L)
: __re_(__re), __im_(__im) {}
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR complex(const complex<float>& __c);
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR complex(const complex<double>& __c);
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR long double real() const {return __re_;}
@ -490,32 +496,32 @@ public:
}
};
inline _LIBCPP_INLINE_VISIBILITY
inline
_LIBCPP_CONSTEXPR
complex<float>::complex(const complex<double>& __c)
: __re_(__c.real()), __im_(__c.imag()) {}
inline _LIBCPP_INLINE_VISIBILITY
inline
_LIBCPP_CONSTEXPR
complex<float>::complex(const complex<long double>& __c)
: __re_(__c.real()), __im_(__c.imag()) {}
inline _LIBCPP_INLINE_VISIBILITY
inline
_LIBCPP_CONSTEXPR
complex<double>::complex(const complex<float>& __c)
: __re_(__c.real()), __im_(__c.imag()) {}
inline _LIBCPP_INLINE_VISIBILITY
inline
_LIBCPP_CONSTEXPR
complex<double>::complex(const complex<long double>& __c)
: __re_(__c.real()), __im_(__c.imag()) {}
inline _LIBCPP_INLINE_VISIBILITY
inline
_LIBCPP_CONSTEXPR
complex<long double>::complex(const complex<float>& __c)
: __re_(__c.real()), __im_(__c.imag()) {}
inline _LIBCPP_INLINE_VISIBILITY
inline
_LIBCPP_CONSTEXPR
complex<long double>::complex(const complex<double>& __c)
: __re_(__c.real()), __im_(__c.imag()) {}
@ -1399,7 +1405,7 @@ acos(const complex<_Tp>& __x)
}
if (isinf(__x.imag()))
return complex<_Tp>(__pi/_Tp(2), -__x.imag());
if (__x.real() == 0)
if (__x.real() == 0 && (__x.imag() == 0 || isnan(__x.imag())))
return complex<_Tp>(__pi/_Tp(2), -__x.imag());
complex<_Tp> __z = log(__x + sqrt(pow(__x, _Tp(2)) - _Tp(1)));
if (signbit(__x.imag()))

17
contrib/libc++/include/cstring
View File

@ -78,30 +78,13 @@ using ::strcmp;
using ::strncmp;
using ::strcoll;
using ::strxfrm;
using ::memchr;
using ::strchr;
using ::strcspn;
using ::strpbrk;
using ::strrchr;
using ::strspn;
using ::strstr;
// MSVCRT, GNU libc and its derivates already have the correct prototype in <string.h> #ifdef __cplusplus
#if !defined(__GLIBC__) && !defined(_LIBCPP_MSVCRT) && !defined(__sun__) && !defined(_STRING_H_CPLUSPLUS_98_CONFORMANCE_)
inline _LIBCPP_INLINE_VISIBILITY char* strchr( char* __s, int __c) {return ::strchr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY char* strpbrk( char* __s1, const char* __s2) {return ::strpbrk(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY char* strrchr( char* __s, int __c) {return ::strrchr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY void* memchr( void* __s, int __c, size_t __n) {return ::memchr(__s, __c, __n);}
inline _LIBCPP_INLINE_VISIBILITY char* strstr( char* __s1, const char* __s2) {return ::strstr(__s1, __s2);}
#endif
#ifndef _LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS
using ::strtok;
#endif

19
contrib/libc++/include/cwchar
View File

@ -157,30 +157,11 @@ using ::wcscmp;
using ::wcscoll;
using ::wcsncmp;
using ::wcsxfrm;
#ifdef _LIBCPP_WCHAR_H_HAS_CONST_OVERLOADS
using ::wcschr;
using ::wcspbrk;
using ::wcsrchr;
using ::wcsstr;
using ::wmemchr;
#else
inline _LIBCPP_INLINE_VISIBILITY const wchar_t* wcschr(const wchar_t* __s, wchar_t __c) {return ::wcschr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY wchar_t* wcschr( wchar_t* __s, wchar_t __c) {return ::wcschr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY const wchar_t* wcspbrk(const wchar_t* __s1, const wchar_t* __s2) {return ::wcspbrk(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY wchar_t* wcspbrk( wchar_t* __s1, const wchar_t* __s2) {return ::wcspbrk(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY const wchar_t* wcsrchr(const wchar_t* __s, wchar_t __c) {return ::wcsrchr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY wchar_t* wcsrchr( wchar_t* __s, wchar_t __c) {return ::wcsrchr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY const wchar_t* wcsstr(const wchar_t* __s1, const wchar_t* __s2) {return ::wcsstr(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY wchar_t* wcsstr( wchar_t* __s1, const wchar_t* __s2) {return ::wcsstr(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY const wchar_t* wmemchr(const wchar_t* __s, wchar_t __c, size_t __n) {return ::wmemchr(__s, __c, __n);}
inline _LIBCPP_INLINE_VISIBILITY wchar_t* wmemchr( wchar_t* __s, wchar_t __c, size_t __n) {return ::wmemchr(__s, __c, __n);}
#endif
using ::wcscspn;
using ::wcslen;
using ::wcsspn;

8
contrib/libc++/include/deque
View File

@ -2026,7 +2026,7 @@ deque<_Tp, _Allocator>::emplace(const_iterator __p, _Args&&... __args)
}
else
{
value_type __tmp(_VSTD::forward<_Args>(__args)...);
__temp_value<value_type, _Allocator> __tmp(this->__alloc(), _VSTD::forward<_Args>(__args)...);
iterator __b = __base::begin();
iterator __bm1 = _VSTD::prev(__b);
__alloc_traits::construct(__a, _VSTD::addressof(*__bm1), _VSTD::move(*__b));
@ -2034,7 +2034,7 @@ deque<_Tp, _Allocator>::emplace(const_iterator __p, _Args&&... __args)
++__base::size();
if (__pos > 1)
__b = _VSTD::move(_VSTD::next(__b), __b + __pos, __b);
*__b = _VSTD::move(__tmp);
*__b = _VSTD::move(__tmp.get());
}
}
else
@ -2050,14 +2050,14 @@ deque<_Tp, _Allocator>::emplace(const_iterator __p, _Args&&... __args)
}
else
{
value_type __tmp(_VSTD::forward<_Args>(__args)...);
__temp_value<value_type, _Allocator> __tmp(this->__alloc(), _VSTD::forward<_Args>(__args)...);
iterator __e = __base::end();
iterator __em1 = _VSTD::prev(__e);
__alloc_traits::construct(__a, _VSTD::addressof(*__e), _VSTD::move(*__em1));
++__base::size();
if (__de > 1)
__e = _VSTD::move_backward(__e - __de, __em1, __e);
*--__e = _VSTD::move(__tmp);
*--__e = _VSTD::move(__tmp.get());
}
}
return __base::begin() + __pos;

19
contrib/libc++/include/exception
View File

@ -80,6 +80,10 @@ template <class E> void rethrow_if_nested(const E& e);
#include <__config>
#include <cstddef>
#include <type_traits>
#if defined(_LIBCPP_NO_EXCEPTIONS)
#include <cstdio>
#include <cstdlib>
#endif
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
@ -251,4 +255,19 @@ rethrow_if_nested(const _Ep&, typename enable_if<
} // std
_LIBCPP_BEGIN_NAMESPACE_STD
template <class _Exception>
_LIBCPP_INLINE_VISIBILITY
inline void __libcpp_throw(_Exception const& __e) {
#ifndef _LIBCPP_NO_EXCEPTIONS
throw __e;
#else
_VSTD::fprintf(stderr, "%s\n", __e.what());
_VSTD::abort();
#endif
}
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_EXCEPTION

18
contrib/libc++/include/experimental/__config
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@ -25,8 +25,26 @@
#define _LIBCPP_END_NAMESPACE_LFTS } } }
#define _VSTD_LFTS _VSTD_EXPERIMENTAL::fundamentals_v1
#define _LIBCPP_BEGIN_NAMESPACE_LFTS_V2 _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL inline namespace fundamentals_v2 {
#define _LIBCPP_END_NAMESPACE_LFTS_V2 } } }
#define _VSTD_LFTS_V2 _VSTD_EXPERIMENTAL::fundamentals_v2
#define _LIBCPP_BEGIN_NAMESPACE_LFTS_PMR _LIBCPP_BEGIN_NAMESPACE_LFTS namespace pmr {
#define _LIBCPP_END_NAMESPACE_LFTS_PMR _LIBCPP_END_NAMESPACE_LFTS }
#define _VSTD_LFTS_PMR _VSTD_LFTS::pmr
#define _LIBCPP_BEGIN_NAMESPACE_CHRONO_LFTS _LIBCPP_BEGIN_NAMESPACE_STD \
namespace chrono { namespace experimental { inline namespace fundamentals_v1 {
#define _LIBCPP_END_NAMESPACE_CHRONO_LFTS _LIBCPP_END_NAMESPACE_STD } } }
#define _LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL_FILESYSTEM \
_LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL namespace filesystem { \
inline namespace v1 {
#define _LIBCPP_END_NAMESPACE_EXPERIMENTAL_FILESYSTEM \
} } _LIBCPP_END_NAMESPACE_EXPERIMENTAL
#define _VSTD_FS ::std::experimental::filesystem::v1
#endif

90
contrib/libc++/include/experimental/__memory Normal file
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@ -0,0 +1,90 @@
// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL___MEMORY
#define _LIBCPP_EXPERIMENTAL___MEMORY
#include <experimental/__config>
#include <experimental/utility> // for erased_type
#include <__functional_base>
#include <type_traits>
_LIBCPP_BEGIN_NAMESPACE_LFTS
template <
class _Tp, class _Alloc
, bool = uses_allocator<_Tp, _Alloc>::value
, bool = __has_allocator_type<_Tp>::value
>
struct __lfts_uses_allocator : public false_type {};
template <class _Tp, class _Alloc>
struct __lfts_uses_allocator<_Tp, _Alloc, false, false> : public false_type {};
template <class _Tp, class _Alloc, bool HasAlloc>
struct __lfts_uses_allocator<_Tp, _Alloc, true, HasAlloc> : public true_type {};
template <class _Tp, class _Alloc>
struct __lfts_uses_allocator<_Tp, _Alloc, false, true>
: public integral_constant<bool
, is_convertible<_Alloc, typename _Tp::allocator_type>::value
|| is_same<erased_type, typename _Tp::allocator_type>::value
>
{};
template <bool _UsesAlloc, class _Tp, class _Alloc, class ..._Args>
struct __lfts_uses_alloc_ctor_imp
{
static const int value = 0;
};
template <class _Tp, class _Alloc, class ..._Args>
struct __lfts_uses_alloc_ctor_imp<true, _Tp, _Alloc, _Args...>
{
static const bool __ic_first
= is_constructible<_Tp, allocator_arg_t, _Alloc, _Args...>::value;
static const bool __ic_second =
conditional<
__ic_first,
false_type,
is_constructible<_Tp, _Args..., _Alloc>
>::type::value;
static_assert(__ic_first || __ic_second,
"Request for uses allocator construction is ill-formed");
static const int value = __ic_first ? 1 : 2;
};
template <class _Tp, class _Alloc, class ..._Args>
struct __lfts_uses_alloc_ctor
: integral_constant<int,
__lfts_uses_alloc_ctor_imp<
__lfts_uses_allocator<_Tp, _Alloc>::value
, _Tp, _Alloc, _Args...
>::value
>
{};
template <class _Tp, class _Alloc, class ..._Args>
inline _LIBCPP_INLINE_VISIBILITY
void __lfts_user_alloc_construct(
_Tp * __store, const _Alloc & __a, _Args &&... __args)
{
_VSTD::__user_alloc_construct_impl(
typename __lfts_uses_alloc_ctor<_Tp, _Alloc, _Args...>::type()
, __store, __a, _VSTD::forward<_Args>(__args)...
);
}
_LIBCPP_END_NAMESPACE_LFTS
#endif /* _LIBCPP_EXPERIMENTAL___MEMORY */

2
contrib/libc++/include/experimental/algorithm
View File

@ -53,7 +53,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
template <class _ForwardIterator, class _Searcher>
_LIBCPP_INLINE_VISIBILITY
_ForwardIterator search(_ForwardIterator __f, _ForwardIterator __l, const _Searcher &__s)
{ return __s(__f, __l); }
{ return __s(__f, __l).first; }
template <class _PopulationIterator, class _SampleIterator, class _Distance,

12
contrib/libc++/include/experimental/any
View File

@ -113,10 +113,12 @@ class any;
template <class _ValueType>
typename add_pointer<typename add_const<_ValueType>::type>::type
_LIBCPP_INLINE_VISIBILITY
any_cast(any const *) _NOEXCEPT;
template <class _ValueType>
typename add_pointer<_ValueType>::type
_LIBCPP_INLINE_VISIBILITY
any_cast(any *) _NOEXCEPT;
namespace __any_imp
@ -185,6 +187,7 @@ public:
class _ValueType
, class = __any_imp::_EnableIfNotAny<_ValueType>
>
_LIBCPP_INLINE_VISIBILITY
any(_ValueType && __value);
_LIBCPP_INLINE_VISIBILITY
@ -212,6 +215,7 @@ public:
class _ValueType
, class = __any_imp::_EnableIfNotAny<_ValueType>
>
_LIBCPP_INLINE_VISIBILITY
any & operator=(_ValueType && __rhs);
// 6.3.3 any modifiers
@ -221,6 +225,7 @@ public:
if (__h) this->__call(_Action::_Destroy);
}
_LIBCPP_INLINE_VISIBILITY
void swap(any & __rhs) _NOEXCEPT;
// 6.3.4 any observers
@ -457,7 +462,6 @@ namespace __any_imp
template <class _ValueType, class>
_LIBCPP_INLINE_VISIBILITY
any::any(_ValueType && __v) : __h(nullptr)
{
typedef typename decay<_ValueType>::type _Tp;
@ -468,7 +472,6 @@ any::any(_ValueType && __v) : __h(nullptr)
}
template <class _ValueType, class>
_LIBCPP_INLINE_VISIBILITY
any & any::operator=(_ValueType && __v)
{
typedef typename decay<_ValueType>::type _Tp;
@ -478,7 +481,7 @@ any & any::operator=(_ValueType && __v)
return *this;
}
inline _LIBCPP_INLINE_VISIBILITY
inline
void any::swap(any & __rhs) _NOEXCEPT
{
if (__h && __rhs.__h) {
@ -550,7 +553,7 @@ _ValueType any_cast(any && __v)
}
template <class _ValueType>
inline _LIBCPP_INLINE_VISIBILITY
inline
typename add_pointer<typename add_const<_ValueType>::type>::type
any_cast(any const * __any) _NOEXCEPT
{
@ -560,7 +563,6 @@ any_cast(any const * __any) _NOEXCEPT
}
template <class _ValueType>
_LIBCPP_INLINE_VISIBILITY
typename add_pointer<_ValueType>::type
any_cast(any * __any) _NOEXCEPT
{

47
contrib/libc++/include/experimental/deque Normal file
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@ -0,0 +1,47 @@
// -*- C++ -*-
//===--------------------------- deque ------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_DEQUE
#define _LIBCPP_EXPERIMENTAL_DEQUE
/*
experimental/deque synopsis
// C++1z
namespace std {
namespace experimental {
inline namespace fundamentals_v1 {
namespace pmr {
template <class T>
using deque = std::deque<T,polymorphic_allocator<T>>;
} // namespace pmr
} // namespace fundamentals_v1
} // namespace experimental
} // namespace std
*/
#include <experimental/__config>
#include <deque>
#include <experimental/memory_resource>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_LFTS_PMR
template <class _ValueT>
using deque = _VSTD::deque<_ValueT, polymorphic_allocator<_ValueT>>;
_LIBCPP_END_NAMESPACE_LFTS_PMR
#endif /* _LIBCPP_EXPERIMENTAL_DEQUE */

15
contrib/libc++/include/experimental/dynarray
View File

@ -159,9 +159,13 @@ private:
public:
_LIBCPP_INLINE_VISIBILITY
explicit dynarray(size_type __c);
_LIBCPP_INLINE_VISIBILITY
dynarray(size_type __c, const value_type& __v);
_LIBCPP_INLINE_VISIBILITY
dynarray(const dynarray& __d);
_LIBCPP_INLINE_VISIBILITY
dynarray(initializer_list<value_type>);
// We're not implementing these right now.
@ -176,6 +180,7 @@ public:
// dynarray(allocator_arg_t, const _Alloc& __alloc, initializer_list<value_type>);
dynarray& operator=(const dynarray&) = delete;
_LIBCPP_INLINE_VISIBILITY
~dynarray();
// iterators:
@ -219,7 +224,7 @@ public:
};
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY
inline
dynarray<_Tp>::dynarray(size_type __c) : dynarray ()
{
__base_ = __allocate (__c);
@ -229,7 +234,7 @@ dynarray<_Tp>::dynarray(size_type __c) : dynarray ()
}
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY
inline
dynarray<_Tp>::dynarray(size_type __c, const value_type& __v) : dynarray ()
{
__base_ = __allocate (__c);
@ -239,7 +244,7 @@ dynarray<_Tp>::dynarray(size_type __c, const value_type& __v) : dynarray ()
}
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY
inline
dynarray<_Tp>::dynarray(initializer_list<value_type> __il) : dynarray ()
{
size_t sz = __il.size();
@ -251,7 +256,7 @@ dynarray<_Tp>::dynarray(initializer_list<value_type> __il) : dynarray ()
}
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY
inline
dynarray<_Tp>::dynarray(const dynarray& __d) : dynarray ()
{
size_t sz = __d.size();
@ -263,7 +268,7 @@ dynarray<_Tp>::dynarray(const dynarray& __d) : dynarray ()
}
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY
inline
dynarray<_Tp>::~dynarray()
{
value_type *__data = data () + __size_;

2052
contrib/libc++/include/experimental/filesystem Normal file
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47
contrib/libc++/include/experimental/forward_list Normal file
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@ -0,0 +1,47 @@
// -*- C++ -*-
//===--------------------------- forward_list -----------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_FORWARD_LIST
#define _LIBCPP_EXPERIMENTAL_FORWARD_LIST
/*
experimental/forward_list synopsis
// C++1z
namespace std {
namespace experimental {
inline namespace fundamentals_v1 {
namespace pmr {
template <class T>
using forward_list = std::forward_list<T,polymorphic_allocator<T>>;
} // namespace pmr
} // namespace fundamentals_v1
} // namespace experimental
} // namespace std
*/
#include <experimental/__config>
#include <forward_list>
#include <experimental/memory_resource>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_LFTS_PMR
template <class _ValueT>
using forward_list = _VSTD::forward_list<_ValueT, polymorphic_allocator<_ValueT>>;
_LIBCPP_END_NAMESPACE_LFTS_PMR
#endif /* _LIBCPP_EXPERIMENTAL_FORWARD_LIST */

39
contrib/libc++/include/experimental/functional
View File

@ -119,9 +119,12 @@ public:
template <typename _ForwardIterator2>
_LIBCPP_INLINE_VISIBILITY
_ForwardIterator2 operator () (_ForwardIterator2 __f, _ForwardIterator2 __l) const
pair<_ForwardIterator2, _ForwardIterator2>
operator () (_ForwardIterator2 __f, _ForwardIterator2 __l) const
{
return _VSTD::search(__f, __l, __first_, __last_, __pred_);
return _VSTD::__search(__f, __l, __first_, __last_, __pred_,
typename _VSTD::iterator_traits<_ForwardIterator>::iterator_category(),
typename _VSTD::iterator_traits<_ForwardIterator2>::iterator_category());
}
private:
@ -233,7 +236,7 @@ public:
}
template <typename _RandomAccessIterator2>
_RandomAccessIterator2
pair<_RandomAccessIterator2, _RandomAccessIterator2>
operator ()(_RandomAccessIterator2 __f, _RandomAccessIterator2 __l) const
{
static_assert ( std::is_same<
@ -242,12 +245,12 @@ public:
>::value,
"Corpus and Pattern iterators must point to the same type" );
if (__f == __l ) return __l; // empty corpus
if (__first_ == __last_) return __f; // empty pattern
if (__f == __l ) return make_pair(__l, __l); // empty corpus
if (__first_ == __last_) return make_pair(__f, __f); // empty pattern
// If the pattern is larger than the corpus, we can't find it!
if ( __pattern_length_ > _VSTD::distance (__f, __l))
return __l;
return make_pair(__l, __l);
// Do the search
return this->__search(__f, __l);
@ -262,7 +265,8 @@ public: // TODO private:
shared_ptr<vector<difference_type>> __suffix_;
template <typename _RandomAccessIterator2>
_RandomAccessIterator2 __search(_RandomAccessIterator2 __f, _RandomAccessIterator2 __l) const
pair<_RandomAccessIterator2, _RandomAccessIterator2>
__search(_RandomAccessIterator2 __f, _RandomAccessIterator2 __l) const
{
_RandomAccessIterator2 __cur = __f;
const _RandomAccessIterator2 __last = __l - __pattern_length_;
@ -278,7 +282,7 @@ public: // TODO private:
__j--;
// We matched - we're done!
if ( __j == 0 )
return __cur;
return make_pair(__cur, __cur + __pattern_length_);
}
// Since we didn't match, figure out how far to skip forward
@ -290,7 +294,7 @@ public: // TODO private:
__cur += __suffix[ __j ];
}
return __l; // We didn't find anything
return make_pair(__l, __l); // We didn't find anything
}
@ -384,8 +388,8 @@ public:
}
}
template <typename _RandomAccessIterator2>
_RandomAccessIterator2
template <typename _RandomAccessIterator2>
pair<_RandomAccessIterator2, _RandomAccessIterator2>
operator ()(_RandomAccessIterator2 __f, _RandomAccessIterator2 __l) const
{
static_assert ( std::is_same<
@ -394,12 +398,12 @@ public:
>::value,
"Corpus and Pattern iterators must point to the same type" );
if (__f == __l ) return __l; // empty corpus
if (__first_ == __last_) return __f; // empty pattern
if (__f == __l ) return make_pair(__l, __l); // empty corpus
if (__first_ == __last_) return make_pair(__f, __f); // empty pattern
// If the pattern is larger than the corpus, we can't find it!
if ( __pattern_length_ > _VSTD::distance (__f, __l))
return __l;
return make_pair(__l, __l);
// Do the search
return this->__search(__f, __l);
@ -413,7 +417,8 @@ private:
shared_ptr<skip_table_type> __skip_;
template <typename _RandomAccessIterator2>
_RandomAccessIterator2 __search ( _RandomAccessIterator2 __f, _RandomAccessIterator2 __l ) const {
pair<_RandomAccessIterator2, _RandomAccessIterator2>
__search ( _RandomAccessIterator2 __f, _RandomAccessIterator2 __l ) const {
_RandomAccessIterator2 __cur = __f;
const _RandomAccessIterator2 __last = __l - __pattern_length_;
const skip_table_type & __skip = *__skip_.get();
@ -427,12 +432,12 @@ private:
__j--;
// We matched - we're done!
if ( __j == 0 )
return __cur;
return make_pair(__cur, __cur + __pattern_length_);
}
__cur += __skip[__cur[__pattern_length_-1]];
}
return __l;
return make_pair(__l, __l);
}
};

114
contrib/libc++/include/experimental/iterator Normal file
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@ -0,0 +1,114 @@
// -*- C++ -*-
//===----------------------------- iterator -------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_ITERATOR
#define _LIBCPP_EXPERIMENTAL_ITERATOR
/*
namespace std {
namespace experimental {
inline namespace fundamentals_v2 {
template <class DelimT, class charT = char, class traits = char_traits<charT>>
class ostream_joiner {
public:
typedef charT char_type;
typedef traits traits_type;
typedef basic_ostream<charT, traits> ostream_type;
typedef output_iterator_tag iterator_category;
typedef void value_type;
typedef void difference_type;
typedef void pointer;
typedef void reference;
ostream_joiner(ostream_type& s, const DelimT& delimiter);
ostream_joiner(ostream_type& s, DelimT&& delimiter);
template<typename T>
ostream_joiner& operator=(const T& value);
ostream_joiner& operator*() noexcept;
ostream_joiner& operator++() noexcept;
ostream_joiner& operator++(int) noexcept;
private:
ostream_type* out_stream; // exposition only
DelimT delim; // exposition only
bool first_element; // exposition only
};
template <class charT, class traits, class DelimT>
ostream_joiner<decay_t<DelimT>, charT, traits>
make_ostream_joiner(basic_ostream<charT, traits>& os, DelimT&& delimiter);
} // inline namespace fundamentals_v2
} // namespace experimental
} // namespace std
*/
#include <experimental/__config>
#if _LIBCPP_STD_VER > 11
#include <iterator>
_LIBCPP_BEGIN_NAMESPACE_LFTS
template <class _Delim, class _CharT = char, class _Traits = char_traits<_CharT>>
class ostream_joiner {
public:
typedef _CharT char_type;
typedef _Traits traits_type;
typedef basic_ostream<char_type,traits_type> ostream_type;
typedef output_iterator_tag iterator_category;
typedef void value_type;
typedef void difference_type;
typedef void pointer;
typedef void reference;
ostream_joiner(ostream_type& __os, _Delim&& __d)
: __out(_VSTD::addressof(__os)), __delim(_VSTD::move(__d)), __first(true) {}
ostream_joiner(ostream_type& __os, const _Delim& __d)
: __out(_VSTD::addressof(__os)), __delim(__d), __first(true) {}
template<typename _Tp>
ostream_joiner& operator=(const _Tp& __v)
{
if (!__first)
*__out << __delim;
__first = false;
*__out << __v;
return *this;
}
ostream_joiner& operator*() _NOEXCEPT { return *this; }
ostream_joiner& operator++() _NOEXCEPT { return *this; }
ostream_joiner& operator++(int) _NOEXCEPT { return *this; }
private:
ostream_type* __out;
_Delim __delim;
bool __first;
};
template <class _CharT, class _Traits, class _Delim>
ostream_joiner<typename decay<_Delim>::type, _CharT, _Traits>
make_ostream_joiner(basic_ostream<_CharT, _Traits>& __os, _Delim && __d)
{ return ostream_joiner<typename decay<_Delim>::type, _CharT, _Traits>(__os, _VSTD::forward<_Delim>(__d)); }
_LIBCPP_END_NAMESPACE_LFTS
#endif /* _LIBCPP_STD_VER > 11 */
#endif // _LIBCPP_EXPERIMENTAL_ITERATOR

47
contrib/libc++/include/experimental/list Normal file
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@ -0,0 +1,47 @@
// -*- C++ -*-
//===--------------------------- list ------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_LIST
#define _LIBCPP_EXPERIMENTAL_LIST
/*
experimental/list synopsis
// C++1z
namespace std {
namespace experimental {
inline namespace fundamentals_v1 {
namespace pmr {
template <class T>
using list = std::list<T,polymorphic_allocator<T>>;
} // namespace pmr
} // namespace fundamentals_v1
} // namespace experimental
} // namespace std
*/
#include <experimental/__config>
#include <list>
#include <experimental/memory_resource>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_LFTS_PMR
template <class _ValueT>
using list = _VSTD::list<_ValueT, polymorphic_allocator<_ValueT>>;
_LIBCPP_END_NAMESPACE_LFTS_PMR
#endif /* _LIBCPP_EXPERIMENTAL_LIST */

57
contrib/libc++/include/experimental/map Normal file
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@ -0,0 +1,57 @@
// -*- C++ -*-
//===----------------------------- map ------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_MAP
#define _LIBCPP_EXPERIMENTAL_MAP
/*
experimental/map synopsis
// C++1z
namespace std {
namespace experimental {
inline namespace fundamentals_v1 {
namespace pmr {
template <class Key, class T, class Compare = less<Key>>
using map = std::map<Key, T, Compare,
polymorphic_allocator<pair<const Key,T>>>;
template <class Key, class T, class Compare = less<Key>>
using multimap = std::multimap<Key, T, Compare,
polymorphic_allocator<pair<const Key,T>>>;
} // namespace pmr
} // namespace fundamentals_v1
} // namespace experimental
} // namespace std
*/
#include <experimental/__config>
#include <map>
#include <experimental/memory_resource>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_LFTS_PMR
template <class _Key, class _Value, class _Compare = less<_Key>>
using map = _VSTD::map<_Key, _Value, _Compare,
polymorphic_allocator<pair<const _Key, _Value>>>;
template <class _Key, class _Value, class _Compare = less<_Key>>
using multimap = _VSTD::multimap<_Key, _Value, _Compare,
polymorphic_allocator<pair<const _Key, _Value>>>;
_LIBCPP_END_NAMESPACE_LFTS_PMR
#endif /* _LIBCPP_EXPERIMENTAL_MAP */

422
contrib/libc++/include/experimental/memory_resource Normal file
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@ -0,0 +1,422 @@
// -*- C++ -*-
//===------------------------ memory_resource -----------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_MEMORY_RESOURCE
#define _LIBCPP_EXPERIMENTAL_MEMORY_RESOURCE
/**
experimental/memory_resource synopsis
// C++1y
namespace std {
namespace experimental {
inline namespace fundamentals_v1 {
namespace pmr {
class memory_resource;
bool operator==(const memory_resource& a,
const memory_resource& b) noexcept;
bool operator!=(const memory_resource& a,
const memory_resource& b) noexcept;
template <class Tp> class polymorphic_allocator;
template <class T1, class T2>
bool operator==(const polymorphic_allocator<T1>& a,
const polymorphic_allocator<T2>& b) noexcept;
template <class T1, class T2>
bool operator!=(const polymorphic_allocator<T1>& a,
const polymorphic_allocator<T2>& b) noexcept;
// The name resource_adaptor_imp is for exposition only.
template <class Allocator> class resource_adaptor_imp;
template <class Allocator>
using resource_adaptor = resource_adaptor_imp<
allocator_traits<Allocator>::rebind_alloc<char>>;
// Global memory resources
memory_resource* new_delete_resource() noexcept;
memory_resource* null_memory_resource() noexcept;
// The default memory resource
memory_resource* set_default_resource(memory_resource* r) noexcept;
memory_resource* get_default_resource() noexcept;
// Standard memory resources
struct pool_options;
class synchronized_pool_resource;
class unsynchronized_pool_resource;
class monotonic_buffer_resource;
} // namespace pmr
} // namespace fundamentals_v1
} // namespace experimental
} // namespace std
*/
#include <experimental/__config>
#include <experimental/__memory>
#include <limits>
#include <memory>
#include <new>
#include <stdexcept>
#include <tuple>
#include <type_traits>
#include <utility>
#include <cstddef>
#include <cstdlib>
#include <__debug>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_LFTS_PMR
// Round __s up to next multiple of __a.
inline _LIBCPP_INLINE_VISIBILITY
size_t __aligned_allocation_size(size_t __s, size_t __a) _NOEXCEPT
{
_LIBCPP_ASSERT(__s + __a > __s, "aligned allocation size overflows");
return (__s + __a - 1) & ~(__a - 1);
}
// 8.5, memory.resource
class _LIBCPP_TYPE_VIS_ONLY memory_resource
{
static const size_t __max_align = alignof(max_align_t);
// 8.5.2, memory.resource.public
public:
virtual ~memory_resource() = default;
_LIBCPP_INLINE_VISIBILITY
void* allocate(size_t __bytes, size_t __align = __max_align)
{ return do_allocate(__bytes, __align); }
_LIBCPP_INLINE_VISIBILITY
void deallocate(void * __p, size_t __bytes, size_t __align = __max_align)
{ do_deallocate(__p, __bytes, __align); }
_LIBCPP_INLINE_VISIBILITY
bool is_equal(memory_resource const & __other) const _NOEXCEPT
{ return do_is_equal(__other); }
// 8.5.3, memory.resource.priv
protected:
virtual void* do_allocate(size_t, size_t) = 0;
virtual void do_deallocate(void*, size_t, size_t) = 0;
virtual bool do_is_equal(memory_resource const &) const _NOEXCEPT = 0;
};
// 8.5.4, memory.resource.eq
inline _LIBCPP_INLINE_VISIBILITY
bool operator==(memory_resource const & __lhs,
memory_resource const & __rhs) _NOEXCEPT
{
return &__lhs == &__rhs || __lhs.is_equal(__rhs);
}
inline _LIBCPP_INLINE_VISIBILITY
bool operator!=(memory_resource const & __lhs,
memory_resource const & __rhs) _NOEXCEPT
{
return !(__lhs == __rhs);
}
_LIBCPP_FUNC_VIS
memory_resource * new_delete_resource() _NOEXCEPT;
_LIBCPP_FUNC_VIS
memory_resource * null_memory_resource() _NOEXCEPT;
_LIBCPP_FUNC_VIS
memory_resource * get_default_resource() _NOEXCEPT;
_LIBCPP_FUNC_VIS
memory_resource * set_default_resource(memory_resource * __new_res) _NOEXCEPT;
// 8.6, memory.polymorphic.allocator.class
// 8.6.1, memory.polymorphic.allocator.overview
template <class _ValueType>
class _LIBCPP_TYPE_VIS_ONLY polymorphic_allocator
{
public:
typedef _ValueType value_type;
// 8.6.2, memory.polymorphic.allocator.ctor
_LIBCPP_INLINE_VISIBILITY
polymorphic_allocator() _NOEXCEPT
: __res_(_VSTD_LFTS_PMR::get_default_resource())
{}
_LIBCPP_INLINE_VISIBILITY
polymorphic_allocator(memory_resource * __r) _NOEXCEPT
: __res_(__r)
{}
polymorphic_allocator(polymorphic_allocator const &) = default;
template <class _Tp>
_LIBCPP_INLINE_VISIBILITY
polymorphic_allocator(polymorphic_allocator<_Tp> const & __other) _NOEXCEPT
: __res_(__other.resource())
{}
polymorphic_allocator &
operator=(polymorphic_allocator const &) = delete;
// 8.6.3, memory.polymorphic.allocator.mem
_LIBCPP_INLINE_VISIBILITY
_ValueType* allocate(size_t __n) {
if (__n > max_size()) {
__libcpp_throw(length_error(
"std::experimental::pmr::polymorphic_allocator<T>::allocate(size_t n)"
" 'n' exceeds maximum supported size"));
}
return static_cast<_ValueType*>(
__res_->allocate(__n * sizeof(_ValueType), alignof(_ValueType))
);
}
_LIBCPP_INLINE_VISIBILITY
void deallocate(_ValueType * __p, size_t __n) _NOEXCEPT {
_LIBCPP_ASSERT(__n <= max_size(),
"deallocate called for size which exceeds max_size()");
__res_->deallocate(__p, __n * sizeof(_ValueType), alignof(_ValueType));
}
template <class _Tp, class ..._Ts>
_LIBCPP_INLINE_VISIBILITY
void construct(_Tp* __p, _Ts &&... __args)
{
_VSTD_LFTS::__lfts_user_alloc_construct(
__p, resource(), _VSTD::forward<_Ts>(__args)...
);
}
template <class _T1, class _T2, class ..._Args1, class ..._Args2>
_LIBCPP_INLINE_VISIBILITY
void construct(pair<_T1, _T2>* __p, piecewise_construct_t,
tuple<_Args1...> __x, tuple<_Args2...> __y)
{
::new ((void*)__p) pair<_T1, _T2>(piecewise_construct
, __transform_tuple(
typename __lfts_uses_alloc_ctor<
_T1, memory_resource*, _Args1...
>::type()
, _VSTD::move(__x)
, typename __make_tuple_indices<sizeof...(_Args1)>::type{}
)
, __transform_tuple(
typename __lfts_uses_alloc_ctor<
_T2, memory_resource*, _Args2...
>::type()
, _VSTD::move(__y)
, typename __make_tuple_indices<sizeof...(_Args2)>::type{}
)
);
}
template <class _T1, class _T2>
_LIBCPP_INLINE_VISIBILITY
void construct(pair<_T1, _T2>* __p) {
construct(__p, piecewise_construct, tuple<>(), tuple<>());
}
template <class _T1, class _T2, class _Up, class _Vp>
_LIBCPP_INLINE_VISIBILITY
void construct(pair<_T1, _T2> * __p, _Up && __u, _Vp && __v) {
construct(__p, piecewise_construct
, _VSTD::forward_as_tuple(_VSTD::forward<_Up>(__u))
, _VSTD::forward_as_tuple(_VSTD::forward<_Vp>(__v)));
}
template <class _T1, class _T2, class _U1, class _U2>
_LIBCPP_INLINE_VISIBILITY
void construct(pair<_T1, _T2> * __p, pair<_U1, _U2> const & __pr) {
construct(__p, piecewise_construct
, _VSTD::forward_as_tuple(__pr.first)
, _VSTD::forward_as_tuple(__pr.second));
}
template <class _T1, class _T2, class _U1, class _U2>
_LIBCPP_INLINE_VISIBILITY
void construct(pair<_T1, _T2> * __p, pair<_U1, _U2> && __pr){
construct(__p, piecewise_construct
, _VSTD::forward_as_tuple(_VSTD::forward<_U1>(__pr.first))
, _VSTD::forward_as_tuple(_VSTD::forward<_U2>(__pr.second)));
}
template <class _Tp>
_LIBCPP_INLINE_VISIBILITY
void destroy(_Tp * __p) _NOEXCEPT
{ __p->~_Tp(); }
_LIBCPP_INLINE_VISIBILITY
size_t max_size() const _NOEXCEPT
{ return numeric_limits<size_t>::max() / sizeof(value_type); }
_LIBCPP_INLINE_VISIBILITY
polymorphic_allocator
select_on_container_copy_construction() const _NOEXCEPT
{ return polymorphic_allocator(); }
_LIBCPP_INLINE_VISIBILITY
memory_resource * resource() const _NOEXCEPT
{ return __res_; }
private:
template <class ..._Args, size_t ..._Idx>
_LIBCPP_INLINE_VISIBILITY
tuple<_Args&&...>
__transform_tuple(integral_constant<int, 0>, tuple<_Args...>&& __t,
__tuple_indices<_Idx...>) const
{
return _VSTD::forward_as_tuple(_VSTD::get<_Idx>(_VSTD::move(__t))...);
}
template <class ..._Args, size_t ..._Idx>
_LIBCPP_INLINE_VISIBILITY
tuple<allocator_arg_t const&, memory_resource*, _Args&&...>
__transform_tuple(integral_constant<int, 1>, tuple<_Args...> && __t,
__tuple_indices<_Idx...>) const
{
using _Tup = tuple<allocator_arg_t const&, memory_resource*, _Args&&...>;
return _Tup(allocator_arg, resource(),
_VSTD::get<_Idx>(_VSTD::move(__t))...);
}
template <class ..._Args, size_t ..._Idx>
_LIBCPP_INLINE_VISIBILITY
tuple<_Args&&..., memory_resource*>
__transform_tuple(integral_constant<int, 2>, tuple<_Args...> && __t,
__tuple_indices<_Idx...>) const
{
using _Tup = tuple<_Args&&..., memory_resource*>;
return _Tup(_VSTD::get<_Idx>(_VSTD::move(__t))..., resource());
}
memory_resource * __res_;
};
// 8.6.4, memory.polymorphic.allocator.eq
template <class _Tp, class _Up>
inline _LIBCPP_INLINE_VISIBILITY
bool operator==(polymorphic_allocator<_Tp> const & __lhs,
polymorphic_allocator<_Up> const & __rhs) _NOEXCEPT
{
return *__lhs.resource() == *__rhs.resource();
}
template <class _Tp, class _Up>
inline _LIBCPP_INLINE_VISIBILITY
bool operator!=(polymorphic_allocator<_Tp> const & __lhs,
polymorphic_allocator<_Up> const & __rhs) _NOEXCEPT
{
return !(__lhs == __rhs);
}
// 8.7, memory.resource.adaptor
// 8.7.1, memory.resource.adaptor.overview
template <class _CharAlloc>
class _LIBCPP_TYPE_VIS_ONLY __resource_adaptor_imp
: public memory_resource
{
using _CTraits = allocator_traits<_CharAlloc>;
static_assert(is_same<typename _CTraits::value_type, char>::value
&& is_same<typename _CTraits::pointer, char*>::value
&& is_same<typename _CTraits::void_pointer, void*>::value, "");
static const size_t _MaxAlign = alignof(max_align_t);
using _Alloc = typename _CTraits::template rebind_alloc<
typename aligned_storage<_MaxAlign, _MaxAlign>::type
>;
using _ValueType = typename _Alloc::value_type;
_Alloc __alloc_;
public:
typedef _CharAlloc allocator_type;
__resource_adaptor_imp() = default;
__resource_adaptor_imp(__resource_adaptor_imp const &) = default;
__resource_adaptor_imp(__resource_adaptor_imp &&) = default;
// 8.7.2, memory.resource.adaptor.ctor
_LIBCPP_INLINE_VISIBILITY
explicit __resource_adaptor_imp(allocator_type const & __a)
: __alloc_(__a)
{}
_LIBCPP_INLINE_VISIBILITY
explicit __resource_adaptor_imp(allocator_type && __a)
: __alloc_(_VSTD::move(__a))
{}
__resource_adaptor_imp &
operator=(__resource_adaptor_imp const &) = default;
_LIBCPP_INLINE_VISIBILITY
allocator_type get_allocator() const
{ return __alloc_; }
// 8.7.3, memory.resource.adaptor.mem
protected:
virtual void * do_allocate(size_t __bytes, size_t)
{
if (__bytes > __max_size()) {
__libcpp_throw(length_error(
"std::experimental::pmr::resource_adaptor<T>::do_allocate(size_t bytes, size_t align)"
" 'bytes' exceeds maximum supported size"));
}
size_t __s = __aligned_allocation_size(__bytes, _MaxAlign) / _MaxAlign;
return __alloc_.allocate(__s);
}
virtual void do_deallocate(void * __p, size_t __bytes, size_t)
{
_LIBCPP_ASSERT(__bytes <= __max_size(),
"do_deallocate called for size which exceeds the maximum allocation size");
size_t __s = __aligned_allocation_size(__bytes, _MaxAlign) / _MaxAlign;
__alloc_.deallocate((_ValueType*)__p, __s);
}
virtual bool do_is_equal(memory_resource const & __other) const _NOEXCEPT {
__resource_adaptor_imp const * __p
= dynamic_cast<__resource_adaptor_imp const *>(&__other);
return __p ? __alloc_ == __p->__alloc_ : false;
}
private:
_LIBCPP_INLINE_VISIBILITY
size_t __max_size() const _NOEXCEPT {
return numeric_limits<size_t>::max() - _MaxAlign;
}
};
template <class _Alloc>
using resource_adaptor = __resource_adaptor_imp<
typename allocator_traits<_Alloc>::template rebind_alloc<char>
>;
_LIBCPP_END_NAMESPACE_LFTS_PMR
#endif /* _LIBCPP_EXPERIMENTAL_MEMORY_RESOURCE */

8
contrib/libc++/include/experimental/optional
View File

@ -517,7 +517,11 @@ public:
constexpr value_type const& value() const
{
if (!this->__engaged_)
#ifndef _LIBCPP_NO_EXCEPTIONS
throw bad_optional_access();
#else
assert(!"bad optional access");
#endif
return this->__val_;
}
@ -525,7 +529,11 @@ public:
value_type& value()
{
if (!this->__engaged_)
#ifndef _LIBCPP_NO_EXCEPTIONS
throw bad_optional_access();
#else
assert(!"bad optional access");
#endif
return this->__val_;
}

576
contrib/libc++/include/experimental/propagate_const Normal file
View File

@ -0,0 +1,576 @@
// -*- C++ -*-
//===------------------------ propagate_const -----------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_PROPAGATE_CONST
#define _LIBCPP_EXPERIMENTAL_PROPAGATE_CONST
/*
propagate_const synopsis
namespace std { namespace experimental { inline namespace fundamentals_v2 {
// [propagate_const]
template <class T> class propagate_const;
// [propagate_const.underlying], underlying pointer access
constexpr const _Tp& _VSTD_LFTS_V2::get_underlying(const propagate_const<T>& pt) noexcept;
constexpr T& _VSTD_LFTS_V2::get_underlying(propagate_const<T>& pt) noexcept;
// [propagate_const.relational], relational operators
template <class T> constexpr bool operator==(const propagate_const<T>& pt, nullptr_t);
template <class T> constexpr bool operator==(nullptr_t, const propagate_const<T>& pu);
template <class T> constexpr bool operator!=(const propagate_const<T>& pt, nullptr_t);
template <class T> constexpr bool operator!=(nullptr_t, const propagate_const<T>& pu);
template <class T, class U> constexpr bool operator==(const propagate_const<T>& pt, const propagate_const<_Up>& pu);
template <class T, class U> constexpr bool operator!=(const propagate_const<T>& pt, const propagate_const<_Up>& pu);
template <class T, class U> constexpr bool operator<(const propagate_const<T>& pt, const propagate_const<_Up>& pu);
template <class T, class U> constexpr bool operator>(const propagate_const<T>& pt, const propagate_const<_Up>& pu);
template <class T, class U> constexpr bool operator<=(const propagate_const<T>& pt, const propagate_const<_Up>& pu);
template <class T, class U> constexpr bool operator>=(const propagate_const<T>& pt, const propagate_const<_Up>& pu);
template <class T, class U> constexpr bool operator==(const propagate_const<T>& pt, const _Up& u);
template <class T, class U> constexpr bool operator!=(const propagate_const<T>& pt, const _Up& u);
template <class T, class U> constexpr bool operator<(const propagate_const<T>& pt, const _Up& u);
template <class T, class U> constexpr bool operator>(const propagate_const<T>& pt, const _Up& u);
template <class T, class U> constexpr bool operator<=(const propagate_const<T>& pt, const _Up& u);
template <class T, class U> constexpr bool operator>=(const propagate_const<T>& pt, const _Up& u);
template <class T, class U> constexpr bool operator==(const _Tp& t, const propagate_const<_Up>& pu);
template <class T, class U> constexpr bool operator!=(const _Tp& t, const propagate_const<_Up>& pu);
template <class T, class U> constexpr bool operator<(const _Tp& t, const propagate_const<_Up>& pu);
template <class T, class U> constexpr bool operator>(const _Tp& t, const propagate_const<_Up>& pu);
template <class T, class U> constexpr bool operator<=(const _Tp& t, const propagate_const<_Up>& pu);
template <class T, class U> constexpr bool operator>=(const _Tp& t, const propagate_const<_Up>& pu);
// [propagate_const.algorithms], specialized algorithms
template <class T> constexpr void swap(propagate_const<T>& pt, propagate_const<T>& pu) noexcept(see below);
template <class T>
class propagate_const
{
public:
typedef remove_reference_t<decltype(*declval<T&>())> element_type;
// [propagate_const.ctor], constructors
constexpr propagate_const() = default;
propagate_const(const propagate_const& p) = delete;
constexpr propagate_const(propagate_const&& p) = default;
template <class U> EXPLICIT constexpr propagate_const(propagate_const<_Up>&& pu); // see below
template <class U> EXPLICIT constexpr propagate_const(U&& u); // see below
// [propagate_const.assignment], assignment
propagate_const& operator=(const propagate_const& p) = delete;
constexpr propagate_const& operator=(propagate_const&& p) = default;
template <class U> constexpr propagate_const& operator=(propagate_const<_Up>&& pu);
template <class U> constexpr propagate_const& operator=(U&& u); // see below
// [propagate_const.const_observers], const observers
explicit constexpr operator bool() const;
constexpr const element_type* operator->() const;
constexpr operator const element_type*() const; // Not always defined
constexpr const element_type& operator*() const;
constexpr const element_type* get() const;
// [propagate_const.non_const_observers], non-const observers
constexpr element_type* operator->();
constexpr operator element_type*(); // Not always defined
constexpr element_type& operator*();
constexpr element_type* get();
// [propagate_const.modifiers], modifiers
constexpr void swap(propagate_const& pt) noexcept(see below)
private:
T t_; // exposition only
};
} // namespace fundamentals_v2
} // namespace experimental
// [propagate_const.hash], hash support
template <class T> struct hash<experimental::fundamentals_v2::propagate_const<T>>;
// [propagate_const.comparison_function_objects], comparison function objects
template <class T> struct equal_to<experimental::fundamentals_v2::propagate_const<T>>;
template <class T> struct not_equal_to<experimental::fundamentals_v2::propagate_const<T>>;
template <class T> struct less<experimental::fundamentals_v2::propagate_const<T>>;
template <class T> struct greater<experimental::fundamentals_v2::propagate_const<T>>;
template <class T> struct less_equal<experimental::fundamentals_v2::propagate_const<T>>;
template <class T> struct greater_equal<experimental::fundamentals_v2::propagate_const<T>>;
} // namespace std
*/
#include <experimental/__config>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
#if _LIBCPP_STD_VER > 11
#include <type_traits>
#include <utility>
#include <functional>
_LIBCPP_BEGIN_NAMESPACE_LFTS_V2
template <class _Tp>
class propagate_const;
template <class _Up> _LIBCPP_CONSTEXPR const _Up& get_underlying(const propagate_const<_Up>& __pu) _NOEXCEPT;
template <class _Up> _LIBCPP_CONSTEXPR _Up& get_underlying(propagate_const<_Up>& __pu) _NOEXCEPT;
template <class _Tp>
class propagate_const
{
public:
typedef remove_reference_t<decltype(*_VSTD::declval<_Tp&>())> element_type;
static_assert(!is_array<_Tp>::value,
"Instantiation of propagate_const with an array type is ill-formed.");
static_assert(!is_reference<_Tp>::value,
"Instantiation of propagate_const with a reference type is ill-formed.");
static_assert(!(is_pointer<_Tp>::value && is_function<typename remove_pointer<_Tp>::type>::value),
"Instantiation of propagate_const with a function-pointer type is ill-formed.");
static_assert(!(is_pointer<_Tp>::value && is_same<typename remove_cv<typename remove_pointer<_Tp>::type>::type, void>::value),
"Instantiation of propagate_const with a pointer to (possibly cv-qualified) void is ill-formed.");
private:
template <class _Up>
static _LIBCPP_CONSTEXPR element_type* __get_pointer(_Up* __u)
{
return __u;
}
template <class _Up>
static _LIBCPP_CONSTEXPR element_type* __get_pointer(_Up& __u)
{
return __get_pointer(__u.get());
}
template <class _Up>
static _LIBCPP_CONSTEXPR const element_type* __get_pointer(const _Up* __u)
{
return __u;
}
template <class _Up>
static _LIBCPP_CONSTEXPR const element_type* __get_pointer(const _Up& __u)
{
return __get_pointer(__u.get());
}
template <class _Up>
struct __is_propagate_const : false_type
{
};
template <class _Up>
struct __is_propagate_const<propagate_const<_Up>> : true_type
{
};
_Tp __t_;
public:
template <class _Up> friend _LIBCPP_CONSTEXPR const _Up& ::_VSTD_LFTS_V2::get_underlying(const propagate_const<_Up>& __pu) _NOEXCEPT;
template <class _Up> friend _LIBCPP_CONSTEXPR _Up& ::_VSTD_LFTS_V2::get_underlying(propagate_const<_Up>& __pu) _NOEXCEPT;
_LIBCPP_CONSTEXPR propagate_const() = default;
propagate_const(const propagate_const&) = delete;
_LIBCPP_CONSTEXPR propagate_const(propagate_const&&) = default;
template <class _Up, enable_if_t<!is_convertible<_Up, _Tp>::value &&
is_constructible<_Tp, _Up&&>::value,bool> = true>
explicit _LIBCPP_CONSTEXPR propagate_const(propagate_const<_Up>&& __pu)
: __t_(std::move(_VSTD_LFTS_V2::get_underlying(__pu)))
{
}
template <class _Up, enable_if_t<is_convertible<_Up&&, _Tp>::value &&
is_constructible<_Tp, _Up&&>::value,bool> = false>
_LIBCPP_CONSTEXPR propagate_const(propagate_const<_Up>&& __pu)
: __t_(std::move(_VSTD_LFTS_V2::get_underlying(__pu)))
{
}
template <class _Up, enable_if_t<!is_convertible<_Up&&, _Tp>::value &&
is_constructible<_Tp, _Up&&>::value &&
!__is_propagate_const<decay_t<_Up>>::value,bool> = true>
explicit _LIBCPP_CONSTEXPR propagate_const(_Up&& __u)
: __t_(std::forward<_Up>(__u))
{
}
template <class _Up, enable_if_t<is_convertible<_Up&&, _Tp>::value &&
is_constructible<_Tp, _Up&&>::value &&
!__is_propagate_const<decay_t<_Up>>::value,bool> = false>
_LIBCPP_CONSTEXPR propagate_const(_Up&& __u)
: __t_(std::forward<_Up>(__u))
{
}
propagate_const& operator=(const propagate_const&) = delete;
_LIBCPP_CONSTEXPR propagate_const& operator=(propagate_const&&) = default;
template <class _Up>
_LIBCPP_CONSTEXPR propagate_const& operator=(propagate_const<_Up>&& __pu)
{
__t_ = std::move(_VSTD_LFTS_V2::get_underlying(__pu));
return *this;
}
template <class _Up, class _Vp = enable_if_t<!__is_propagate_const<decay_t<_Up>>::value>>
_LIBCPP_CONSTEXPR propagate_const& operator=(_Up&& __u)
{
__t_ = std::forward<_Up>(__u);
return *this;
}
_LIBCPP_CONSTEXPR const element_type* get() const
{
return __get_pointer(__t_);
}
_LIBCPP_CONSTEXPR element_type* get()
{
return __get_pointer(__t_);
}
explicit _LIBCPP_CONSTEXPR operator bool() const
{
return get() != nullptr;
}
_LIBCPP_CONSTEXPR const element_type* operator->() const
{
return get();
}
template <class _Tp_ = _Tp, class _Up = enable_if_t<is_convertible<
const _Tp_, const element_type *>::value>>
_LIBCPP_CONSTEXPR operator const element_type *() const {
return get();
}
_LIBCPP_CONSTEXPR const element_type& operator*() const
{
return *get();
}
_LIBCPP_CONSTEXPR element_type* operator->()
{
return get();
}
template <class _Tp_ = _Tp, class _Up = enable_if_t<
is_convertible<_Tp_, element_type *>::value>>
_LIBCPP_CONSTEXPR operator element_type *() {
return get();
}
_LIBCPP_CONSTEXPR element_type& operator*()
{
return *get();
}
_LIBCPP_CONSTEXPR void swap(propagate_const& __pt) _NOEXCEPT_(__is_nothrow_swappable<_Tp>::value)
{
using _VSTD::swap;
swap(__t_, __pt.__t_);
}
};
template <class _Tp>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator==(const propagate_const<_Tp>& __pt, nullptr_t)
{
return _VSTD_LFTS_V2::get_underlying(__pt) == nullptr;
}
template <class _Tp>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator==(nullptr_t, const propagate_const<_Tp>& __pt)
{
return nullptr == _VSTD_LFTS_V2::get_underlying(__pt);
}
template <class _Tp>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator!=(const propagate_const<_Tp>& __pt, nullptr_t)
{
return _VSTD_LFTS_V2::get_underlying(__pt) != nullptr;
}
template <class _Tp>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator!=(nullptr_t, const propagate_const<_Tp>& __pt)
{
return nullptr != _VSTD_LFTS_V2::get_underlying(__pt);
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator==(const propagate_const<_Tp>& __pt,
const propagate_const<_Up>& __pu)
{
return _VSTD_LFTS_V2::get_underlying(__pt) == _VSTD_LFTS_V2::get_underlying(__pu);
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator!=(const propagate_const<_Tp>& __pt,
const propagate_const<_Up>& __pu)
{
return _VSTD_LFTS_V2::get_underlying(__pt) != _VSTD_LFTS_V2::get_underlying(__pu);
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator<(const propagate_const<_Tp>& __pt,
const propagate_const<_Up>& __pu)
{
return _VSTD_LFTS_V2::get_underlying(__pt) < _VSTD_LFTS_V2::get_underlying(__pu);
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator>(const propagate_const<_Tp>& __pt,
const propagate_const<_Up>& __pu)
{
return _VSTD_LFTS_V2::get_underlying(__pt) > _VSTD_LFTS_V2::get_underlying(__pu);
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator<=(const propagate_const<_Tp>& __pt,
const propagate_const<_Up>& __pu)
{
return _VSTD_LFTS_V2::get_underlying(__pt) <= _VSTD_LFTS_V2::get_underlying(__pu);
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator>=(const propagate_const<_Tp>& __pt,
const propagate_const<_Up>& __pu)
{
return _VSTD_LFTS_V2::get_underlying(__pt) >= _VSTD_LFTS_V2::get_underlying(__pu);
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator==(const propagate_const<_Tp>& __pt, const _Up& __u)
{
return _VSTD_LFTS_V2::get_underlying(__pt) == __u;
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator!=(const propagate_const<_Tp>& __pt, const _Up& __u)
{
return _VSTD_LFTS_V2::get_underlying(__pt) != __u;
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator<(const propagate_const<_Tp>& __pt, const _Up& __u)
{
return _VSTD_LFTS_V2::get_underlying(__pt) < __u;
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator>(const propagate_const<_Tp>& __pt, const _Up& __u)
{
return _VSTD_LFTS_V2::get_underlying(__pt) > __u;
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator<=(const propagate_const<_Tp>& __pt, const _Up& __u)
{
return _VSTD_LFTS_V2::get_underlying(__pt) <= __u;
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator>=(const propagate_const<_Tp>& __pt, const _Up& __u)
{
return _VSTD_LFTS_V2::get_underlying(__pt) >= __u;
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator==(const _Tp& __t, const propagate_const<_Up>& __pu)
{
return __t == _VSTD_LFTS_V2::get_underlying(__pu);
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator!=(const _Tp& __t, const propagate_const<_Up>& __pu)
{
return __t != _VSTD_LFTS_V2::get_underlying(__pu);
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator<(const _Tp& __t, const propagate_const<_Up>& __pu)
{
return __t < _VSTD_LFTS_V2::get_underlying(__pu);
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator>(const _Tp& __t, const propagate_const<_Up>& __pu)
{
return __t > _VSTD_LFTS_V2::get_underlying(__pu);
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator<=(const _Tp& __t, const propagate_const<_Up>& __pu)
{
return __t <= _VSTD_LFTS_V2::get_underlying(__pu);
}
template <class _Tp, class _Up>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR bool operator>=(const _Tp& __t, const propagate_const<_Up>& __pu)
{
return __t >= _VSTD_LFTS_V2::get_underlying(__pu);
}
template <class _Tp>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR void swap(propagate_const<_Tp>& __pc1, propagate_const<_Tp>& __pc2) _NOEXCEPT_(__is_nothrow_swappable<_Tp>::value)
{
using _VSTD::swap;
swap(_VSTD_LFTS_V2::get_underlying(__pc1), _VSTD_LFTS_V2::get_underlying(__pc2));
}
template <class _Tp>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR const _Tp& get_underlying(const propagate_const<_Tp>& __pt) _NOEXCEPT
{
return __pt.__t_;
}
template <class _Tp>
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR _Tp& get_underlying(propagate_const<_Tp>& __pt) _NOEXCEPT
{
return __pt.__t_;
}
_LIBCPP_END_NAMESPACE_LFTS_V2
_LIBCPP_BEGIN_NAMESPACE_STD
template <class _Tp>
struct hash<experimental::fundamentals_v2::propagate_const<_Tp>>
{
typedef size_t result_type;
typedef experimental::fundamentals_v2::propagate_const<_Tp> argument_type;
size_t operator()(const experimental::fundamentals_v2::propagate_const<_Tp>& __pc1) const
{
return std::hash<_Tp>()(_VSTD_LFTS_V2::get_underlying(__pc1));
}
};
template <class _Tp>
struct equal_to<experimental::fundamentals_v2::propagate_const<_Tp>>
{
typedef experimental::fundamentals_v2::propagate_const<_Tp> first_argument_type;
typedef experimental::fundamentals_v2::propagate_const<_Tp> second_argument_type;
bool operator()(const experimental::fundamentals_v2::propagate_const<_Tp>& __pc1,
const experimental::fundamentals_v2::propagate_const<_Tp>& __pc2) const
{
return std::equal_to<_Tp>()(_VSTD_LFTS_V2::get_underlying(__pc1), _VSTD_LFTS_V2::get_underlying(__pc2));
}
};
template <class _Tp>
struct not_equal_to<experimental::fundamentals_v2::propagate_const<_Tp>>
{
typedef experimental::fundamentals_v2::propagate_const<_Tp> first_argument_type;
typedef experimental::fundamentals_v2::propagate_const<_Tp> second_argument_type;
bool operator()(const experimental::fundamentals_v2::propagate_const<_Tp>& __pc1,
const experimental::fundamentals_v2::propagate_const<_Tp>& __pc2) const
{
return std::not_equal_to<_Tp>()(_VSTD_LFTS_V2::get_underlying(__pc1), _VSTD_LFTS_V2::get_underlying(__pc2));
}
};
template <class _Tp>
struct less<experimental::fundamentals_v2::propagate_const<_Tp>>
{
typedef experimental::fundamentals_v2::propagate_const<_Tp> first_argument_type;
typedef experimental::fundamentals_v2::propagate_const<_Tp> second_argument_type;
bool operator()(const experimental::fundamentals_v2::propagate_const<_Tp>& __pc1,
const experimental::fundamentals_v2::propagate_const<_Tp>& __pc2) const
{
return std::less<_Tp>()(_VSTD_LFTS_V2::get_underlying(__pc1), _VSTD_LFTS_V2::get_underlying(__pc2));
}
};
template <class _Tp>
struct greater<experimental::fundamentals_v2::propagate_const<_Tp>>
{
typedef experimental::fundamentals_v2::propagate_const<_Tp> first_argument_type;
typedef experimental::fundamentals_v2::propagate_const<_Tp> second_argument_type;
bool operator()(const experimental::fundamentals_v2::propagate_const<_Tp>& __pc1,
const experimental::fundamentals_v2::propagate_const<_Tp>& __pc2) const
{
return std::greater<_Tp>()(_VSTD_LFTS_V2::get_underlying(__pc1), _VSTD_LFTS_V2::get_underlying(__pc2));
}
};
template <class _Tp>
struct less_equal<experimental::fundamentals_v2::propagate_const<_Tp>>
{
typedef experimental::fundamentals_v2::propagate_const<_Tp> first_argument_type;
typedef experimental::fundamentals_v2::propagate_const<_Tp> second_argument_type;
bool operator()(const experimental::fundamentals_v2::propagate_const<_Tp>& __pc1,
const experimental::fundamentals_v2::propagate_const<_Tp>& __pc2) const
{
return std::less_equal<_Tp>()(_VSTD_LFTS_V2::get_underlying(__pc1), _VSTD_LFTS_V2::get_underlying(__pc2));
}
};
template <class _Tp>
struct greater_equal<experimental::fundamentals_v2::propagate_const<_Tp>>
{
typedef experimental::fundamentals_v2::propagate_const<_Tp> first_argument_type;
typedef experimental::fundamentals_v2::propagate_const<_Tp> second_argument_type;
bool operator()(const experimental::fundamentals_v2::propagate_const<_Tp>& __pc1,
const experimental::fundamentals_v2::propagate_const<_Tp>& __pc2) const
{
return std::greater_equal<_Tp>()(_VSTD_LFTS_V2::get_underlying(__pc1), _VSTD_LFTS_V2::get_underlying(__pc2));
}
};
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_STD_VER > 11
#endif // _LIBCPP_EXPERIMENTAL_PROPAGATE_CONST

62
contrib/libc++/include/experimental/regex Normal file
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@ -0,0 +1,62 @@
// -*- C++ -*-
//===----------------------------- regex ----------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_REGEX
#define _LIBCPP_EXPERIMENTAL_REGEX
/*
experimental/regex synopsis
// C++1z
namespace std {
namespace experimental {
inline namespace fundamentals_v1 {
namespace pmr {
template <class BidirectionalIterator>
using match_results =
std::match_results<BidirectionalIterator,
polymorphic_allocator<sub_match<BidirectionalIterator>>>;
typedef match_results<const char*> cmatch;
typedef match_results<const wchar_t*> wcmatch;
typedef match_results<string::const_iterator> smatch;
typedef match_results<wstring::const_iterator> wsmatch;
} // namespace pmr
} // namespace fundamentals_v1
} // namespace experimental
} // namespace std
*/
#include <experimental/__config>
#include <regex>
#include <experimental/string>
#include <experimental/memory_resource>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_LFTS_PMR
template <class _BiDirIter>
using match_results =
_VSTD::match_results<_BiDirIter,
polymorphic_allocator<_VSTD::sub_match<_BiDirIter>>>;
typedef match_results<const char*> cmatch;
typedef match_results<const wchar_t*> wcmatch;
typedef match_results<_VSTD_LFTS_PMR::string::const_iterator> smatch;
typedef match_results<_VSTD_LFTS_PMR::wstring::const_iterator> wsmatch;
_LIBCPP_END_NAMESPACE_LFTS_PMR
#endif /* _LIBCPP_EXPERIMENTAL_REGEX */

57
contrib/libc++/include/experimental/set Normal file
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@ -0,0 +1,57 @@
// -*- C++ -*-
//===--------------------------- list ------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_SET
#define _LIBCPP_EXPERIMENTAL_SET
/*
experimental/set synopsis
// C++1z
namespace std {
namespace experimental {
inline namespace fundamentals_v1 {
namespace pmr {
template <class Key, class T, class Compare = less<Key>>
using set = std::set<Key, T, Compare,
polymorphic_allocator<pair<const Key,T>>>;
template <class Key, class T, class Compare = less<Key>>
using multiset = std::multiset<Key, T, Compare,
polymorphic_allocator<pair<const Key,T>>>;
} // namespace pmr
} // namespace fundamentals_v1
} // namespace experimental
} // namespace std
*/
#include <experimental/__config>
#include <set>
#include <experimental/memory_resource>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_LFTS_PMR
template <class _Value, class _Compare = less<_Value>>
using set = _VSTD::set<_Value, _Compare,
polymorphic_allocator<_Value>>;
template <class _Value, class _Compare = less<_Value>>
using multiset = _VSTD::multiset<_Value, _Compare,
polymorphic_allocator<_Value>>;
_LIBCPP_END_NAMESPACE_LFTS_PMR
#endif /* _LIBCPP_EXPERIMENTAL_SET */

62
contrib/libc++/include/experimental/string Normal file
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@ -0,0 +1,62 @@
// -*- C++ -*-
//===--------------------------- string ----------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_STRING
#define _LIBCPP_EXPERIMENTAL_STRING
/*
experimental/string synopsis
// C++1z
namespace std {
namespace experimental {
inline namespace fundamentals_v1 {
namespace pmr {
// basic_string using polymorphic allocator in namespace pmr
template <class charT, class traits = char_traits<charT>>
using basic_string =
std::basic_string<charT, traits, polymorphic_allocator<charT>>;
// basic_string typedef names using polymorphic allocator in namespace
// std::experimental::pmr
typedef basic_string<char> string;
typedef basic_string<char16_t> u16string;
typedef basic_string<char32_t> u32string;
typedef basic_string<wchar_t> wstring;
} // namespace pmr
} // namespace fundamentals_v1
} // namespace experimental
} // namespace std
*/
#include <experimental/__config>
#include <string>
#include <experimental/memory_resource>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_LFTS_PMR
template <class _CharT, class _Traits = char_traits<_CharT>>
using basic_string =
_VSTD::basic_string<_CharT, _Traits, polymorphic_allocator<_CharT>>;
typedef basic_string<char> string;
typedef basic_string<char16_t> u16string;
typedef basic_string<char32_t> u32string;
typedef basic_string<wchar_t> wstring;
_LIBCPP_END_NAMESPACE_LFTS_PMR
#endif /* _LIBCPP_EXPERIMENTAL_STRING */

45
contrib/libc++/include/experimental/string_view
View File

@ -180,6 +180,7 @@ namespace std {
#include <algorithm>
#include <iterator>
#include <ostream>
#include <stdexcept>
#include <iomanip>
#include <__debug>
@ -227,7 +228,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
basic_string_view(const _CharT* __s, size_type __len)
: __data(__s), __size(__len)
{
// _LIBCPP_ASSERT(__len == 0 || __s != nullptr, "string_view::string_view(_CharT *, size_t): recieved nullptr");
// _LIBCPP_ASSERT(__len == 0 || __s != nullptr, "string_view::string_view(_CharT *, size_t): received nullptr");
}
_LIBCPP_CONSTEXPR _LIBCPP_INLINE_VISIBILITY
@ -280,7 +281,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
const_reference at(size_type __pos) const
{
return __pos >= size()
? (throw out_of_range("string_view::at"), __data[0])
? (__libcpp_throw(out_of_range("string_view::at")), __data[0])
: __data[__pos];
}
@ -351,7 +352,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
size_type copy(_CharT* __s, size_type __n, size_type __pos = 0) const
{
if ( __pos > size())
throw out_of_range("string_view::copy");
__libcpp_throw(out_of_range("string_view::copy"));
size_type __rlen = _VSTD::min( __n, size() - __pos );
_VSTD::copy_n(begin() + __pos, __rlen, __s );
return __rlen;
@ -365,7 +366,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
// size_type __rlen = _VSTD::min( __n, size() - __pos );
// return basic_string_view(data() + __pos, __rlen);
return __pos > size()
? throw out_of_range("string_view::substr")
? (__libcpp_throw((out_of_range("string_view::substr"))), basic_string_view())
: basic_string_view(data() + __pos, _VSTD::min(__n, size() - __pos));
}
@ -413,7 +414,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find(basic_string_view __s, size_type __pos = 0) const _NOEXCEPT
{
_LIBCPP_ASSERT(__s.size() == 0 || __s.data() != nullptr, "string_view::find(): recieved nullptr");
_LIBCPP_ASSERT(__s.size() == 0 || __s.data() != nullptr, "string_view::find(): received nullptr");
return _VSTD::__str_find<value_type, size_type, traits_type, npos>
(data(), size(), __s.data(), __pos, __s.size());
}
@ -428,7 +429,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find(const _CharT* __s, size_type __pos, size_type __n) const
{
_LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string_view::find(): recieved nullptr");
_LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string_view::find(): received nullptr");
return _VSTD::__str_find<value_type, size_type, traits_type, npos>
(data(), size(), __s, __pos, __n);
}
@ -436,7 +437,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find(const _CharT* __s, size_type __pos = 0) const
{
_LIBCPP_ASSERT(__s != nullptr, "string_view::find(): recieved nullptr");
_LIBCPP_ASSERT(__s != nullptr, "string_view::find(): received nullptr");
return _VSTD::__str_find<value_type, size_type, traits_type, npos>
(data(), size(), __s, __pos, traits_type::length(__s));
}
@ -445,7 +446,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type rfind(basic_string_view __s, size_type __pos = npos) const _NOEXCEPT
{
_LIBCPP_ASSERT(__s.size() == 0 || __s.data() != nullptr, "string_view::find(): recieved nullptr");
_LIBCPP_ASSERT(__s.size() == 0 || __s.data() != nullptr, "string_view::find(): received nullptr");
return _VSTD::__str_rfind<value_type, size_type, traits_type, npos>
(data(), size(), __s.data(), __pos, __s.size());
}
@ -460,7 +461,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type rfind(const _CharT* __s, size_type __pos, size_type __n) const
{
_LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string_view::rfind(): recieved nullptr");
_LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string_view::rfind(): received nullptr");
return _VSTD::__str_rfind<value_type, size_type, traits_type, npos>
(data(), size(), __s, __pos, __n);
}
@ -468,7 +469,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type rfind(const _CharT* __s, size_type __pos=npos) const
{
_LIBCPP_ASSERT(__s != nullptr, "string_view::rfind(): recieved nullptr");
_LIBCPP_ASSERT(__s != nullptr, "string_view::rfind(): received nullptr");
return _VSTD::__str_rfind<value_type, size_type, traits_type, npos>
(data(), size(), __s, __pos, traits_type::length(__s));
}
@ -477,7 +478,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find_first_of(basic_string_view __s, size_type __pos = 0) const _NOEXCEPT
{
_LIBCPP_ASSERT(__s.size() == 0 || __s.data() != nullptr, "string_view::find_first_of(): recieved nullptr");
_LIBCPP_ASSERT(__s.size() == 0 || __s.data() != nullptr, "string_view::find_first_of(): received nullptr");
return _VSTD::__str_find_first_of<value_type, size_type, traits_type, npos>
(data(), size(), __s.data(), __pos, __s.size());
}
@ -489,7 +490,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find_first_of(const _CharT* __s, size_type __pos, size_type __n) const
{
_LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string_view::find_first_of(): recieved nullptr");
_LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string_view::find_first_of(): received nullptr");
return _VSTD::__str_find_first_of<value_type, size_type, traits_type, npos>
(data(), size(), __s, __pos, __n);
}
@ -497,7 +498,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find_first_of(const _CharT* __s, size_type __pos=0) const
{
_LIBCPP_ASSERT(__s != nullptr, "string_view::find_first_of(): recieved nullptr");
_LIBCPP_ASSERT(__s != nullptr, "string_view::find_first_of(): received nullptr");
return _VSTD::__str_find_first_of<value_type, size_type, traits_type, npos>
(data(), size(), __s, __pos, traits_type::length(__s));
}
@ -506,7 +507,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find_last_of(basic_string_view __s, size_type __pos=npos) const _NOEXCEPT
{
_LIBCPP_ASSERT(__s.size() == 0 || __s.data() != nullptr, "string_view::find_last_of(): recieved nullptr");
_LIBCPP_ASSERT(__s.size() == 0 || __s.data() != nullptr, "string_view::find_last_of(): received nullptr");
return _VSTD::__str_find_last_of<value_type, size_type, traits_type, npos>
(data(), size(), __s.data(), __pos, __s.size());
}
@ -518,7 +519,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find_last_of(const _CharT* __s, size_type __pos, size_type __n) const
{
_LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string_view::find_last_of(): recieved nullptr");
_LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string_view::find_last_of(): received nullptr");
return _VSTD::__str_find_last_of<value_type, size_type, traits_type, npos>
(data(), size(), __s, __pos, __n);
}
@ -526,7 +527,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find_last_of(const _CharT* __s, size_type __pos=npos) const
{
_LIBCPP_ASSERT(__s != nullptr, "string_view::find_last_of(): recieved nullptr");
_LIBCPP_ASSERT(__s != nullptr, "string_view::find_last_of(): received nullptr");
return _VSTD::__str_find_last_of<value_type, size_type, traits_type, npos>
(data(), size(), __s, __pos, traits_type::length(__s));
}
@ -535,7 +536,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find_first_not_of(basic_string_view __s, size_type __pos=0) const _NOEXCEPT
{
_LIBCPP_ASSERT(__s.size() == 0 || __s.data() != nullptr, "string_view::find_first_not_of(): recieved nullptr");
_LIBCPP_ASSERT(__s.size() == 0 || __s.data() != nullptr, "string_view::find_first_not_of(): received nullptr");
return _VSTD::__str_find_first_not_of<value_type, size_type, traits_type, npos>
(data(), size(), __s.data(), __pos, __s.size());
}
@ -550,7 +551,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find_first_not_of(const _CharT* __s, size_type __pos, size_type __n) const
{
_LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string_view::find_first_not_of(): recieved nullptr");
_LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string_view::find_first_not_of(): received nullptr");
return _VSTD::__str_find_first_not_of<value_type, size_type, traits_type, npos>
(data(), size(), __s, __pos, __n);
}
@ -558,7 +559,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find_first_not_of(const _CharT* __s, size_type __pos=0) const
{
_LIBCPP_ASSERT(__s != nullptr, "string_view::find_first_not_of(): recieved nullptr");
_LIBCPP_ASSERT(__s != nullptr, "string_view::find_first_not_of(): received nullptr");
return _VSTD::__str_find_first_not_of<value_type, size_type, traits_type, npos>
(data(), size(), __s, __pos, traits_type::length(__s));
}
@ -567,7 +568,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find_last_not_of(basic_string_view __s, size_type __pos=npos) const _NOEXCEPT
{
_LIBCPP_ASSERT(__s.size() == 0 || __s.data() != nullptr, "string_view::find_last_not_of(): recieved nullptr");
_LIBCPP_ASSERT(__s.size() == 0 || __s.data() != nullptr, "string_view::find_last_not_of(): received nullptr");
return _VSTD::__str_find_last_not_of<value_type, size_type, traits_type, npos>
(data(), size(), __s.data(), __pos, __s.size());
}
@ -582,7 +583,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find_last_not_of(const _CharT* __s, size_type __pos, size_type __n) const
{
_LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string_view::find_last_not_of(): recieved nullptr");
_LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string_view::find_last_not_of(): received nullptr");
return _VSTD::__str_find_last_not_of<value_type, size_type, traits_type, npos>
(data(), size(), __s, __pos, __n);
}
@ -590,7 +591,7 @@ _LIBCPP_BEGIN_NAMESPACE_LFTS
_LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
size_type find_last_not_of(const _CharT* __s, size_type __pos=npos) const
{
_LIBCPP_ASSERT(__s != nullptr, "string_view::find_last_not_of(): recieved nullptr");
_LIBCPP_ASSERT(__s != nullptr, "string_view::find_last_not_of(): received nullptr");
return _VSTD::__str_find_last_not_of<value_type, size_type, traits_type, npos>
(data(), size(), __s, __pos, traits_type::length(__s));
}

3
contrib/libc++/include/experimental/tuple
View File

@ -57,9 +57,10 @@ _LIBCPP_CONSTEXPR size_t tuple_size_v = tuple_size<_Tp>::value;
template <class _Fn, class _Tuple, size_t ..._Id>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR_AFTER_CXX11
decltype(auto) __apply_tuple_impl(_Fn && __f, _Tuple && __t,
integer_sequence<size_t, _Id...>) {
return _VSTD::__invoke(
return _VSTD::__invoke_constexpr(
_VSTD::forward<_Fn>(__f),
_VSTD::get<_Id>(_VSTD::forward<_Tuple>(__t))...
);

65
contrib/libc++/include/experimental/unordered_map Normal file
View File

@ -0,0 +1,65 @@
// -*- C++ -*-
//===------------------------- unordered_map ------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_UNORDERED_MAP
#define _LIBCPP_EXPERIMENTAL_UNORDERED_MAP
/*
experimental/unordered_map synopsis
// C++1z
namespace std {
namespace experimental {
inline namespace fundamentals_v1 {
namespace pmr {
template <class Key, class T,
class Hash = hash<Key>,
class Pred = equal_to<Key>>
using unordered_map =
std::unordered_map<Key, T, Hash, Pred,
polymorphic_allocator<pair<const Key,T>>>;
template <class Key, class T,
class Hash = hash<Key>,
class Pred = equal_to<Key>>
using unordered_multimap =
std::unordered_multimap<Key, T, Hash, Pred,
polymorphic_allocator<pair<const Key,T>>>;
} // namespace pmr
} // namespace fundamentals_v1
} // namespace experimental
} // namespace std
*/
#include <experimental/__config>
#include <unordered_map>
#include <experimental/memory_resource>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_LFTS_PMR
template <class _Key, class _Value,
class _Hash = hash<_Key>, class _Pred = equal_to<_Key>>
using unordered_map = _VSTD::unordered_map<_Key, _Value, _Hash, _Pred,
polymorphic_allocator<pair<const _Key, _Value>>>;
template <class _Key, class _Value,
class _Hash = hash<_Key>, class _Pred = equal_to<_Key>>
using unordered_multimap = _VSTD::unordered_multimap<_Key, _Value, _Hash, _Pred,
polymorphic_allocator<pair<const _Key, _Value>>>;
_LIBCPP_END_NAMESPACE_LFTS_PMR
#endif /* _LIBCPP_EXPERIMENTAL_UNORDERED_MAP */

59
contrib/libc++/include/experimental/unordered_set Normal file
View File

@ -0,0 +1,59 @@
// -*- C++ -*-
//===------------------------- unordered_set ------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_UNORDERED_SET
#define _LIBCPP_EXPERIMENTAL_UNORDERED_SET
/*
experimental/unordered_set synopsis
// C++1z
namespace std {
namespace experimental {
inline namespace fundamentals_v1 {
namespace pmr {
template <class T, class Hash = hash<T>, class Pred = equal_to<T>>
using unordered_set = std::unordered_set<T, Hash, Pred,
polymorphic_allocator<T>>;
template <class T, class Hash = hash<T>, class Pred = equal_to<T>>
using unordered_multiset = std::unordered_multiset<T, Hash, Pred,
polymorphic_allocator<T>>;
} // namespace pmr
} // namespace fundamentals_v1
} // namespace experimental
} // namespace std
*/
#include <experimental/__config>
#include <unordered_set>
#include <experimental/memory_resource>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_LFTS_PMR
template <class _Value,
class _Hash = hash<_Value>, class _Pred = equal_to<_Value>>
using unordered_set = _VSTD::unordered_set<_Value, _Hash, _Pred,
polymorphic_allocator<_Value>>;
template <class _Value,
class _Hash = hash<_Value>, class _Pred = equal_to<_Value>>
using unordered_multiset = _VSTD::unordered_multiset<_Value, _Hash, _Pred,
polymorphic_allocator<_Value>>;
_LIBCPP_END_NAMESPACE_LFTS_PMR
#endif /* _LIBCPP_EXPERIMENTAL_UNORDERED_SET */

47
contrib/libc++/include/experimental/vector Normal file
View File

@ -0,0 +1,47 @@
// -*- C++ -*-
//===--------------------------- vector ------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_EXPERIMENTAL_VECTOR
#define _LIBCPP_EXPERIMENTAL_VECTOR
/*
experimental/vector synopsis
// C++1z
namespace std {
namespace experimental {
inline namespace fundamentals_v1 {
namespace pmr {
template <class T>
using vector = std::vector<T, polymorphic_allocator<T>>;
} // namespace pmr
} // namespace fundamentals_v1
} // namespace experimental
} // namespace std
*/
#include <experimental/__config>
#include <vector>
#include <experimental/memory_resource>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_LFTS_PMR
template <class _ValueT>
using vector = _VSTD::vector<_ValueT, polymorphic_allocator<_ValueT>>;
_LIBCPP_END_NAMESPACE_LFTS_PMR
#endif /* _LIBCPP_EXPERIMENTAL_VECTOR */

8
contrib/libc++/include/ext/hash_map
View File

@ -309,7 +309,7 @@ class __hash_map_node_destructor
{
typedef _Alloc allocator_type;
typedef allocator_traits<allocator_type> __alloc_traits;
typedef typename __alloc_traits::value_type::value_type value_type;
typedef typename __alloc_traits::value_type::__node_value_type value_type;
public:
typedef typename __alloc_traits::pointer pointer;
private:
@ -549,6 +549,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator, const value_type& __x) {return insert(__x).first;}
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
void insert(_InputIterator __first, _InputIterator __last);
_LIBCPP_INLINE_VISIBILITY
@ -674,7 +675,7 @@ hash_map<_Key, _Tp, _Hash, _Pred, _Alloc>::__construct_node(const key_type& __k)
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc>
template <class _InputIterator>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
hash_map<_Key, _Tp, _Hash, _Pred, _Alloc>::insert(_InputIterator __first,
_InputIterator __last)
@ -820,6 +821,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator, const value_type& __x) {return insert(__x);}
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
void insert(_InputIterator __first, _InputIterator __last);
_LIBCPP_INLINE_VISIBILITY
@ -927,7 +929,7 @@ hash_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::hash_multimap(
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc>
template <class _InputIterator>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
hash_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::insert(_InputIterator __first,
_InputIterator __last)

6
contrib/libc++/include/ext/hash_set
View File

@ -282,6 +282,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator, const value_type& __x) {return insert(__x).first;}
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
void insert(_InputIterator __first, _InputIterator __last);
_LIBCPP_INLINE_VISIBILITY
@ -385,7 +386,7 @@ hash_set<_Value, _Hash, _Pred, _Alloc>::hash_set(
template <class _Value, class _Hash, class _Pred, class _Alloc>
template <class _InputIterator>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
hash_set<_Value, _Hash, _Pred, _Alloc>::insert(_InputIterator __first,
_InputIterator __last)
@ -502,6 +503,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator, const value_type& __x) {return insert(__x);}
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
void insert(_InputIterator __first, _InputIterator __last);
_LIBCPP_INLINE_VISIBILITY
@ -606,7 +608,7 @@ hash_multiset<_Value, _Hash, _Pred, _Alloc>::hash_multiset(
template <class _Value, class _Hash, class _Pred, class _Alloc>
template <class _InputIterator>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
hash_multiset<_Value, _Hash, _Pred, _Alloc>::insert(_InputIterator __first,
_InputIterator __last)

278
contrib/libc++/include/forward_list
View File

@ -183,15 +183,69 @@ template <class T, class Allocator>
_LIBCPP_BEGIN_NAMESPACE_STD
template <class _Tp, class _VoidPtr> struct __forward_list_node;
template <class _NodePtr> struct __forward_begin_node;
template <class>
struct __forward_list_node_value_type;
template <class _Tp, class _VoidPtr>
struct __forward_list_node_value_type<__forward_list_node<_Tp, _VoidPtr> > {
typedef _Tp type;
};
template <class _NodePtr>
struct __forward_node_traits {
typedef typename remove_cv<
typename pointer_traits<_NodePtr>::element_type>::type __node;
typedef typename __forward_list_node_value_type<__node>::type __node_value_type;
typedef _NodePtr __node_pointer;
typedef __forward_begin_node<_NodePtr> __begin_node;
typedef typename __rebind_pointer<_NodePtr, __begin_node>::type
__begin_node_pointer;
typedef typename __rebind_pointer<_NodePtr, void>::type __void_pointer;
#if defined(_LIBCPP_ABI_FORWARD_LIST_REMOVE_NODE_POINTER_UB)
typedef __begin_node_pointer __iter_node_pointer;
#else
typedef typename conditional<
is_pointer<__void_pointer>::value,
__begin_node_pointer,
__node_pointer
>::type __iter_node_pointer;
#endif
typedef typename conditional<
is_same<__iter_node_pointer, __node_pointer>::value,
__begin_node_pointer,
__node_pointer
>::type __non_iter_node_pointer;
_LIBCPP_INLINE_VISIBILITY
static __iter_node_pointer __as_iter_node(__iter_node_pointer __p) {
return __p;
}
_LIBCPP_INLINE_VISIBILITY
static __iter_node_pointer __as_iter_node(__non_iter_node_pointer __p) {
return static_cast<__iter_node_pointer>(static_cast<__void_pointer>(__p));
}
};
template <class _NodePtr>
struct __forward_begin_node
{
typedef _NodePtr pointer;
typedef typename __rebind_pointer<_NodePtr, __forward_begin_node>::type __begin_node_pointer;
pointer __next_;
_LIBCPP_INLINE_VISIBILITY __forward_begin_node() : __next_(nullptr) {}
_LIBCPP_INLINE_VISIBILITY __forward_begin_node() : __next_(nullptr) {}
_LIBCPP_INLINE_VISIBILITY
__begin_node_pointer __next_as_begin() const {
return static_cast<__begin_node_pointer>(__next_);
}
};
template <class _Tp, class _VoidPtr>
@ -211,26 +265,49 @@ struct __forward_list_node
value_type __value_;
};
template <class _Tp, class _Alloc = allocator<_Tp> > class _LIBCPP_TYPE_VIS_ONLY forward_list;
template<class _NodeConstPtr> class _LIBCPP_TYPE_VIS_ONLY __forward_list_const_iterator;
template <class _NodePtr>
class _LIBCPP_TYPE_VIS_ONLY __forward_list_iterator
{
typedef _NodePtr __node_pointer;
typedef __forward_node_traits<_NodePtr> __traits;
typedef typename __traits::__node_pointer __node_pointer;
typedef typename __traits::__begin_node_pointer __begin_node_pointer;
typedef typename __traits::__iter_node_pointer __iter_node_pointer;
typedef typename __traits::__void_pointer __void_pointer;
__node_pointer __ptr_;
__iter_node_pointer __ptr_;
_LIBCPP_INLINE_VISIBILITY
explicit __forward_list_iterator(__node_pointer __p) _NOEXCEPT : __ptr_(__p) {}
__begin_node_pointer __get_begin() const {
return static_cast<__begin_node_pointer>(
static_cast<__void_pointer>(__ptr_));
}
_LIBCPP_INLINE_VISIBILITY
__node_pointer __get_unsafe_node_pointer() const {
return static_cast<__node_pointer>(
static_cast<__void_pointer>(__ptr_));
}
_LIBCPP_INLINE_VISIBILITY
explicit __forward_list_iterator(nullptr_t) _NOEXCEPT : __ptr_(nullptr) {}
_LIBCPP_INLINE_VISIBILITY
explicit __forward_list_iterator(__begin_node_pointer __p) _NOEXCEPT
: __ptr_(__traits::__as_iter_node(__p)) {}
_LIBCPP_INLINE_VISIBILITY
explicit __forward_list_iterator(__node_pointer __p) _NOEXCEPT
: __ptr_(__traits::__as_iter_node(__p)) {}
template<class, class> friend class _LIBCPP_TYPE_VIS_ONLY forward_list;
template<class> friend class _LIBCPP_TYPE_VIS_ONLY __forward_list_const_iterator;
public:
typedef forward_iterator_tag iterator_category;
typedef typename pointer_traits<__node_pointer>::element_type::value_type
value_type;
typedef typename __traits::__node_value_type value_type;
typedef value_type& reference;
typedef typename pointer_traits<__node_pointer>::difference_type
difference_type;
@ -240,14 +317,16 @@ public:
__forward_list_iterator() _NOEXCEPT : __ptr_(nullptr) {}
_LIBCPP_INLINE_VISIBILITY
reference operator*() const {return __ptr_->__value_;}
reference operator*() const {return __get_unsafe_node_pointer()->__value_;}
_LIBCPP_INLINE_VISIBILITY
pointer operator->() const {return pointer_traits<pointer>::pointer_to(__ptr_->__value_);}
pointer operator->() const {
return pointer_traits<pointer>::pointer_to(__get_unsafe_node_pointer()->__value_);
}
_LIBCPP_INLINE_VISIBILITY
__forward_list_iterator& operator++()
{
__ptr_ = __ptr_->__next_;
__ptr_ = __traits::__as_iter_node(__ptr_->__next_);
return *this;
}
_LIBCPP_INLINE_VISIBILITY
@ -271,29 +350,50 @@ public:
template <class _NodeConstPtr>
class _LIBCPP_TYPE_VIS_ONLY __forward_list_const_iterator
{
typedef _NodeConstPtr __node_const_pointer;
static_assert((!is_const<typename pointer_traits<_NodeConstPtr>::element_type>::value), "");
typedef _NodeConstPtr _NodePtr;
__node_const_pointer __ptr_;
typedef __forward_node_traits<_NodePtr> __traits;
typedef typename __traits::__node __node;
typedef typename __traits::__node_pointer __node_pointer;
typedef typename __traits::__begin_node_pointer __begin_node_pointer;
typedef typename __traits::__iter_node_pointer __iter_node_pointer;
typedef typename __traits::__void_pointer __void_pointer;
__iter_node_pointer __ptr_;
__begin_node_pointer __get_begin() const {
return static_cast<__begin_node_pointer>(
static_cast<__void_pointer>(__ptr_));
}
__node_pointer __get_unsafe_node_pointer() const {
return static_cast<__node_pointer>(
static_cast<__void_pointer>(__ptr_));
}
_LIBCPP_INLINE_VISIBILITY
explicit __forward_list_const_iterator(__node_const_pointer __p) _NOEXCEPT
: __ptr_(__p) {}
explicit __forward_list_const_iterator(nullptr_t) _NOEXCEPT
: __ptr_(nullptr) {}
_LIBCPP_INLINE_VISIBILITY
explicit __forward_list_const_iterator(__begin_node_pointer __p) _NOEXCEPT
: __ptr_(__traits::__as_iter_node(__p)) {}
_LIBCPP_INLINE_VISIBILITY
explicit __forward_list_const_iterator(__node_pointer __p) _NOEXCEPT
: __ptr_(__traits::__as_iter_node(__p)) {}
typedef typename remove_const
<
typename pointer_traits<__node_const_pointer>::element_type
>::type __node;
typedef typename __rebind_pointer<__node_const_pointer, __node>::type __node_pointer;
template<class, class> friend class forward_list;
public:
typedef forward_iterator_tag iterator_category;
typedef typename __node::value_type value_type;
typedef typename __traits::__node_value_type value_type;
typedef const value_type& reference;
typedef typename pointer_traits<__node_const_pointer>::difference_type
typedef typename pointer_traits<__node_pointer>::difference_type
difference_type;
typedef typename __rebind_pointer<__node_const_pointer, const value_type>::type pointer;
typedef typename __rebind_pointer<__node_pointer, const value_type>::type
pointer;
_LIBCPP_INLINE_VISIBILITY
__forward_list_const_iterator() _NOEXCEPT : __ptr_(nullptr) {}
@ -302,14 +402,15 @@ public:
: __ptr_(__p.__ptr_) {}
_LIBCPP_INLINE_VISIBILITY
reference operator*() const {return __ptr_->__value_;}
reference operator*() const {return __get_unsafe_node_pointer()->__value_;}
_LIBCPP_INLINE_VISIBILITY
pointer operator->() const {return pointer_traits<pointer>::pointer_to(__ptr_->__value_);}
pointer operator->() const {return pointer_traits<pointer>::pointer_to(
__get_unsafe_node_pointer()->__value_);}
_LIBCPP_INLINE_VISIBILITY
__forward_list_const_iterator& operator++()
{
__ptr_ = __ptr_->__next_;
__ptr_ = __traits::__as_iter_node(__ptr_->__next_);
return *this;
}
_LIBCPP_INLINE_VISIBILITY
@ -343,21 +444,21 @@ protected:
typedef typename __rebind_alloc_helper<allocator_traits<allocator_type>, __node>::type __node_allocator;
typedef allocator_traits<__node_allocator> __node_traits;
typedef typename __node_traits::pointer __node_pointer;
typedef typename __node_traits::pointer __node_const_pointer;
typedef typename __rebind_alloc_helper<allocator_traits<allocator_type>, __begin_node>::type __begin_node_allocator;
typedef typename allocator_traits<__begin_node_allocator>::pointer __begin_node_pointer;
typedef typename __rebind_alloc_helper<
allocator_traits<allocator_type>, __begin_node
>::type __begin_node_allocator;
typedef typename allocator_traits<__begin_node_allocator>::pointer
__begin_node_pointer;
__compressed_pair<__begin_node, __node_allocator> __before_begin_;
_LIBCPP_INLINE_VISIBILITY
__node_pointer __before_begin() _NOEXCEPT
{return static_cast<__node_pointer>(pointer_traits<__begin_node_pointer>::
pointer_to(__before_begin_.first()));}
__begin_node_pointer __before_begin() _NOEXCEPT
{return pointer_traits<__begin_node_pointer>::pointer_to(__before_begin_.first());}
_LIBCPP_INLINE_VISIBILITY
__node_const_pointer __before_begin() const _NOEXCEPT
{return static_cast<__node_const_pointer>(pointer_traits<__begin_node_pointer>::
pointer_to(const_cast<__begin_node&>(__before_begin_.first())));}
__begin_node_pointer __before_begin() const _NOEXCEPT
{return pointer_traits<__begin_node_pointer>::pointer_to(const_cast<__begin_node&>(__before_begin_.first()));}
_LIBCPP_INLINE_VISIBILITY
__node_allocator& __alloc() _NOEXCEPT
@ -379,8 +480,10 @@ protected:
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
public:
_LIBCPP_INLINE_VISIBILITY
__forward_list_base(__forward_list_base&& __x)
_NOEXCEPT_(is_nothrow_move_constructible<__node_allocator>::value);
_LIBCPP_INLINE_VISIBILITY
__forward_list_base(__forward_list_base&& __x, const allocator_type& __a);
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
@ -405,6 +508,7 @@ protected:
__node_traits::propagate_on_container_move_assignment::value>());}
public:
_LIBCPP_INLINE_VISIBILITY
void swap(__forward_list_base& __x)
#if _LIBCPP_STD_VER >= 14
_NOEXCEPT;
@ -438,7 +542,7 @@ private:
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
__forward_list_base<_Tp, _Alloc>::__forward_list_base(__forward_list_base&& __x)
_NOEXCEPT_(is_nothrow_move_constructible<__node_allocator>::value)
: __before_begin_(_VSTD::move(__x.__before_begin_))
@ -447,7 +551,7 @@ __forward_list_base<_Tp, _Alloc>::__forward_list_base(__forward_list_base&& __x)
}
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
__forward_list_base<_Tp, _Alloc>::__forward_list_base(__forward_list_base&& __x,
const allocator_type& __a)
: __before_begin_(__begin_node(), __node_allocator(__a))
@ -468,7 +572,7 @@ __forward_list_base<_Tp, _Alloc>::~__forward_list_base()
}
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
__forward_list_base<_Tp, _Alloc>::swap(__forward_list_base& __x)
#if _LIBCPP_STD_VER >= 14
@ -505,9 +609,10 @@ class _LIBCPP_TYPE_VIS_ONLY forward_list
{
typedef __forward_list_base<_Tp, _Alloc> base;
typedef typename base::__node_allocator __node_allocator;
typedef typename base::__node __node;
typedef typename base::__node_traits __node_traits;
typedef typename base::__node_pointer __node_pointer;
typedef typename base::__node __node;
typedef typename base::__node_traits __node_traits;
typedef typename base::__node_pointer __node_pointer;
typedef typename base::__begin_node_pointer __begin_node_pointer;
public:
typedef _Tp value_type;
@ -530,6 +635,7 @@ public:
forward_list()
_NOEXCEPT_(is_nothrow_default_constructible<__node_allocator>::value)
{} // = default;
_LIBCPP_INLINE_VISIBILITY
explicit forward_list(const allocator_type& __a);
explicit forward_list(size_type __n);
#if _LIBCPP_STD_VER > 11
@ -566,12 +672,14 @@ public:
forward_list& operator=(const forward_list& __x);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
forward_list& operator=(forward_list&& __x)
_NOEXCEPT_(
__node_traits::propagate_on_container_move_assignment::value &&
is_nothrow_move_assignable<allocator_type>::value);
#endif
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
_LIBCPP_INLINE_VISIBILITY
forward_list& operator=(initializer_list<value_type> __il);
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
@ -584,6 +692,7 @@ public:
assign(_InputIterator __f, _InputIterator __l);
void assign(size_type __n, const value_type& __v);
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
_LIBCPP_INLINE_VISIBILITY
void assign(initializer_list<value_type> __il);
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
@ -714,7 +823,7 @@ public:
template <class _Compare> void merge(forward_list& __x, _Compare __comp);
_LIBCPP_INLINE_VISIBILITY
void sort() {sort(__less<value_type>());}
template <class _Compare> void sort(_Compare __comp);
template <class _Compare> _LIBCPP_INLINE_VISIBILITY void sort(_Compare __comp);
void reverse() _NOEXCEPT;
private:
@ -737,7 +846,7 @@ private:
};
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
forward_list<_Tp, _Alloc>::forward_list(const allocator_type& __a)
: base(__a)
{
@ -751,8 +860,8 @@ forward_list<_Tp, _Alloc>::forward_list(size_type __n)
__node_allocator& __a = base::__alloc();
typedef __allocator_destructor<__node_allocator> _Dp;
unique_ptr<__node, _Dp> __h(nullptr, _Dp(__a, 1));
for (__node_pointer __p = base::__before_begin(); __n > 0; --__n,
__p = __p->__next_)
for (__begin_node_pointer __p = base::__before_begin(); __n > 0; --__n,
__p = __p->__next_as_begin())
{
__h.reset(__node_traits::allocate(__a, 1));
__node_traits::construct(__a, _VSTD::addressof(__h->__value_));
@ -772,8 +881,8 @@ forward_list<_Tp, _Alloc>::forward_list(size_type __n, const allocator_type& __a
__node_allocator& __a = base::__alloc();
typedef __allocator_destructor<__node_allocator> _Dp;
unique_ptr<__node, _Dp> __h(nullptr, _Dp(__a, 1));
for (__node_pointer __p = base::__before_begin(); __n > 0; --__n,
__p = __p->__next_)
for (__begin_node_pointer __p = base::__before_begin(); __n > 0; --__n,
__p = __p->__next_as_begin())
{
__h.reset(__node_traits::allocate(__a, 1));
__node_traits::construct(__a, _VSTD::addressof(__h->__value_));
@ -911,7 +1020,7 @@ forward_list<_Tp, _Alloc>::__move_assign(forward_list& __x, false_type)
}
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
forward_list<_Tp, _Alloc>&
forward_list<_Tp, _Alloc>::operator=(forward_list&& __x)
_NOEXCEPT_(
@ -928,7 +1037,7 @@ forward_list<_Tp, _Alloc>::operator=(forward_list&& __x)
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
forward_list<_Tp, _Alloc>&
forward_list<_Tp, _Alloc>::operator=(initializer_list<value_type> __il)
{
@ -976,7 +1085,7 @@ forward_list<_Tp, _Alloc>::assign(size_type __n, const value_type& __v)
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
forward_list<_Tp, _Alloc>::assign(initializer_list<value_type> __il)
{
@ -1049,7 +1158,7 @@ template <class... _Args>
typename forward_list<_Tp, _Alloc>::iterator
forward_list<_Tp, _Alloc>::emplace_after(const_iterator __p, _Args&&... __args)
{
__node_pointer const __r = __p.__ptr_;
__begin_node_pointer const __r = __p.__get_begin();
__node_allocator& __a = base::__alloc();
typedef __allocator_destructor<__node_allocator> _Dp;
unique_ptr<__node, _Dp> __h(__node_traits::allocate(__a, 1), _Dp(__a, 1));
@ -1066,7 +1175,7 @@ template <class _Tp, class _Alloc>
typename forward_list<_Tp, _Alloc>::iterator
forward_list<_Tp, _Alloc>::insert_after(const_iterator __p, value_type&& __v)
{
__node_pointer const __r = __p.__ptr_;
__begin_node_pointer const __r = __p.__get_begin();
__node_allocator& __a = base::__alloc();
typedef __allocator_destructor<__node_allocator> _Dp;
unique_ptr<__node, _Dp> __h(__node_traits::allocate(__a, 1), _Dp(__a, 1));
@ -1082,7 +1191,7 @@ template <class _Tp, class _Alloc>
typename forward_list<_Tp, _Alloc>::iterator
forward_list<_Tp, _Alloc>::insert_after(const_iterator __p, const value_type& __v)
{
__node_pointer const __r = __p.__ptr_;
__begin_node_pointer const __r = __p.__get_begin();
__node_allocator& __a = base::__alloc();
typedef __allocator_destructor<__node_allocator> _Dp;
unique_ptr<__node, _Dp> __h(__node_traits::allocate(__a, 1), _Dp(__a, 1));
@ -1097,7 +1206,7 @@ typename forward_list<_Tp, _Alloc>::iterator
forward_list<_Tp, _Alloc>::insert_after(const_iterator __p, size_type __n,
const value_type& __v)
{
__node_pointer __r = __p.__ptr_;
__begin_node_pointer __r = __p.__get_begin();
if (__n > 0)
{
__node_allocator& __a = base::__alloc();
@ -1132,7 +1241,7 @@ forward_list<_Tp, _Alloc>::insert_after(const_iterator __p, size_type __n,
#endif // _LIBCPP_NO_EXCEPTIONS
__last->__next_ = __r->__next_;
__r->__next_ = __first;
__r = __last;
__r = static_cast<__begin_node_pointer>(__last);
}
return iterator(__r);
}
@ -1147,7 +1256,7 @@ typename enable_if
forward_list<_Tp, _Alloc>::insert_after(const_iterator __p,
_InputIterator __f, _InputIterator __l)
{
__node_pointer __r = __p.__ptr_;
__begin_node_pointer __r = __p.__get_begin();
if (__f != __l)
{
__node_allocator& __a = base::__alloc();
@ -1182,7 +1291,7 @@ forward_list<_Tp, _Alloc>::insert_after(const_iterator __p,
#endif // _LIBCPP_NO_EXCEPTIONS
__last->__next_ = __r->__next_;
__r->__next_ = __first;
__r = __last;
__r = static_cast<__begin_node_pointer>(__last);
}
return iterator(__r);
}
@ -1191,7 +1300,7 @@ template <class _Tp, class _Alloc>
typename forward_list<_Tp, _Alloc>::iterator
forward_list<_Tp, _Alloc>::erase_after(const_iterator __f)
{
__node_pointer __p = __f.__ptr_;
__begin_node_pointer __p = __f.__get_begin();
__node_pointer __n = __p->__next_;
__p->__next_ = __n->__next_;
__node_allocator& __a = base::__alloc();
@ -1204,21 +1313,22 @@ template <class _Tp, class _Alloc>
typename forward_list<_Tp, _Alloc>::iterator
forward_list<_Tp, _Alloc>::erase_after(const_iterator __f, const_iterator __l)
{
__node_pointer __e = __l.__ptr_;
__node_pointer __e = __l.__get_unsafe_node_pointer();
if (__f != __l)
{
__node_pointer __p = __f.__ptr_;
__node_pointer __n = __p->__next_;
__begin_node_pointer __bp = __f.__get_begin();
__node_pointer __n = __bp->__next_;
if (__n != __e)
{
__p->__next_ = __e;
__bp->__next_ = __e;
__node_allocator& __a = base::__alloc();
do
{
__p = __n->__next_;
__node_pointer __tmp = __n->__next_;
__node_traits::destroy(__a, _VSTD::addressof(__n->__value_));
__node_traits::deallocate(__a, __n, 1);
__n = __p;
__n = __tmp;
} while (__n != __e);
}
}
@ -1245,8 +1355,8 @@ forward_list<_Tp, _Alloc>::resize(size_type __n)
__node_allocator& __a = base::__alloc();
typedef __allocator_destructor<__node_allocator> _Dp;
unique_ptr<__node, _Dp> __h(nullptr, _Dp(__a, 1));
for (__node_pointer __ptr = __p.__ptr_; __n > 0; --__n,
__ptr = __ptr->__next_)
for (__begin_node_pointer __ptr = __p.__get_begin(); __n > 0; --__n,
__ptr = __ptr->__next_as_begin())
{
__h.reset(__node_traits::allocate(__a, 1));
__node_traits::construct(__a, _VSTD::addressof(__h->__value_));
@ -1277,8 +1387,8 @@ forward_list<_Tp, _Alloc>::resize(size_type __n, const value_type& __v)
__node_allocator& __a = base::__alloc();
typedef __allocator_destructor<__node_allocator> _Dp;
unique_ptr<__node, _Dp> __h(nullptr, _Dp(__a, 1));
for (__node_pointer __ptr = __p.__ptr_; __n > 0; --__n,
__ptr = __ptr->__next_)
for (__begin_node_pointer __ptr = __p.__get_begin(); __n > 0; --__n,
__ptr = __ptr->__next_as_begin())
{
__h.reset(__node_traits::allocate(__a, 1));
__node_traits::construct(__a, _VSTD::addressof(__h->__value_), __v);
@ -1296,14 +1406,14 @@ forward_list<_Tp, _Alloc>::splice_after(const_iterator __p,
{
if (!__x.empty())
{
if (__p.__ptr_->__next_ != nullptr)
if (__p.__get_begin()->__next_ != nullptr)
{
const_iterator __lm1 = __x.before_begin();
while (__lm1.__ptr_->__next_ != nullptr)
while (__lm1.__get_begin()->__next_ != nullptr)
++__lm1;
__lm1.__ptr_->__next_ = __p.__ptr_->__next_;
__lm1.__get_begin()->__next_ = __p.__get_begin()->__next_;
}
__p.__ptr_->__next_ = __x.__before_begin()->__next_;
__p.__get_begin()->__next_ = __x.__before_begin()->__next_;
__x.__before_begin()->__next_ = nullptr;
}
}
@ -1317,9 +1427,9 @@ forward_list<_Tp, _Alloc>::splice_after(const_iterator __p,
const_iterator __lm1 = _VSTD::next(__i);
if (__p != __i && __p != __lm1)
{
__i.__ptr_->__next_ = __lm1.__ptr_->__next_;
__lm1.__ptr_->__next_ = __p.__ptr_->__next_;
__p.__ptr_->__next_ = __lm1.__ptr_;
__i.__get_begin()->__next_ = __lm1.__get_begin()->__next_;
__lm1.__get_begin()->__next_ = __p.__get_begin()->__next_;
__p.__get_begin()->__next_ = __lm1.__get_unsafe_node_pointer();
}
}
@ -1332,13 +1442,13 @@ forward_list<_Tp, _Alloc>::splice_after(const_iterator __p,
if (__f != __l && __p != __f)
{
const_iterator __lm1 = __f;
while (__lm1.__ptr_->__next_ != __l.__ptr_)
while (__lm1.__get_begin()->__next_ != __l.__get_begin())
++__lm1;
if (__f != __lm1)
{
__lm1.__ptr_->__next_ = __p.__ptr_->__next_;
__p.__ptr_->__next_ = __f.__ptr_->__next_;
__f.__ptr_->__next_ = __l.__ptr_;
__lm1.__get_begin()->__next_ = __p.__get_begin()->__next_;
__p.__get_begin()->__next_ = __f.__get_begin()->__next_;
__f.__get_begin()->__next_ = __l.__get_unsafe_node_pointer();
}
}
}
@ -1382,9 +1492,9 @@ forward_list<_Tp, _Alloc>::remove(const value_type& __v)
{
forward_list<_Tp, _Alloc> __deleted_nodes; // collect the nodes we're removing
iterator __e = end();
for (iterator __i = before_begin(); __i.__ptr_->__next_ != nullptr;)
for (iterator __i = before_begin(); __i.__get_begin()->__next_ != nullptr;)
{
if (__i.__ptr_->__next_->__value_ == __v)
if (__i.__get_begin()->__next_->__value_ == __v)
{
iterator __j = _VSTD::next(__i, 2);
for (; __j != __e && *__j == __v; ++__j)
@ -1405,9 +1515,9 @@ void
forward_list<_Tp, _Alloc>::remove_if(_Predicate __pred)
{
iterator __e = end();
for (iterator __i = before_begin(); __i.__ptr_->__next_ != nullptr;)
for (iterator __i = before_begin(); __i.__get_begin()->__next_ != nullptr;)
{
if (__pred(__i.__ptr_->__next_->__value_))
if (__pred(__i.__get_begin()->__next_->__value_))
{
iterator __j = _VSTD::next(__i, 2);
for (; __j != __e && __pred(*__j); ++__j)
@ -1432,7 +1542,7 @@ forward_list<_Tp, _Alloc>::unique(_BinaryPredicate __binary_pred)
iterator __j = _VSTD::next(__i);
for (; __j != __e && __binary_pred(*__i, *__j); ++__j)
;
if (__i.__ptr_->__next_ != __j.__ptr_)
if (__i.__get_begin()->__next_ != __j.__get_unsafe_node_pointer())
erase_after(__i, __j);
__i = __j;
}
@ -1499,7 +1609,7 @@ forward_list<_Tp, _Alloc>::__merge(__node_pointer __f1, __node_pointer __f2,
template <class _Tp, class _Alloc>
template <class _Compare>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
forward_list<_Tp, _Alloc>::sort(_Compare __comp)
{
@ -1530,7 +1640,7 @@ forward_list<_Tp, _Alloc>::__sort(__node_pointer __f1, difference_type __sz,
}
difference_type __sz1 = __sz / 2;
difference_type __sz2 = __sz - __sz1;
__node_pointer __t = _VSTD::next(iterator(__f1), __sz1 - 1).__ptr_;
__node_pointer __t = _VSTD::next(iterator(__f1), __sz1 - 1).__get_unsafe_node_pointer();
__node_pointer __f2 = __t->__next_;
__t->__next_ = nullptr;
return __merge(__sort(__f1, __sz1, __comp),

94
contrib/libc++/include/fstream
View File

@ -200,14 +200,17 @@ public:
// 27.9.1.3 Assign/swap:
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
basic_filebuf& operator=(basic_filebuf&& __rhs);
#endif
void swap(basic_filebuf& __rhs);
// 27.9.1.4 Members:
_LIBCPP_INLINE_VISIBILITY
bool is_open() const;
#ifndef _LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE
basic_filebuf* open(const char* __s, ios_base::openmode __mode);
_LIBCPP_INLINE_VISIBILITY
basic_filebuf* open(const string& __s, ios_base::openmode __mode);
#endif
basic_filebuf* close();
@ -340,7 +343,7 @@ basic_filebuf<_CharT, _Traits>::basic_filebuf(basic_filebuf&& __rhs)
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_filebuf<_CharT, _Traits>&
basic_filebuf<_CharT, _Traits>::operator=(basic_filebuf&& __rhs)
{
@ -458,7 +461,7 @@ swap(basic_filebuf<_CharT, _Traits>& __x, basic_filebuf<_CharT, _Traits>& __y)
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
bool
basic_filebuf<_CharT, _Traits>::is_open() const
{
@ -547,7 +550,7 @@ basic_filebuf<_CharT, _Traits>::open(const char* __s, ios_base::openmode __mode)
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_filebuf<_CharT, _Traits>*
basic_filebuf<_CharT, _Traits>::open(const string& __s, ios_base::openmode __mode)
{
@ -603,7 +606,9 @@ basic_filebuf<_CharT, _Traits>::underflow()
}
else
{
memmove(__extbuf_, __extbufnext_, __extbufend_ - __extbufnext_);
_LIBCPP_ASSERT ( !(__extbufnext_ == NULL && (__extbufend_ != __extbufnext_)), "underflow moving from NULL" );
if (__extbufend_ != __extbufnext_)
memmove(__extbuf_, __extbufnext_, __extbufend_ - __extbufnext_);
__extbufnext_ = __extbuf_ + (__extbufend_ - __extbufnext_);
__extbufend_ = __extbuf_ + (__extbuf_ == __extbuf_min_ ? sizeof(__extbuf_min_) : __ebs_);
size_t __nmemb = _VSTD::min(static_cast<size_t>(__ibs_ - __unget_sz),
@ -1008,26 +1013,35 @@ public:
typedef typename traits_type::pos_type pos_type;
typedef typename traits_type::off_type off_type;
_LIBCPP_INLINE_VISIBILITY
basic_ifstream();
#ifndef _LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE
_LIBCPP_INLINE_VISIBILITY
explicit basic_ifstream(const char* __s, ios_base::openmode __mode = ios_base::in);
_LIBCPP_INLINE_VISIBILITY
explicit basic_ifstream(const string& __s, ios_base::openmode __mode = ios_base::in);
#endif
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
basic_ifstream(basic_ifstream&& __rhs);
#endif
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
basic_ifstream& operator=(basic_ifstream&& __rhs);
#endif
_LIBCPP_INLINE_VISIBILITY
void swap(basic_ifstream& __rhs);
_LIBCPP_INLINE_VISIBILITY
basic_filebuf<char_type, traits_type>* rdbuf() const;
_LIBCPP_INLINE_VISIBILITY
bool is_open() const;
#ifndef _LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE
void open(const char* __s, ios_base::openmode __mode = ios_base::in);
void open(const string& __s, ios_base::openmode __mode = ios_base::in);
#endif
_LIBCPP_INLINE_VISIBILITY
void close();
private:
@ -1035,7 +1049,7 @@ private:
};
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_ifstream<_CharT, _Traits>::basic_ifstream()
: basic_istream<char_type, traits_type>(&__sb_)
{
@ -1043,7 +1057,7 @@ basic_ifstream<_CharT, _Traits>::basic_ifstream()
#ifndef _LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_ifstream<_CharT, _Traits>::basic_ifstream(const char* __s, ios_base::openmode __mode)
: basic_istream<char_type, traits_type>(&__sb_)
{
@ -1052,7 +1066,7 @@ basic_ifstream<_CharT, _Traits>::basic_ifstream(const char* __s, ios_base::openm
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_ifstream<_CharT, _Traits>::basic_ifstream(const string& __s, ios_base::openmode __mode)
: basic_istream<char_type, traits_type>(&__sb_)
{
@ -1064,7 +1078,7 @@ basic_ifstream<_CharT, _Traits>::basic_ifstream(const string& __s, ios_base::ope
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_ifstream<_CharT, _Traits>::basic_ifstream(basic_ifstream&& __rhs)
: basic_istream<char_type, traits_type>(_VSTD::move(__rhs)),
__sb_(_VSTD::move(__rhs.__sb_))
@ -1073,7 +1087,7 @@ basic_ifstream<_CharT, _Traits>::basic_ifstream(basic_ifstream&& __rhs)
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_ifstream<_CharT, _Traits>&
basic_ifstream<_CharT, _Traits>::operator=(basic_ifstream&& __rhs)
{
@ -1085,7 +1099,7 @@ basic_ifstream<_CharT, _Traits>::operator=(basic_ifstream&& __rhs)
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
basic_ifstream<_CharT, _Traits>::swap(basic_ifstream& __rhs)
{
@ -1102,7 +1116,7 @@ swap(basic_ifstream<_CharT, _Traits>& __x, basic_ifstream<_CharT, _Traits>& __y)
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_filebuf<_CharT, _Traits>*
basic_ifstream<_CharT, _Traits>::rdbuf() const
{
@ -1110,7 +1124,7 @@ basic_ifstream<_CharT, _Traits>::rdbuf() const
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
bool
basic_ifstream<_CharT, _Traits>::is_open() const
{
@ -1140,7 +1154,7 @@ basic_ifstream<_CharT, _Traits>::open(const string& __s, ios_base::openmode __mo
#endif
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
basic_ifstream<_CharT, _Traits>::close()
{
@ -1161,24 +1175,33 @@ public:
typedef typename traits_type::pos_type pos_type;
typedef typename traits_type::off_type off_type;
_LIBCPP_INLINE_VISIBILITY
basic_ofstream();
_LIBCPP_INLINE_VISIBILITY
explicit basic_ofstream(const char* __s, ios_base::openmode __mode = ios_base::out);
_LIBCPP_INLINE_VISIBILITY
explicit basic_ofstream(const string& __s, ios_base::openmode __mode = ios_base::out);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
basic_ofstream(basic_ofstream&& __rhs);
#endif
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
basic_ofstream& operator=(basic_ofstream&& __rhs);
#endif
_LIBCPP_INLINE_VISIBILITY
void swap(basic_ofstream& __rhs);
_LIBCPP_INLINE_VISIBILITY
basic_filebuf<char_type, traits_type>* rdbuf() const;
_LIBCPP_INLINE_VISIBILITY
bool is_open() const;
#ifndef _LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE
void open(const char* __s, ios_base::openmode __mode = ios_base::out);
void open(const string& __s, ios_base::openmode __mode = ios_base::out);
#endif
_LIBCPP_INLINE_VISIBILITY
void close();
private:
@ -1186,7 +1209,7 @@ private:
};
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_ofstream<_CharT, _Traits>::basic_ofstream()
: basic_ostream<char_type, traits_type>(&__sb_)
{
@ -1194,7 +1217,7 @@ basic_ofstream<_CharT, _Traits>::basic_ofstream()
#ifndef _LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_ofstream<_CharT, _Traits>::basic_ofstream(const char* __s, ios_base::openmode __mode)
: basic_ostream<char_type, traits_type>(&__sb_)
{
@ -1203,7 +1226,7 @@ basic_ofstream<_CharT, _Traits>::basic_ofstream(const char* __s, ios_base::openm
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_ofstream<_CharT, _Traits>::basic_ofstream(const string& __s, ios_base::openmode __mode)
: basic_ostream<char_type, traits_type>(&__sb_)
{
@ -1215,7 +1238,7 @@ basic_ofstream<_CharT, _Traits>::basic_ofstream(const string& __s, ios_base::ope
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_ofstream<_CharT, _Traits>::basic_ofstream(basic_ofstream&& __rhs)
: basic_ostream<char_type, traits_type>(_VSTD::move(__rhs)),
__sb_(_VSTD::move(__rhs.__sb_))
@ -1224,7 +1247,7 @@ basic_ofstream<_CharT, _Traits>::basic_ofstream(basic_ofstream&& __rhs)
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_ofstream<_CharT, _Traits>&
basic_ofstream<_CharT, _Traits>::operator=(basic_ofstream&& __rhs)
{
@ -1236,7 +1259,7 @@ basic_ofstream<_CharT, _Traits>::operator=(basic_ofstream&& __rhs)
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
basic_ofstream<_CharT, _Traits>::swap(basic_ofstream& __rhs)
{
@ -1253,7 +1276,7 @@ swap(basic_ofstream<_CharT, _Traits>& __x, basic_ofstream<_CharT, _Traits>& __y)
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_filebuf<_CharT, _Traits>*
basic_ofstream<_CharT, _Traits>::rdbuf() const
{
@ -1261,7 +1284,7 @@ basic_ofstream<_CharT, _Traits>::rdbuf() const
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
bool
basic_ofstream<_CharT, _Traits>::is_open() const
{
@ -1291,7 +1314,7 @@ basic_ofstream<_CharT, _Traits>::open(const string& __s, ios_base::openmode __mo
#endif
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
basic_ofstream<_CharT, _Traits>::close()
{
@ -1312,26 +1335,35 @@ public:
typedef typename traits_type::pos_type pos_type;
typedef typename traits_type::off_type off_type;
_LIBCPP_INLINE_VISIBILITY
basic_fstream();
#ifndef _LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE
_LIBCPP_INLINE_VISIBILITY
explicit basic_fstream(const char* __s, ios_base::openmode __mode = ios_base::in | ios_base::out);
_LIBCPP_INLINE_VISIBILITY
explicit basic_fstream(const string& __s, ios_base::openmode __mode = ios_base::in | ios_base::out);
#endif
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
basic_fstream(basic_fstream&& __rhs);
#endif
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
basic_fstream& operator=(basic_fstream&& __rhs);
#endif
_LIBCPP_INLINE_VISIBILITY
void swap(basic_fstream& __rhs);
_LIBCPP_INLINE_VISIBILITY
basic_filebuf<char_type, traits_type>* rdbuf() const;
_LIBCPP_INLINE_VISIBILITY
bool is_open() const;
#ifndef _LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE
void open(const char* __s, ios_base::openmode __mode = ios_base::in | ios_base::out);
void open(const string& __s, ios_base::openmode __mode = ios_base::in | ios_base::out);
#endif
_LIBCPP_INLINE_VISIBILITY
void close();
private:
@ -1339,7 +1371,7 @@ private:
};
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_fstream<_CharT, _Traits>::basic_fstream()
: basic_iostream<char_type, traits_type>(&__sb_)
{
@ -1347,7 +1379,7 @@ basic_fstream<_CharT, _Traits>::basic_fstream()
#ifndef _LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_fstream<_CharT, _Traits>::basic_fstream(const char* __s, ios_base::openmode __mode)
: basic_iostream<char_type, traits_type>(&__sb_)
{
@ -1356,7 +1388,7 @@ basic_fstream<_CharT, _Traits>::basic_fstream(const char* __s, ios_base::openmod
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_fstream<_CharT, _Traits>::basic_fstream(const string& __s, ios_base::openmode __mode)
: basic_iostream<char_type, traits_type>(&__sb_)
{
@ -1368,7 +1400,7 @@ basic_fstream<_CharT, _Traits>::basic_fstream(const string& __s, ios_base::openm
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_fstream<_CharT, _Traits>::basic_fstream(basic_fstream&& __rhs)
: basic_iostream<char_type, traits_type>(_VSTD::move(__rhs)),
__sb_(_VSTD::move(__rhs.__sb_))
@ -1377,7 +1409,7 @@ basic_fstream<_CharT, _Traits>::basic_fstream(basic_fstream&& __rhs)
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_fstream<_CharT, _Traits>&
basic_fstream<_CharT, _Traits>::operator=(basic_fstream&& __rhs)
{
@ -1389,7 +1421,7 @@ basic_fstream<_CharT, _Traits>::operator=(basic_fstream&& __rhs)
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
basic_fstream<_CharT, _Traits>::swap(basic_fstream& __rhs)
{
@ -1406,7 +1438,7 @@ swap(basic_fstream<_CharT, _Traits>& __x, basic_fstream<_CharT, _Traits>& __y)
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
basic_filebuf<_CharT, _Traits>*
basic_fstream<_CharT, _Traits>::rdbuf() const
{
@ -1414,7 +1446,7 @@ basic_fstream<_CharT, _Traits>::rdbuf() const
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
bool
basic_fstream<_CharT, _Traits>::is_open() const
{
@ -1444,7 +1476,7 @@ basic_fstream<_CharT, _Traits>::open(const string& __s, ios_base::openmode __mod
#endif
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
basic_fstream<_CharT, _Traits>::close()
{

178
contrib/libc++/include/functional
View File

@ -207,6 +207,8 @@ public:
template <class Predicate> binary_negate<Predicate> not2(const Predicate& pred);
template <class F> unspecified not_fn(F&& f); // C++17
template<class T> struct is_bind_expression;
template<class T> struct is_placeholder;
@ -407,7 +409,7 @@ public:
// function modifiers:
void swap(function&) noexcept;
template<class F, class Alloc>
void assign(F&&, const Alloc&);
void assign(F&&, const Alloc&); // Removed in C++17
// function capacity:
explicit operator bool() const noexcept;
@ -1564,6 +1566,10 @@ class _LIBCPP_TYPE_VIS_ONLY function<_Rp(_ArgTypes...)>
typename aligned_storage<3*sizeof(void*)>::type __buf_;
__base* __f_;
_LIBCPP_NO_CFI static __base *__as_base(void *p) {
return reinterpret_cast<__base*>(p);
}
template <class _Fp, bool = !is_same<_Fp, function>::value &&
__invokable<_Fp&, _ArgTypes...>::value>
struct __callable;
@ -1626,10 +1632,13 @@ public:
// function modifiers:
void swap(function&) _NOEXCEPT;
#if _LIBCPP_STD_VER <= 14
template<class _Fp, class _Alloc>
_LIBCPP_INLINE_VISIBILITY
void assign(_Fp&& __f, const _Alloc& __a)
{function(allocator_arg, __a, _VSTD::forward<_Fp>(__f)).swap(*this);}
#endif
// function capacity:
_LIBCPP_INLINE_VISIBILITY
@ -1657,9 +1666,9 @@ function<_Rp(_ArgTypes...)>::function(const function& __f)
{
if (__f.__f_ == 0)
__f_ = 0;
else if (__f.__f_ == (const __base*)&__f.__buf_)
else if ((void *)__f.__f_ == &__f.__buf_)
{
__f_ = (__base*)&__buf_;
__f_ = __as_base(&__buf_);
__f.__f_->__clone(__f_);
}
else
@ -1673,9 +1682,9 @@ function<_Rp(_ArgTypes...)>::function(allocator_arg_t, const _Alloc&,
{
if (__f.__f_ == 0)
__f_ = 0;
else if (__f.__f_ == (const __base*)&__f.__buf_)
else if ((void *)__f.__f_ == &__f.__buf_)
{
__f_ = (__base*)&__buf_;
__f_ = __as_base(&__buf_);
__f.__f_->__clone(__f_);
}
else
@ -1687,9 +1696,9 @@ function<_Rp(_ArgTypes...)>::function(function&& __f) _NOEXCEPT
{
if (__f.__f_ == 0)
__f_ = 0;
else if (__f.__f_ == (__base*)&__f.__buf_)
else if ((void *)__f.__f_ == &__f.__buf_)
{
__f_ = (__base*)&__buf_;
__f_ = __as_base(&__buf_);
__f.__f_->__clone(__f_);
}
else
@ -1706,9 +1715,9 @@ function<_Rp(_ArgTypes...)>::function(allocator_arg_t, const _Alloc&,
{
if (__f.__f_ == 0)
__f_ = 0;
else if (__f.__f_ == (__base*)&__f.__buf_)
else if ((void *)__f.__f_ == &__f.__buf_)
{
__f_ = (__base*)&__buf_;
__f_ = __as_base(&__buf_);
__f.__f_->__clone(__f_);
}
else
@ -1733,8 +1742,7 @@ function<_Rp(_ArgTypes...)>::function(_Fp __f,
typedef __function::__func<_Fp, allocator<_Fp>, _Rp(_ArgTypes...)> _FF;
if (sizeof(_FF) <= sizeof(__buf_) && is_nothrow_copy_constructible<_Fp>::value)
{
__f_ = (__base*)&__buf_;
::new (__f_) _FF(_VSTD::move(__f));
__f_ = ::new((void*)&__buf_) _FF(_VSTD::move(__f));
}
else
{
@ -1763,8 +1771,7 @@ function<_Rp(_ArgTypes...)>::function(allocator_arg_t, const _Alloc& __a0, _Fp _
if (sizeof(_FF) <= sizeof(__buf_) &&
is_nothrow_copy_constructible<_Fp>::value && is_nothrow_copy_constructible<_Ap>::value)
{
__f_ = (__base*)&__buf_;
::new (__f_) _FF(_VSTD::move(__f), _Alloc(__a));
__f_ = ::new((void*)&__buf_) _FF(_VSTD::move(__f), _Alloc(__a));
}
else
{
@ -1788,16 +1795,16 @@ template<class _Rp, class ..._ArgTypes>
function<_Rp(_ArgTypes...)>&
function<_Rp(_ArgTypes...)>::operator=(function&& __f) _NOEXCEPT
{
if (__f_ == (__base*)&__buf_)
if ((void *)__f_ == &__buf_)
__f_->destroy();
else if (__f_)
__f_->destroy_deallocate();
__f_ = 0;
if (__f.__f_ == 0)
__f_ = 0;
else if (__f.__f_ == (__base*)&__f.__buf_)
else if ((void *)__f.__f_ == &__f.__buf_)
{
__f_ = (__base*)&__buf_;
__f_ = __as_base(&__buf_);
__f.__f_->__clone(__f_);
}
else
@ -1812,7 +1819,7 @@ template<class _Rp, class ..._ArgTypes>
function<_Rp(_ArgTypes...)>&
function<_Rp(_ArgTypes...)>::operator=(nullptr_t) _NOEXCEPT
{
if (__f_ == (__base*)&__buf_)
if ((void *)__f_ == &__buf_)
__f_->destroy();
else if (__f_)
__f_->destroy_deallocate();
@ -1837,7 +1844,7 @@ function<_Rp(_ArgTypes...)>::operator=(_Fp&& __f)
template<class _Rp, class ..._ArgTypes>
function<_Rp(_ArgTypes...)>::~function()
{
if (__f_ == (__base*)&__buf_)
if ((void *)__f_ == &__buf_)
__f_->destroy();
else if (__f_)
__f_->destroy_deallocate();
@ -1847,34 +1854,34 @@ template<class _Rp, class ..._ArgTypes>
void
function<_Rp(_ArgTypes...)>::swap(function& __f) _NOEXCEPT
{
if (__f_ == (__base*)&__buf_ && __f.__f_ == (__base*)&__f.__buf_)
if ((void *)__f_ == &__buf_ && (void *)__f.__f_ == &__f.__buf_)
{
typename aligned_storage<sizeof(__buf_)>::type __tempbuf;
__base* __t = (__base*)&__tempbuf;
__base* __t = __as_base(&__tempbuf);
__f_->__clone(__t);
__f_->destroy();
__f_ = 0;
__f.__f_->__clone((__base*)&__buf_);
__f.__f_->__clone(__as_base(&__buf_));
__f.__f_->destroy();
__f.__f_ = 0;
__f_ = (__base*)&__buf_;
__t->__clone((__base*)&__f.__buf_);
__f_ = __as_base(&__buf_);
__t->__clone(__as_base(&__f.__buf_));
__t->destroy();
__f.__f_ = (__base*)&__f.__buf_;
__f.__f_ = __as_base(&__f.__buf_);
}
else if (__f_ == (__base*)&__buf_)
else if ((void *)__f_ == &__buf_)
{
__f_->__clone((__base*)&__f.__buf_);
__f_->__clone(__as_base(&__f.__buf_));
__f_->destroy();
__f_ = __f.__f_;
__f.__f_ = (__base*)&__f.__buf_;
__f.__f_ = __as_base(&__f.__buf_);
}
else if (__f.__f_ == (__base*)&__f.__buf_)
else if ((void *)__f.__f_ == &__f.__buf_)
{
__f.__f_->__clone((__base*)&__buf_);
__f.__f_->__clone(__as_base(&__buf_));
__f.__f_->destroy();
__f.__f_ = __f_;
__f_ = (__base*)&__buf_;
__f_ = __as_base(&__buf_);
}
else
_VSTD::swap(__f_, __f.__f_);
@ -1973,16 +1980,29 @@ namespace placeholders
template <int _Np> struct __ph {};
_LIBCPP_FUNC_VIS extern __ph<1> _1;
_LIBCPP_FUNC_VIS extern __ph<2> _2;
_LIBCPP_FUNC_VIS extern __ph<3> _3;
_LIBCPP_FUNC_VIS extern __ph<4> _4;
_LIBCPP_FUNC_VIS extern __ph<5> _5;
_LIBCPP_FUNC_VIS extern __ph<6> _6;
_LIBCPP_FUNC_VIS extern __ph<7> _7;
_LIBCPP_FUNC_VIS extern __ph<8> _8;
_LIBCPP_FUNC_VIS extern __ph<9> _9;
_LIBCPP_FUNC_VIS extern __ph<10> _10;
#if defined(_LIBCPP_CXX03_LANG) || defined(_LIBCPP_BUILDING_BIND)
_LIBCPP_FUNC_VIS extern const __ph<1> _1;
_LIBCPP_FUNC_VIS extern const __ph<2> _2;
_LIBCPP_FUNC_VIS extern const __ph<3> _3;
_LIBCPP_FUNC_VIS extern const __ph<4> _4;
_LIBCPP_FUNC_VIS extern const __ph<5> _5;
_LIBCPP_FUNC_VIS extern const __ph<6> _6;
_LIBCPP_FUNC_VIS extern const __ph<7> _7;
_LIBCPP_FUNC_VIS extern const __ph<8> _8;
_LIBCPP_FUNC_VIS extern const __ph<9> _9;
_LIBCPP_FUNC_VIS extern const __ph<10> _10;
#else
constexpr __ph<1> _1{};
constexpr __ph<2> _2{};
constexpr __ph<3> _3{};
constexpr __ph<4> _4{};
constexpr __ph<5> _5{};
constexpr __ph<6> _6{};
constexpr __ph<7> _7{};
constexpr __ph<8> _8{};
constexpr __ph<9> _9{};
constexpr __ph<10> _10{};
#endif // defined(_LIBCPP_CXX03_LANG) || defined(_LIBCPP_BUILDING_BIND)
} // placeholders
@ -2468,6 +2488,22 @@ struct _LIBCPP_TYPE_VIS_ONLY hash<unsigned long long>
{
};
#ifndef _LIBCPP_HAS_NO_INT128
template <>
struct _LIBCPP_TYPE_VIS_ONLY hash<__int128_t>
: public __scalar_hash<__int128_t>
{
};
template <>
struct _LIBCPP_TYPE_VIS_ONLY hash<__uint128_t>
: public __scalar_hash<__uint128_t>
{
};
#endif
template <>
struct _LIBCPP_TYPE_VIS_ONLY hash<float>
: public __scalar_hash<float>
@ -2564,11 +2600,69 @@ struct _LIBCPP_TYPE_VIS_ONLY hash
#if _LIBCPP_STD_VER > 14
template <class _Fn, class ..._Args>
result_of_t<_Fn&&(_Args&&...)>
invoke(_Fn&& __f, _Args&&... __args) {
return __invoke(_VSTD::forward<_Fn>(__f), _VSTD::forward<_Args>(__args)...);
invoke(_Fn&& __f, _Args&&... __args)
noexcept(noexcept(_VSTD::__invoke(_VSTD::forward<_Fn>(__f), _VSTD::forward<_Args>(__args)...)))
{
return _VSTD::__invoke(_VSTD::forward<_Fn>(__f), _VSTD::forward<_Args>(__args)...);
}
template <class _DecayFunc>
class _LIBCPP_TYPE_VIS_ONLY __not_fn_imp {
_DecayFunc __fd;
public:
__not_fn_imp() = delete;
template <class ..._Args>
_LIBCPP_INLINE_VISIBILITY
auto operator()(_Args&& ...__args) &
noexcept(noexcept(!_VSTD::invoke(__fd, _VSTD::forward<_Args>(__args)...)))
-> decltype(!_VSTD::invoke(__fd, _VSTD::forward<_Args>(__args)...))
{ return !_VSTD::invoke(__fd, _VSTD::forward<_Args>(__args)...); }
template <class ..._Args>
_LIBCPP_INLINE_VISIBILITY
auto operator()(_Args&& ...__args) &&
noexcept(noexcept(!_VSTD::invoke(_VSTD::move(__fd), _VSTD::forward<_Args>(__args)...)))
-> decltype(!_VSTD::invoke(_VSTD::move(__fd), _VSTD::forward<_Args>(__args)...))
{ return !_VSTD::invoke(_VSTD::move(__fd), _VSTD::forward<_Args>(__args)...); }
template <class ..._Args>
_LIBCPP_INLINE_VISIBILITY
auto operator()(_Args&& ...__args) const&
noexcept(noexcept(!_VSTD::invoke(__fd, _VSTD::forward<_Args>(__args)...)))
-> decltype(!_VSTD::invoke(__fd, _VSTD::forward<_Args>(__args)...))
{ return !_VSTD::invoke(__fd, _VSTD::forward<_Args>(__args)...); }
template <class ..._Args>
_LIBCPP_INLINE_VISIBILITY
auto operator()(_Args&& ...__args) const&&
noexcept(noexcept(!_VSTD::invoke(_VSTD::move(__fd), _VSTD::forward<_Args>(__args)...)))
-> decltype(!_VSTD::invoke(_VSTD::move(__fd), _VSTD::forward<_Args>(__args)...))
{ return !_VSTD::invoke(_VSTD::move(__fd), _VSTD::forward<_Args>(__args)...); }
private:
template <class _RawFunc,
class = enable_if_t<!is_same<decay_t<_RawFunc>, __not_fn_imp>::value>>
_LIBCPP_INLINE_VISIBILITY
explicit __not_fn_imp(_RawFunc&& __rf)
: __fd(_VSTD::forward<_RawFunc>(__rf)) {}
template <class _RawFunc>
friend inline _LIBCPP_INLINE_VISIBILITY
__not_fn_imp<decay_t<_RawFunc>> not_fn(_RawFunc&&);
};
template <class _RawFunc>
inline _LIBCPP_INLINE_VISIBILITY
__not_fn_imp<decay_t<_RawFunc>> not_fn(_RawFunc&& __fn) {
return __not_fn_imp<decay_t<_RawFunc>>(_VSTD::forward<_RawFunc>(__fn));
}
#endif
// struct hash<T*> in <memory>

10
contrib/libc++/include/future
View File

@ -322,7 +322,7 @@ template <class R, class... ArgTypes>
class packaged_task<R(ArgTypes...)>
{
public:
typedef R result_type;
typedef R result_type; // extension
// construction and destruction
packaged_task() noexcept;
@ -1482,6 +1482,7 @@ template <class _Rp>
void
promise<_Rp>::set_exception(exception_ptr __p)
{
_LIBCPP_ASSERT( __p != nullptr, "promise::set_exception: received nullptr" );
if (__state_ == nullptr)
__throw_future_error(future_errc::no_state);
__state_->set_exception(__p);
@ -1513,6 +1514,7 @@ template <class _Rp>
void
promise<_Rp>::set_exception_at_thread_exit(exception_ptr __p)
{
_LIBCPP_ASSERT( __p != nullptr, "promise::set_exception_at_thread_exit: received nullptr" );
if (__state_ == nullptr)
__throw_future_error(future_errc::no_state);
__state_->set_exception_at_thread_exit(__p);
@ -1629,6 +1631,7 @@ template <class _Rp>
void
promise<_Rp&>::set_exception(exception_ptr __p)
{
_LIBCPP_ASSERT( __p != nullptr, "promise::set_exception: received nullptr" );
if (__state_ == nullptr)
__throw_future_error(future_errc::no_state);
__state_->set_exception(__p);
@ -1647,6 +1650,7 @@ template <class _Rp>
void
promise<_Rp&>::set_exception_at_thread_exit(exception_ptr __p)
{
_LIBCPP_ASSERT( __p != nullptr, "promise::set_exception_at_thread_exit: received nullptr" );
if (__state_ == nullptr)
__throw_future_error(future_errc::no_state);
__state_->set_exception_at_thread_exit(__p);
@ -1994,7 +1998,7 @@ template<class _Rp, class ..._ArgTypes>
class _LIBCPP_TYPE_VIS_ONLY packaged_task<_Rp(_ArgTypes...)>
{
public:
typedef _Rp result_type;
typedef _Rp result_type; // extension
private:
__packaged_task_function<result_type(_ArgTypes...)> __f_;
@ -2123,7 +2127,7 @@ template<class ..._ArgTypes>
class _LIBCPP_TYPE_VIS_ONLY packaged_task<void(_ArgTypes...)>
{
public:
typedef void result_type;
typedef void result_type; // extension
private:
__packaged_task_function<result_type(_ArgTypes...)> __f_;

33
contrib/libc++/include/iomanip
View File

@ -512,8 +512,6 @@ put_time(const tm* __tm, const _CharT* __fmt)
return __iom_t10<_CharT>(__tm, __fmt);
}
#if _LIBCPP_STD_VER > 11
template <class _CharT, class _Traits, class _ForwardIterator>
std::basic_ostream<_CharT, _Traits> &
__quoted_output ( basic_ostream<_CharT, _Traits> &__os,
@ -569,7 +567,7 @@ __quoted_input ( basic_istream<_CharT, _Traits> &__is, _String & __string, _Char
}
template <class _CharT, class _Iter, class _Traits=char_traits<_CharT>>
template <class _CharT, class _Iter, class _Traits=char_traits<_CharT> >
struct __quoted_output_proxy
{
_Iter __first;
@ -631,21 +629,42 @@ quoted ( const _CharT *__s, _CharT __delim = _CharT('"'), _CharT __escape =_Char
return __quoted_output_proxy<_CharT, const _CharT *> ( __s, __end, __delim, __escape );
}
template <class _CharT, class _Traits, class _Allocator>
_LIBCPP_INLINE_VISIBILITY
__quoted_output_proxy<_CharT, typename basic_string <_CharT, _Traits, _Allocator>::const_iterator>
__quoted ( const basic_string <_CharT, _Traits, _Allocator> &__s, _CharT __delim = _CharT('"'), _CharT __escape=_CharT('\\'))
{
return __quoted_output_proxy<_CharT,
typename basic_string <_CharT, _Traits, _Allocator>::const_iterator>
( __s.cbegin(), __s.cend (), __delim, __escape );
}
template <class _CharT, class _Traits, class _Allocator>
_LIBCPP_INLINE_VISIBILITY
__quoted_proxy<_CharT, _Traits, _Allocator>
__quoted ( basic_string <_CharT, _Traits, _Allocator> &__s, _CharT __delim = _CharT('"'), _CharT __escape=_CharT('\\'))
{
return __quoted_proxy<_CharT, _Traits, _Allocator>( __s, __delim, __escape );
}
#if _LIBCPP_STD_VER > 11
template <class _CharT, class _Traits, class _Allocator>
_LIBCPP_INLINE_VISIBILITY
__quoted_output_proxy<_CharT, typename basic_string <_CharT, _Traits, _Allocator>::const_iterator>
quoted ( const basic_string <_CharT, _Traits, _Allocator> &__s, _CharT __delim = _CharT('"'), _CharT __escape=_CharT('\\'))
{
return __quoted_output_proxy<_CharT,
typename basic_string <_CharT, _Traits, _Allocator>::const_iterator>
( __s.cbegin(), __s.cend (), __delim, __escape );
return __quoted(__s, __delim, __escape);
}
template <class _CharT, class _Traits, class _Allocator>
_LIBCPP_INLINE_VISIBILITY
__quoted_proxy<_CharT, _Traits, _Allocator>
quoted ( basic_string <_CharT, _Traits, _Allocator> &__s, _CharT __delim = _CharT('"'), _CharT __escape=_CharT('\\'))
{
return __quoted_proxy<_CharT, _Traits, _Allocator>( __s, __delim, __escape );
return __quoted(__s, __delim, __escape);
}
#endif

2
contrib/libc++/include/ios
View File

@ -231,7 +231,7 @@ typedef ptrdiff_t streamsize;
class _LIBCPP_TYPE_VIS ios_base
{
public:
class _LIBCPP_TYPE_VIS failure;
class _LIBCPP_EXCEPTION_ABI failure;
typedef unsigned int fmtflags;
static const fmtflags boolalpha = 0x0001;

5
contrib/libc++/include/iosfwd
View File

@ -194,6 +194,11 @@ template <class _CharT, // for <stdexcept>
typedef basic_string<char, char_traits<char>, allocator<char> > string;
typedef basic_string<wchar_t, char_traits<wchar_t>, allocator<wchar_t> > wstring;
// Include other forward declarations here
template <class _Tp, class _Alloc = allocator<_Tp> >
class _LIBCPP_TYPE_VIS_ONLY vector;
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_IOSFWD

37
contrib/libc++/include/istream
View File

@ -1251,18 +1251,35 @@ streamsize
basic_istream<_CharT, _Traits>::readsome(char_type* __s, streamsize __n)
{
__gc_ = 0;
streamsize __c = this->rdbuf()->in_avail();
switch (__c)
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
case -1:
this->setstate(ios_base::eofbit);
break;
case 0:
break;
default:
read(__s, _VSTD::min(__c, __n));
break;
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __sen(*this, true);
if (__sen)
{
streamsize __c = this->rdbuf()->in_avail();
switch (__c)
{
case -1:
this->setstate(ios_base::eofbit);
break;
case 0:
break;
default:
read(__s, _VSTD::min(__c, __n));
break;
}
}
else
this->setstate(ios_base::failbit);
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return __gc_;
}

179
contrib/libc++/include/iterator
View File

@ -131,8 +131,9 @@ bool
operator<=(const reverse_iterator<Iterator1>& x, const reverse_iterator<Iterator2>& y);
template <class Iterator1, class Iterator2>
typename reverse_iterator<Iterator1>::difference_type
operator-(const reverse_iterator<Iterator1>& x, const reverse_iterator<Iterator2>& y);
auto
operator-(const reverse_iterator<Iterator1>& x, const reverse_iterator<Iterator2>& y)
-> decltype(__y.base() - __x.base());
template <class Iterator>
reverse_iterator<Iterator>
@ -149,7 +150,7 @@ public:
typedef Container container_type;
typedef void value_type;
typedef void difference_type;
typedef back_insert_iterator<Cont>& reference;
typedef void reference;
typedef void pointer;
explicit back_insert_iterator(Container& x);
@ -170,7 +171,7 @@ public:
typedef Container container_type;
typedef void value_type;
typedef void difference_type;
typedef front_insert_iterator<Cont>& reference;
typedef void reference;
typedef void pointer;
explicit front_insert_iterator(Container& x);
@ -192,7 +193,7 @@ public:
typedef Container container_type;
typedef void value_type;
typedef void difference_type;
typedef insert_iterator<Cont>& reference;
typedef void reference;
typedef void pointer;
insert_iterator(Container& x, typename Container::iterator i);
@ -205,6 +206,73 @@ public:
template <class Container, class Iterator>
insert_iterator<Container> inserter(Container& x, Iterator i);
template <class Iterator>
class move_iterator {
public:
typedef Iterator iterator_type;
typedef typename iterator_traits<Iterator>::difference_type difference_type;
typedef Iterator pointer;
typedef typename iterator_traits<Iterator>::value_type value_type;
typedef typename iterator_traits<Iterator>::iterator_category iterator_category;
typedef value_type&& reference;
move_iterator();
explicit move_iterator(Iterator i);
template <class U> move_iterator(const move_iterator<U>& u);
template <class U> move_iterator& operator=(const move_iterator<U>& u);
iterator_type base() const;
reference operator*() const;
pointer operator->() const;
move_iterator& operator++();
move_iterator operator++(int);
move_iterator& operator--();
move_iterator operator--(int);
move_iterator operator+(difference_type n) const;
move_iterator& operator+=(difference_type n);
move_iterator operator-(difference_type n) const;
move_iterator& operator-=(difference_type n);
unspecified operator[](difference_type n) const;
private:
Iterator current; // exposition only
};
template <class Iterator1, class Iterator2>
bool
operator==(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
template <class Iterator1, class Iterator2>
bool
operator!=(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
template <class Iterator1, class Iterator2>
bool
operator<(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
template <class Iterator1, class Iterator2>
bool
operator<=(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
template <class Iterator1, class Iterator2>
bool
operator>(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
template <class Iterator1, class Iterator2>
bool
operator>=(const move_iterator<Iterator1>& x, const move_iterator<Iterator2>& y);
template <class Iterator1, class Iterator2>
auto
operator-(const move_iterator<Iterator1>& x,
const move_iterator<Iterator2>& y) -> decltype(x.base() - y.base());
template <class Iterator>
move_iterator<Iterator> operator+(typename move_iterator<Iterator>::difference_type n,
const move_iterator<Iterator>& x);
template <class Iterator>
move_iterator<Iterator> make_move_iterator(const Iterator& i);
template <class T, class charT = char, class traits = char_traits<charT>, class Distance = ptrdiff_t>
class istream_iterator
: public iterator<input_iterator_tag, T, Distance, const T*, const T&>
@ -340,10 +408,10 @@ template <class E> constexpr const E* data(initializer_list<E> il) noexcept;
*/
#include <__config>
#include <iosfwd> // for forward declarations of vector and string.
#include <__functional_base>
#include <type_traits>
#include <cstddef>
#include <iosfwd>
#include <initializer_list>
#ifdef __APPLE__
#include <Availability.h>
@ -632,6 +700,16 @@ operator<=(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>&
return __x.base() >= __y.base();
}
#ifndef _LIBCPP_CXX03_LANG
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
auto
operator-(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& __y)
-> decltype(__y.base() - __x.base())
{
return __y.base() - __x.base();
}
#else
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
typename reverse_iterator<_Iter1>::difference_type
@ -639,6 +717,7 @@ operator-(const reverse_iterator<_Iter1>& __x, const reverse_iterator<_Iter2>& _
{
return __y.base() - __x.base();
}
#endif
template <class _Iter>
inline _LIBCPP_INLINE_VISIBILITY
@ -663,7 +742,7 @@ class _LIBCPP_TYPE_VIS_ONLY back_insert_iterator
void,
void,
void,
back_insert_iterator<_Container>&>
void>
{
protected:
_Container* container;
@ -696,7 +775,7 @@ class _LIBCPP_TYPE_VIS_ONLY front_insert_iterator
void,
void,
void,
front_insert_iterator<_Container>&>
void>
{
protected:
_Container* container;
@ -729,7 +808,7 @@ class _LIBCPP_TYPE_VIS_ONLY insert_iterator
void,
void,
void,
insert_iterator<_Container>&>
void>
{
protected:
_Container* container;
@ -772,14 +851,14 @@ private:
_Tp __value_;
public:
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR istream_iterator() : __in_stream_(0), __value_() {}
_LIBCPP_INLINE_VISIBILITY istream_iterator(istream_type& __s) : __in_stream_(&__s)
_LIBCPP_INLINE_VISIBILITY istream_iterator(istream_type& __s) : __in_stream_(_VSTD::addressof(__s))
{
if (!(*__in_stream_ >> __value_))
__in_stream_ = 0;
}
_LIBCPP_INLINE_VISIBILITY const _Tp& operator*() const {return __value_;}
_LIBCPP_INLINE_VISIBILITY const _Tp* operator->() const {return &(operator*());}
_LIBCPP_INLINE_VISIBILITY const _Tp* operator->() const {return _VSTD::addressof((operator*()));}
_LIBCPP_INLINE_VISIBILITY istream_iterator& operator++()
{
if (!(*__in_stream_ >> __value_))
@ -811,9 +890,9 @@ private:
const char_type* __delim_;
public:
_LIBCPP_INLINE_VISIBILITY ostream_iterator(ostream_type& __s)
: __out_stream_(&__s), __delim_(0) {}
: __out_stream_(_VSTD::addressof(__s)), __delim_(0) {}
_LIBCPP_INLINE_VISIBILITY ostream_iterator(ostream_type& __s, const _CharT* __delimiter)
: __out_stream_(&__s), __delim_(__delimiter) {}
: __out_stream_(_VSTD::addressof(__s)), __delim_(__delimiter) {}
_LIBCPP_INLINE_VISIBILITY ostream_iterator& operator=(const _Tp& __value_)
{
*__out_stream_ << __value_;
@ -949,9 +1028,14 @@ public:
typedef typename iterator_traits<iterator_type>::iterator_category iterator_category;
typedef typename iterator_traits<iterator_type>::value_type value_type;
typedef typename iterator_traits<iterator_type>::difference_type difference_type;
typedef typename iterator_traits<iterator_type>::pointer pointer;
typedef iterator_type pointer;
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
typedef value_type&& reference;
typedef typename iterator_traits<iterator_type>::reference __reference;
typedef typename conditional<
is_reference<__reference>::value,
typename remove_reference<__reference>::type&&,
__reference
>::type reference;
#else
typedef typename iterator_traits<iterator_type>::reference reference;
#endif
@ -964,10 +1048,7 @@ public:
_LIBCPP_INLINE_VISIBILITY reference operator*() const {
return static_cast<reference>(*__i);
}
_LIBCPP_INLINE_VISIBILITY pointer operator->() const {
typename iterator_traits<iterator_type>::reference __ref = *__i;
return &__ref;
}
_LIBCPP_INLINE_VISIBILITY pointer operator->() const { return __i;}
_LIBCPP_INLINE_VISIBILITY move_iterator& operator++() {++__i; return *this;}
_LIBCPP_INLINE_VISIBILITY move_iterator operator++(int)
{move_iterator __tmp(*this); ++__i; return __tmp;}
@ -1036,6 +1117,16 @@ operator<=(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y)
return __x.base() <= __y.base();
}
#ifndef _LIBCPP_CXX03_LANG
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
auto
operator-(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y)
-> decltype(__x.base() - __y.base())
{
return __x.base() - __y.base();
}
#else
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
typename move_iterator<_Iter1>::difference_type
@ -1043,6 +1134,7 @@ operator-(const move_iterator<_Iter1>& __x, const move_iterator<_Iter2>& __y)
{
return __x.base() - __y.base();
}
#endif
template <class _Iter>
inline _LIBCPP_INLINE_VISIBILITY
@ -1094,10 +1186,18 @@ _LIBCPP_INLINE_VISIBILITY
bool
operator<=(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT;
#ifndef _LIBCPP_CXX03_LANG
template <class _Iter1, class _Iter2>
_LIBCPP_INLINE_VISIBILITY
auto
operator-(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXCEPT
-> decltype(__x.base() - __y.base());
#else
template <class _Iter1, class _Iter2>
_LIBCPP_INLINE_VISIBILITY
typename __wrap_iter<_Iter1>::difference_type
operator-(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT;
#endif
template <class _Iter>
_LIBCPP_INLINE_VISIBILITY
@ -1185,7 +1285,7 @@ public:
_LIBCPP_ASSERT(__get_const_db()->__dereferenceable(this),
"Attempted to dereference a non-dereferenceable iterator");
#endif
return (pointer)&reinterpret_cast<const volatile char&>(*__i);
return (pointer)_VSTD::addressof(*__i);
}
_LIBCPP_INLINE_VISIBILITY __wrap_iter& operator++() _NOEXCEPT
{
@ -1279,10 +1379,18 @@ private:
bool
operator<=(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT;
#ifndef _LIBCPP_CXX03_LANG
template <class _Iter1, class _Iter2>
friend
auto
operator-(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXCEPT
-> decltype(__x.base() - __y.base());
#else
template <class _Iter1, class _Iter2>
friend
typename __wrap_iter<_Iter1>::difference_type
operator-(const __wrap_iter<_Iter1>&, const __wrap_iter<_Iter2>&) _NOEXCEPT;
#endif
template <class _Iter1>
friend
@ -1388,6 +1496,20 @@ operator<=(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter1>& __y) _NOEX
return !(__y < __x);
}
#ifndef _LIBCPP_CXX03_LANG
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
auto
operator-(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXCEPT
-> decltype(__x.base() - __y.base())
{
#if _LIBCPP_DEBUG_LEVEL >= 2
_LIBCPP_ASSERT(__get_const_db()->__less_than_comparable(&__x, &__y),
"Attempted to subtract incompatible iterators");
#endif
return __x.base() - __y.base();
}
#else
template <class _Iter1, class _Iter2>
inline _LIBCPP_INLINE_VISIBILITY
typename __wrap_iter<_Iter1>::difference_type
@ -1399,6 +1521,7 @@ operator-(const __wrap_iter<_Iter1>& __x, const __wrap_iter<_Iter2>& __y) _NOEXC
#endif
return __x.base() - __y.base();
}
#endif
template <class _Iter>
inline _LIBCPP_INLINE_VISIBILITY
@ -1509,16 +1632,16 @@ reverse_iterator<const _Ep*> rend(initializer_list<_Ep> __il)
template <class _Cp>
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
auto cbegin(const _Cp& __c) -> decltype(begin(__c))
auto cbegin(const _Cp& __c) -> decltype(_VSTD::begin(__c))
{
return begin(__c);
return _VSTD::begin(__c);
}
template <class _Cp>
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
auto cend(const _Cp& __c) -> decltype(end(__c))
auto cend(const _Cp& __c) -> decltype(_VSTD::end(__c))
{
return end(__c);
return _VSTD::end(__c);
}
template <class _Cp>
@ -1551,16 +1674,16 @@ auto rend(const _Cp& __c) -> decltype(__c.rend())
template <class _Cp>
inline _LIBCPP_INLINE_VISIBILITY
auto crbegin(const _Cp& __c) -> decltype(rbegin(__c))
auto crbegin(const _Cp& __c) -> decltype(_VSTD::rbegin(__c))
{
return rbegin(__c);
return _VSTD::rbegin(__c);
}
template <class _Cp>
inline _LIBCPP_INLINE_VISIBILITY
auto crend(const _Cp& __c) -> decltype(rend(__c))
auto crend(const _Cp& __c) -> decltype(_VSTD::rend(__c))
{
return rend(__c);
return _VSTD::rend(__c);
}
#endif

47
contrib/libc++/include/list
View File

@ -570,10 +570,13 @@ protected:
const __node_allocator& __node_alloc() const _NOEXCEPT
{return __size_alloc_.second();}
_LIBCPP_INLINE_VISIBILITY
static void __unlink_nodes(__link_pointer __f, __link_pointer __l) _NOEXCEPT;
_LIBCPP_INLINE_VISIBILITY
__list_imp()
_NOEXCEPT_(is_nothrow_default_constructible<__node_allocator>::value);
_LIBCPP_INLINE_VISIBILITY
__list_imp(const allocator_type& __a);
~__list_imp();
void clear() _NOEXCEPT;
@ -666,7 +669,7 @@ private:
// Unlink nodes [__f, __l]
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
__list_imp<_Tp, _Alloc>::__unlink_nodes(__link_pointer __f, __link_pointer __l)
_NOEXCEPT
@ -676,7 +679,7 @@ __list_imp<_Tp, _Alloc>::__unlink_nodes(__link_pointer __f, __link_pointer __l)
}
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
__list_imp<_Tp, _Alloc>::__list_imp()
_NOEXCEPT_(is_nothrow_default_constructible<__node_allocator>::value)
: __size_alloc_(0)
@ -684,7 +687,7 @@ __list_imp<_Tp, _Alloc>::__list_imp()
}
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
__list_imp<_Tp, _Alloc>::__list_imp(const allocator_type& __a)
: __size_alloc_(0, __node_allocator(__a))
{
@ -858,15 +861,19 @@ public:
list(const list& __c);
list(const list& __c, const allocator_type& __a);
_LIBCPP_INLINE_VISIBILITY
list& operator=(const list& __c);
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
list(initializer_list<value_type> __il);
list(initializer_list<value_type> __il, const allocator_type& __a);
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
list(list&& __c)
_NOEXCEPT_(is_nothrow_move_constructible<__node_allocator>::value);
_LIBCPP_INLINE_VISIBILITY
list(list&& __c, const allocator_type& __a);
_LIBCPP_INLINE_VISIBILITY
list& operator=(list&& __c)
_NOEXCEPT_(
__node_alloc_traits::propagate_on_container_move_assignment::value &&
@ -888,6 +895,7 @@ public:
{assign(__il.begin(), __il.end());}
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
_LIBCPP_INLINE_VISIBILITY
allocator_type get_allocator() const _NOEXCEPT;
_LIBCPP_INLINE_VISIBILITY
@ -1024,9 +1032,11 @@ public:
void remove(const value_type& __x);
template <class _Pred> void remove_if(_Pred __pred);
_LIBCPP_INLINE_VISIBILITY
void unique();
template <class _BinaryPred>
void unique(_BinaryPred __binary_pred);
_LIBCPP_INLINE_VISIBILITY
void merge(list& __c);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
@ -1039,8 +1049,10 @@ public:
_LIBCPP_INLINE_VISIBILITY
void merge(list&& __c, _Comp __comp) {merge(__c, __comp);}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
void sort();
template <class _Comp>
_LIBCPP_INLINE_VISIBILITY
void sort(_Comp __comp);
void reverse() _NOEXCEPT;
@ -1057,8 +1069,11 @@ public:
#endif // _LIBCPP_DEBUG_LEVEL >= 2
private:
_LIBCPP_INLINE_VISIBILITY
static void __link_nodes (__link_pointer __p, __link_pointer __f, __link_pointer __l);
_LIBCPP_INLINE_VISIBILITY
void __link_nodes_at_front(__link_pointer __f, __link_pointer __l);
_LIBCPP_INLINE_VISIBILITY
void __link_nodes_at_back (__link_pointer __f, __link_pointer __l);
iterator __iterator(size_type __n);
template <class _Comp>
@ -1071,7 +1086,7 @@ private:
// Link in nodes [__f, __l] just prior to __p
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
list<_Tp, _Alloc>::__link_nodes(__link_pointer __p, __link_pointer __f, __link_pointer __l)
{
@ -1083,7 +1098,7 @@ list<_Tp, _Alloc>::__link_nodes(__link_pointer __p, __link_pointer __f, __link_p
// Link in nodes [__f, __l] at the front of the list
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
list<_Tp, _Alloc>::__link_nodes_at_front(__link_pointer __f, __link_pointer __l)
{
@ -1095,7 +1110,7 @@ list<_Tp, _Alloc>::__link_nodes_at_front(__link_pointer __f, __link_pointer __l)
// Link in nodes [__f, __l] at the front of the list
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
list<_Tp, _Alloc>::__link_nodes_at_back(__link_pointer __f, __link_pointer __l)
{
@ -1107,7 +1122,7 @@ list<_Tp, _Alloc>::__link_nodes_at_back(__link_pointer __f, __link_pointer __l)
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
typename list<_Tp, _Alloc>::iterator
list<_Tp, _Alloc>::__iterator(size_type __n)
{
@ -1243,7 +1258,7 @@ list<_Tp, _Alloc>::list(initializer_list<value_type> __il)
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
list<_Tp, _Alloc>&
list<_Tp, _Alloc>::operator=(const list& __c)
{
@ -1258,7 +1273,7 @@ list<_Tp, _Alloc>::operator=(const list& __c)
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
list<_Tp, _Alloc>::list(list&& __c)
_NOEXCEPT_(is_nothrow_move_constructible<__node_allocator>::value)
: base(allocator_type(_VSTD::move(__c.__node_alloc())))
@ -1270,7 +1285,7 @@ list<_Tp, _Alloc>::list(list&& __c)
}
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
list<_Tp, _Alloc>::list(list&& __c, const allocator_type& __a)
: base(__a)
{
@ -1287,7 +1302,7 @@ list<_Tp, _Alloc>::list(list&& __c, const allocator_type& __a)
}
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
list<_Tp, _Alloc>&
list<_Tp, _Alloc>::operator=(list&& __c)
_NOEXCEPT_(
@ -1355,7 +1370,7 @@ list<_Tp, _Alloc>::assign(size_type __n, const value_type& __x)
}
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
_Alloc
list<_Tp, _Alloc>::get_allocator() const _NOEXCEPT
{
@ -2108,7 +2123,7 @@ list<_Tp, _Alloc>::remove_if(_Pred __pred)
}
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
list<_Tp, _Alloc>::unique()
{
@ -2131,7 +2146,7 @@ list<_Tp, _Alloc>::unique(_BinaryPred __binary_pred)
}
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
list<_Tp, _Alloc>::merge(list& __c)
{
@ -2193,7 +2208,7 @@ list<_Tp, _Alloc>::merge(list& __c, _Comp __comp)
}
template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
list<_Tp, _Alloc>::sort()
{
@ -2202,7 +2217,7 @@ list<_Tp, _Alloc>::sort()
template <class _Tp, class _Alloc>
template <class _Comp>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
list<_Tp, _Alloc>::sort(_Comp __comp)
{

316
contrib/libc++/include/locale
View File

@ -180,6 +180,7 @@ template <class charT> class messages_byname;
#include <__config>
#include <__locale>
#include <__debug>
#include <algorithm>
#include <memory>
#include <ios>
@ -213,6 +214,12 @@ template <class charT> class messages_byname;
#pragma GCC system_header
#endif
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
#include <__bsd_locale_defaults.h>
#else
#include <__bsd_locale_fallbacks.h>
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
#if defined(__APPLE__) || defined(__FreeBSD__)
@ -228,189 +235,6 @@ _LIBCPP_BEGIN_NAMESPACE_STD
typedef _VSTD::remove_pointer<locale_t>::type __locale_struct;
typedef _VSTD::unique_ptr<__locale_struct, decltype(&freelocale)> __locale_unique_ptr;
#ifndef _LIBCPP_LOCALE__L_EXTENSIONS
typedef _VSTD::unique_ptr<__locale_struct, decltype(&uselocale)> __locale_raii;
#endif
// OSX has nice foo_l() functions that let you turn off use of the global
// locale. Linux, not so much. The following functions avoid the locale when
// that's possible and otherwise do the wrong thing. FIXME.
#if defined(__linux__) || defined(__EMSCRIPTEN__) || defined(_AIX) || \
defined(_NEWLIB_VERSION) || defined(__GLIBC__)
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
decltype(MB_CUR_MAX_L(_VSTD::declval<locale_t>()))
inline _LIBCPP_INLINE_VISIBILITY
__mb_cur_max_l(locale_t __l)
{
return MB_CUR_MAX_L(__l);
}
#else // _LIBCPP_LOCALE__L_EXTENSIONS
inline _LIBCPP_ALWAYS_INLINE
decltype(MB_CUR_MAX) __mb_cur_max_l(locale_t __l)
{
__locale_raii __current(uselocale(__l), uselocale);
return MB_CUR_MAX;
}
#endif // _LIBCPP_LOCALE__L_EXTENSIONS
inline _LIBCPP_ALWAYS_INLINE
wint_t __btowc_l(int __c, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return btowc_l(__c, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return btowc(__c);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
int __wctob_l(wint_t __c, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return wctob_l(__c, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return wctob(__c);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
size_t __wcsnrtombs_l(char *__dest, const wchar_t **__src, size_t __nwc,
size_t __len, mbstate_t *__ps, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return wcsnrtombs_l(__dest, __src, __nwc, __len, __ps, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return wcsnrtombs(__dest, __src, __nwc, __len, __ps);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
size_t __wcrtomb_l(char *__s, wchar_t __wc, mbstate_t *__ps, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return wcrtomb_l(__s, __wc, __ps, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return wcrtomb(__s, __wc, __ps);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
size_t __mbsnrtowcs_l(wchar_t * __dest, const char **__src, size_t __nms,
size_t __len, mbstate_t *__ps, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return mbsnrtowcs_l(__dest, __src, __nms, __len, __ps, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return mbsnrtowcs(__dest, __src, __nms, __len, __ps);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
size_t __mbrtowc_l(wchar_t *__pwc, const char *__s, size_t __n,
mbstate_t *__ps, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return mbrtowc_l(__pwc, __s, __n, __ps, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return mbrtowc(__pwc, __s, __n, __ps);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
int __mbtowc_l(wchar_t *__pwc, const char *__pmb, size_t __max, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return mbtowc_l(__pwc, __pmb, __max, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return mbtowc(__pwc, __pmb, __max);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
size_t __mbrlen_l(const char *__s, size_t __n, mbstate_t *__ps, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return mbrlen_l(__s, __n, __ps, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return mbrlen(__s, __n, __ps);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
lconv *__localeconv_l(locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return localeconv_l(__l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return localeconv();
#endif
}
inline _LIBCPP_ALWAYS_INLINE
size_t __mbsrtowcs_l(wchar_t *__dest, const char **__src, size_t __len,
mbstate_t *__ps, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return mbsrtowcs_l(__dest, __src, __len, __ps, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return mbsrtowcs(__dest, __src, __len, __ps);
#endif
}
inline
int __snprintf_l(char *__s, size_t __n, locale_t __l, const char *__format, ...) {
va_list __va;
va_start(__va, __format);
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __res = vsnprintf_l(__s, __n, __l, __format, __va);
#else
__locale_raii __current(uselocale(__l), uselocale);
int __res = vsnprintf(__s, __n, __format, __va);
#endif
va_end(__va);
return __res;
}
inline
int __asprintf_l(char **__s, locale_t __l, const char *__format, ...) {
va_list __va;
va_start(__va, __format);
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __res = vasprintf_l(__s, __l, __format, __va);
#else
__locale_raii __current(uselocale(__l), uselocale);
int __res = vasprintf(__s, __format, __va);
#endif
va_end(__va);
return __res;
}
inline
int __sscanf_l(const char *__s, locale_t __l, const char *__format, ...) {
va_list __va;
va_start(__va, __format);
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __res = vsscanf_l(__s, __l, __format, __va);
#else
__locale_raii __current(uselocale(__l), uselocale);
int __res = vsscanf(__s, __format, __va);
#endif
va_end(__va);
return __res;
}
#endif // __linux__
// __scan_keyword
// Scans [__b, __e) until a match is found in the basic_strings range
@ -932,6 +756,28 @@ __num_get_unsigned_integral(const char* __a, const char* __a_end,
return 0;
}
template <class _Tp>
_LIBCPP_INLINE_VISIBILITY
_Tp __do_strtod(const char* __a, char** __p2);
template <>
inline _LIBCPP_INLINE_VISIBILITY
float __do_strtod<float>(const char* __a, char** __p2) {
return strtof_l(__a, __p2, _LIBCPP_GET_C_LOCALE);
}
template <>
inline _LIBCPP_INLINE_VISIBILITY
double __do_strtod<double>(const char* __a, char** __p2) {
return strtod_l(__a, __p2, _LIBCPP_GET_C_LOCALE);
}
template <>
inline _LIBCPP_INLINE_VISIBILITY
long double __do_strtod<long double>(const char* __a, char** __p2) {
return strtold_l(__a, __p2, _LIBCPP_GET_C_LOCALE);
}
template <class _Tp>
_Tp
__num_get_float(const char* __a, const char* __a_end, ios_base::iostate& __err)
@ -941,7 +787,7 @@ __num_get_float(const char* __a, const char* __a_end, ios_base::iostate& __err)
typename remove_reference<decltype(errno)>::type __save_errno = errno;
errno = 0;
char *__p2;
long double __ld = strtold_l(__a, &__p2, _LIBCPP_GET_C_LOCALE);
_Tp __ld = __do_strtod<_Tp>(__a, &__p2);
typename remove_reference<decltype(errno)>::type __current_errno = errno;
if (__current_errno == 0)
errno = __save_errno;
@ -952,7 +798,7 @@ __num_get_float(const char* __a, const char* __a_end, ios_base::iostate& __err)
}
else if (__current_errno == ERANGE)
__err = ios_base::failbit;
return static_cast<_Tp>(__ld);
return __ld;
}
__err = ios_base::failbit;
return 0;
@ -1188,11 +1034,7 @@ num_get<_CharT, _InputIterator>::do_get(iter_type __b, iter_type __e,
}
// Stage 3
__buf.resize(__a_end - __a);
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
if (sscanf_l(__buf.c_str(), _LIBCPP_GET_C_LOCALE, "%p", &__v) != 1)
#else
if (__sscanf_l(__buf.c_str(), _LIBCPP_GET_C_LOCALE, "%p", &__v) != 1)
#endif
if (__libcpp_sscanf_l(__buf.c_str(), _LIBCPP_GET_C_LOCALE, "%p", &__v) != 1)
__err = ios_base::failbit;
// EOF checked
if (__b == __e)
@ -1556,13 +1398,9 @@ num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
this->__format_int(__fmt+1, __len, true, __iob.flags());
const unsigned __nbuf = (numeric_limits<long>::digits / 3)
+ ((numeric_limits<long>::digits % 3) != 0)
+ 1;
+ 2;
char __nar[__nbuf];
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __nc = snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
int __nc = __snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#endif
int __nc = __libcpp_snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
char* __ne = __nar + __nc;
char* __np = this->__identify_padding(__nar, __ne, __iob);
// Stage 2 - Widen __nar while adding thousands separators
@ -1588,11 +1426,7 @@ num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
+ ((numeric_limits<long long>::digits % 3) != 0)
+ 2;
char __nar[__nbuf];
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __nc = snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
int __nc = __snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#endif
int __nc = __libcpp_snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
char* __ne = __nar + __nc;
char* __np = this->__identify_padding(__nar, __ne, __iob);
// Stage 2 - Widen __nar while adding thousands separators
@ -1618,11 +1452,7 @@ num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
+ ((numeric_limits<unsigned long>::digits % 3) != 0)
+ 1;
char __nar[__nbuf];
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __nc = snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
int __nc = __snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#endif
int __nc = __libcpp_snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
char* __ne = __nar + __nc;
char* __np = this->__identify_padding(__nar, __ne, __iob);
// Stage 2 - Widen __nar while adding thousands separators
@ -1648,11 +1478,7 @@ num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
+ ((numeric_limits<unsigned long long>::digits % 3) != 0)
+ 1;
char __nar[__nbuf];
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __nc = snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
int __nc = __snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#endif
int __nc = __libcpp_snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
char* __ne = __nar + __nc;
char* __np = this->__identify_padding(__nar, __ne, __iob);
// Stage 2 - Widen __nar while adding thousands separators
@ -1679,34 +1505,17 @@ num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
char* __nb = __nar;
int __nc;
if (__specify_precision)
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt,
__nc = __libcpp_snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt,
(int)__iob.precision(), __v);
#else
__nc = __snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt,
(int)__iob.precision(), __v);
#endif
else
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
__nc = __snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt, __v);
#endif
__nc = __libcpp_snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt, __v);
unique_ptr<char, void(*)(void*)> __nbh(0, free);
if (__nc > static_cast<int>(__nbuf-1))
{
if (__specify_precision)
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, (int)__iob.precision(), __v);
#else
__nc = __asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, (int)__iob.precision(), __v);
#endif
__nc = __libcpp_asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, (int)__iob.precision(), __v);
else
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
__nc = __asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, (int)__iob.precision(), __v);
#endif
__nc = __libcpp_asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, __v);
if (__nb == 0)
__throw_bad_alloc();
__nbh.reset(__nb);
@ -1747,34 +1556,17 @@ num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
char* __nb = __nar;
int __nc;
if (__specify_precision)
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt,
__nc = __libcpp_snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt,
(int)__iob.precision(), __v);
#else
__nc = __snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt,
(int)__iob.precision(), __v);
#endif
else
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
__nc = __snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt, __v);
#endif
__nc = __libcpp_snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt, __v);
unique_ptr<char, void(*)(void*)> __nbh(0, free);
if (__nc > static_cast<int>(__nbuf-1))
{
if (__specify_precision)
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, (int)__iob.precision(), __v);
#else
__nc = __asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, (int)__iob.precision(), __v);
#endif
__nc = __libcpp_asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, (int)__iob.precision(), __v);
else
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
__nc = __asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, __v);
#endif
__nc = __libcpp_asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, __v);
if (__nb == 0)
__throw_bad_alloc();
__nbh.reset(__nb);
@ -1810,11 +1602,7 @@ num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
char __fmt[6] = "%p";
const unsigned __nbuf = 20;
char __nar[__nbuf];
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __nc = snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
int __nc = __snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#endif
int __nc = __libcpp_snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
char* __ne = __nar + __nc;
char* __np = this->__identify_padding(__nar, __ne, __iob);
// Stage 2 - Widen __nar
@ -3526,11 +3314,7 @@ money_put<_CharT, _OutputIterator>::do_put(iter_type __s, bool __intl,
// secure memory for digit storage
if (__n > __bs-1)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__n = static_cast<size_t>(asprintf_l(&__bb, _LIBCPP_GET_C_LOCALE, "%.0Lf", __units));
#else
__n = __asprintf_l(&__bb, _LIBCPP_GET_C_LOCALE, "%.0Lf", __units);
#endif
__n = static_cast<size_t>(__libcpp_asprintf_l(&__bb, _LIBCPP_GET_C_LOCALE, "%.0Lf", __units));
if (__bb == 0)
__throw_bad_alloc();
__hn.reset(__bb);
@ -3850,7 +3634,7 @@ wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::
: __byte_err_string_(_VSTD::move(__wc.__byte_err_string_)),
__wide_err_string_(_VSTD::move(__wc.__wide_err_string_)),
__cvtptr_(__wc.__cvtptr_),
__cvtstate_(__wc.__cvtstate_), __cvtcount_(__wc.__cvtstate_)
__cvtstate_(__wc.__cvtstate_), __cvtcount_(__wc.__cvtcount_)
{
__wc.__cvtptr_ = nullptr;
}
@ -4140,7 +3924,9 @@ wbuffer_convert<_Codecvt, _Elem, _Tr>::underflow()
}
else
{
memmove(__extbuf_, __extbufnext_, __extbufend_ - __extbufnext_);
_LIBCPP_ASSERT(!(__extbufnext_ == NULL && (__extbufend_ != __extbufnext_)), "underflow moving from NULL" );
if (__extbufend_ != __extbufnext_)
memmove(__extbuf_, __extbufnext_, __extbufend_ - __extbufnext_);
__extbufnext_ = __extbuf_ + (__extbufend_ - __extbufnext_);
__extbufend_ = __extbuf_ + (__extbuf_ == __extbuf_min_ ? sizeof(__extbuf_min_) : __ebs_);
streamsize __nmemb = _VSTD::min(static_cast<streamsize>(this->egptr() - this->eback() - __unget_sz),

544
contrib/libc++/include/map
View File

@ -162,7 +162,7 @@ public:
void swap(map& m)
noexcept(allocator_traits<allocator_type>::is_always_equal::value &&
__is_nothrow_swappable<key_compare>::value); // C++17
is_nothrow_swappable<key_compare>::value); // C++17
// observers:
allocator_type get_allocator() const noexcept;
@ -357,7 +357,7 @@ public:
void swap(multimap& m)
noexcept(allocator_traits<allocator_type>::is_always_equal::value &&
__is_nothrow_swappable<key_compare>::value); // C++17
is_nothrow_swappable<key_compare>::value); // C++17
// observers:
allocator_type get_allocator() const noexcept;
@ -564,13 +564,11 @@ class __map_node_destructor
{
typedef _Allocator allocator_type;
typedef allocator_traits<allocator_type> __alloc_traits;
typedef typename __alloc_traits::value_type::value_type value_type;
public:
typedef typename __alloc_traits::pointer pointer;
private:
typedef typename value_type::value_type::first_type first_type;
typedef typename value_type::value_type::second_type second_type;
private:
allocator_type& __na_;
__map_node_destructor& operator=(const __map_node_destructor&);
@ -615,7 +613,7 @@ template <class _Key, class _Tp, class _Compare, class _Allocator>
class multimap;
template <class _TreeIterator> class __map_const_iterator;
#if __cplusplus >= 201103L
#ifndef _LIBCPP_CXX03_LANG
template <class _Key, class _Tp>
union __value_type
@ -628,33 +626,29 @@ union __value_type
value_type __cc;
__nc_value_type __nc;
template <class ..._Args>
_LIBCPP_INLINE_VISIBILITY
__value_type(_Args&& ...__args)
: __cc(std::forward<_Args>(__args)...) {}
_LIBCPP_INLINE_VISIBILITY
__value_type(const __value_type& __v)
: __cc(__v.__cc) {}
_LIBCPP_INLINE_VISIBILITY
__value_type(__value_type& __v)
: __cc(__v.__cc) {}
_LIBCPP_INLINE_VISIBILITY
__value_type(__value_type&& __v)
: __nc(std::move(__v.__nc)) {}
_LIBCPP_INLINE_VISIBILITY
__value_type& operator=(const __value_type& __v)
{__nc = __v.__cc; return *this;}
_LIBCPP_INLINE_VISIBILITY
__value_type& operator=(__value_type&& __v)
{__nc = std::move(__v.__nc); return *this;}
{__nc = _VSTD::move(__v.__nc); return *this;}
template <class _ValueTp,
class = typename enable_if<
__is_same_uncvref<_ValueTp, value_type>::value
>::type
>
_LIBCPP_INLINE_VISIBILITY
~__value_type() {__cc.~value_type();}
__value_type& operator=(_ValueTp&& __v) {
__nc = _VSTD::forward<_ValueTp>(__v); return *this;
}
private:
__value_type() _LIBCPP_EQUAL_DELETE;
~__value_type() _LIBCPP_EQUAL_DELETE;
__value_type(const __value_type& __v) _LIBCPP_EQUAL_DELETE;
__value_type(__value_type&& __v) _LIBCPP_EQUAL_DELETE;
};
#else
@ -668,18 +662,11 @@ struct __value_type
value_type __cc;
_LIBCPP_INLINE_VISIBILITY
__value_type() {}
template <class _A0>
_LIBCPP_INLINE_VISIBILITY
__value_type(const _A0& __a0)
: __cc(__a0) {}
template <class _A0, class _A1>
_LIBCPP_INLINE_VISIBILITY
__value_type(const _A0& __a0, const _A1& __a1)
: __cc(__a0, __a1) {}
private:
__value_type();
__value_type(__value_type const&);
__value_type& operator=(__value_type const&);
~__value_type();
};
#endif
@ -697,19 +684,17 @@ struct __extract_key_value_types<__value_type<_Key, _Tp> >
template <class _TreeIterator>
class _LIBCPP_TYPE_VIS_ONLY __map_iterator
{
typedef typename _TreeIterator::_NodeTypes _NodeTypes;
typedef typename _TreeIterator::__pointer_traits __pointer_traits;
_TreeIterator __i_;
typedef typename _TreeIterator::__pointer_traits __pointer_traits;
typedef typename _TreeIterator::value_type __value_type;
typedef typename __extract_key_value_types<__value_type>::__key_type __key_type;
typedef typename __extract_key_value_types<__value_type>::__mapped_type __mapped_type;
public:
typedef bidirectional_iterator_tag iterator_category;
typedef pair<__key_type, __mapped_type> value_type;
typedef typename _NodeTypes::__map_value_type value_type;
typedef typename _TreeIterator::difference_type difference_type;
typedef value_type& reference;
typedef typename __rebind_pointer<typename __pointer_traits::pointer, value_type>::type
pointer;
typedef typename _NodeTypes::__map_value_type_pointer pointer;
_LIBCPP_INLINE_VISIBILITY
__map_iterator() _NOEXCEPT {}
@ -758,19 +743,17 @@ public:
template <class _TreeIterator>
class _LIBCPP_TYPE_VIS_ONLY __map_const_iterator
{
typedef typename _TreeIterator::_NodeTypes _NodeTypes;
typedef typename _TreeIterator::__pointer_traits __pointer_traits;
_TreeIterator __i_;
typedef typename _TreeIterator::__pointer_traits __pointer_traits;
typedef typename _TreeIterator::value_type __value_type;
typedef typename __extract_key_value_types<__value_type>::__key_type __key_type;
typedef typename __extract_key_value_types<__value_type>::__mapped_type __mapped_type;
public:
typedef bidirectional_iterator_tag iterator_category;
typedef pair<__key_type, __mapped_type> value_type;
typedef typename _NodeTypes::__map_value_type value_type;
typedef typename _TreeIterator::difference_type difference_type;
typedef const value_type& reference;
typedef typename __rebind_pointer<typename __pointer_traits::pointer, const value_type>::type
pointer;
typedef typename _NodeTypes::__const_map_value_type_pointer pointer;
_LIBCPP_INLINE_VISIBILITY
__map_const_iterator() _NOEXCEPT {}
@ -890,7 +873,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
explicit map(const key_compare& __comp, const allocator_type& __a)
: __tree_(__vc(__comp), __a) {}
: __tree_(__vc(__comp), typename __base::allocator_type(__a)) {}
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
@ -905,7 +888,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
map(_InputIterator __f, _InputIterator __l,
const key_compare& __comp, const allocator_type& __a)
: __tree_(__vc(__comp), __a)
: __tree_(__vc(__comp), typename __base::allocator_type(__a))
{
insert(__f, __l);
}
@ -927,7 +910,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
map& operator=(const map& __m)
{
#if __cplusplus >= 201103L
#ifndef _LIBCPP_CXX03_LANG
__tree_ = __m.__tree_;
#else
if (this != &__m) {
@ -972,7 +955,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
map(initializer_list<value_type> __il, const key_compare& __comp, const allocator_type& __a)
: __tree_(__vc(__comp), __a)
: __tree_(__vc(__comp), typename __base::allocator_type(__a))
{
insert(__il.begin(), __il.end());
}
@ -994,13 +977,13 @@ public:
_LIBCPP_INLINE_VISIBILITY
explicit map(const allocator_type& __a)
: __tree_(__a)
: __tree_(typename __base::allocator_type(__a))
{
}
_LIBCPP_INLINE_VISIBILITY
map(const map& __m, const allocator_type& __a)
: __tree_(__m.__tree_.value_comp(), __a)
: __tree_(__m.__tree_.value_comp(), typename __base::allocator_type(__a))
{
insert(__m.begin(), __m.end());
}
@ -1043,7 +1026,7 @@ public:
size_type max_size() const _NOEXCEPT {return __tree_.max_size();}
mapped_type& operator[](const key_type& __k);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_CXX03_LANG
mapped_type& operator[](key_type&& __k);
#endif
@ -1051,24 +1034,24 @@ public:
const mapped_type& at(const key_type& __k) const;
_LIBCPP_INLINE_VISIBILITY
allocator_type get_allocator() const _NOEXCEPT {return __tree_.__alloc();}
allocator_type get_allocator() const _NOEXCEPT {return allocator_type(__tree_.__alloc());}
_LIBCPP_INLINE_VISIBILITY
key_compare key_comp() const {return __tree_.value_comp().key_comp();}
_LIBCPP_INLINE_VISIBILITY
value_compare value_comp() const {return value_compare(__tree_.value_comp().key_comp());}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_HAS_NO_VARIADICS
#ifndef _LIBCPP_CXX03_LANG
template <class ..._Args>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> emplace(_Args&& ...__args) {
return __tree_.__emplace_unique(_VSTD::forward<_Args>(__args)...);
}
template <class ..._Args>
pair<iterator, bool>
emplace(_Args&& ...__args);
template <class ..._Args>
iterator
emplace_hint(const_iterator __p, _Args&& ...__args);
#endif // _LIBCPP_HAS_NO_VARIADICS
_LIBCPP_INLINE_VISIBILITY
iterator emplace_hint(const_iterator __p, _Args&& ...__args) {
return __tree_.__emplace_hint_unique(__p.__i_, _VSTD::forward<_Args>(__args)...);
}
template <class _Pp,
class = typename enable_if<is_constructible<value_type, _Pp>::value>::type>
@ -1082,7 +1065,7 @@ public:
iterator insert(const_iterator __pos, _Pp&& __p)
{return __tree_.__insert_unique(__pos.__i_, _VSTD::forward<_Pp>(__p));}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
#endif // _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool>
@ -1093,15 +1076,14 @@ public:
insert(const_iterator __p, const value_type& __v)
{return __tree_.__insert_unique(__p.__i_, __v);}
#if _LIBCPP_STD_VER > 14 && !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES)
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool>
insert( value_type&& __v) {return __tree_.__insert_unique(_VSTD::forward<value_type>(__v));}
insert(value_type&& __v) {return __tree_.__insert_unique(_VSTD::move(__v));}
_LIBCPP_INLINE_VISIBILITY
iterator
insert(const_iterator __p, value_type&& __v)
{return __tree_.__insert_unique(__p.__i_, _VSTD::forward<value_type>(__v));}
iterator insert(const_iterator __p, value_type&& __v)
{return __tree_.__insert_unique(__p.__i_, _VSTD::move(__v));}
#endif
template <class _InputIterator>
@ -1121,62 +1103,45 @@ public:
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
#if _LIBCPP_STD_VER > 14
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_HAS_NO_VARIADICS
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> try_emplace(const key_type& __k, _Args&&... __args)
{
iterator __p = lower_bound(__k);
if ( __p != end() && !key_comp()(__k, __p->first))
return _VSTD::make_pair(__p, false);
else
return _VSTD::make_pair(
emplace_hint(__p,
_VSTD::piecewise_construct, _VSTD::forward_as_tuple(__k),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...)),
true);
return __tree_.__emplace_unique_key_args(__k,
_VSTD::piecewise_construct,
_VSTD::forward_as_tuple(__k),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...));
}
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> try_emplace(key_type&& __k, _Args&&... __args)
{
iterator __p = lower_bound(__k);
if ( __p != end() && !key_comp()(__k, __p->first))
return _VSTD::make_pair(__p, false);
else
return _VSTD::make_pair(
emplace_hint(__p,
_VSTD::piecewise_construct, _VSTD::forward_as_tuple(_VSTD::move(__k)),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...)),
true);
return __tree_.__emplace_unique_key_args(__k,
_VSTD::piecewise_construct,
_VSTD::forward_as_tuple(_VSTD::move(__k)),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...));
}
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
iterator try_emplace(const_iterator __h, const key_type& __k, _Args&&... __args)
{
iterator __p = lower_bound(__k);
if ( __p != end() && !key_comp()(__k, __p->first))
return __p;
else
return emplace_hint(__p,
_VSTD::piecewise_construct, _VSTD::forward_as_tuple(__k),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...));
return __tree_.__emplace_hint_unique_key_args(__h.__i_, __k,
_VSTD::piecewise_construct,
_VSTD::forward_as_tuple(__k),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...));
}
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
iterator try_emplace(const_iterator __h, key_type&& __k, _Args&&... __args)
{
iterator __p = lower_bound(__k);
if ( __p != end() && !key_comp()(__k, __p->first))
return __p;
else
return emplace_hint(__p,
_VSTD::piecewise_construct, _VSTD::forward_as_tuple(_VSTD::move(__k)),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...));
return __tree_.__emplace_hint_unique_key_args(__h.__i_, __k,
_VSTD::piecewise_construct,
_VSTD::forward_as_tuple(_VSTD::move(__k)),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...));
}
template <class _Vp>
@ -1191,7 +1156,7 @@ public:
}
return _VSTD::make_pair(emplace_hint(__p, __k, _VSTD::forward<_Vp>(__v)), true);
}
template <class _Vp>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> insert_or_assign(key_type&& __k, _Vp&& __v)
@ -1230,8 +1195,7 @@ public:
}
return emplace_hint(__h, _VSTD::move(__k), _VSTD::forward<_Vp>(__v));
}
#endif
#endif
#endif
_LIBCPP_INLINE_VISIBILITY
@ -1332,38 +1296,36 @@ private:
typedef typename __base::__node __node;
typedef typename __base::__node_allocator __node_allocator;
typedef typename __base::__node_pointer __node_pointer;
typedef typename __base::__node_const_pointer __node_const_pointer;
typedef typename __base::__node_base_pointer __node_base_pointer;
typedef typename __base::__node_base_const_pointer __node_base_const_pointer;
typedef __map_node_destructor<__node_allocator> _Dp;
typedef unique_ptr<__node, _Dp> __node_holder;
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
__node_holder __construct_node();
template <class _A0>
__node_holder __construct_node(_A0&& __a0);
__node_holder __construct_node_with_key(key_type&& __k);
#ifndef _LIBCPP_HAS_NO_VARIADICS
template <class _A0, class _A1, class ..._Args>
__node_holder __construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args);
#endif // _LIBCPP_HAS_NO_VARIADICS
#endif
#ifdef _LIBCPP_CXX03_LANG
__node_holder __construct_node_with_key(const key_type& __k);
#endif
__node_base_pointer const&
__find_equal_key(__node_base_pointer& __parent, const key_type& __k) const;
_LIBCPP_INLINE_VISIBILITY
__node_base_pointer&
__find_equal_key(__node_base_pointer& __parent, const key_type& __k);
__node_base_const_pointer
__find_equal_key(__node_base_const_pointer& __parent, const key_type& __k) const;
__find_equal_key(__node_base_pointer& __parent, const key_type& __k) {
map const* __const_this = this;
return const_cast<__node_base_pointer&>(
__const_this->__find_equal_key(__parent, __k));
}
};
// Find place to insert if __k doesn't exist
// Set __parent to parent of null leaf
// Return reference to null leaf
// Find __k
// Set __parent to parent of null leaf and
// return reference to null leaf iv __k does not exist.
// If __k exists, set parent to node of __k and return reference to node of __k
template <class _Key, class _Tp, class _Compare, class _Allocator>
typename map<_Key, _Tp, _Compare, _Allocator>::__node_base_pointer&
typename map<_Key, _Tp, _Compare, _Allocator>::__node_base_pointer const&
map<_Key, _Tp, _Compare, _Allocator>::__find_equal_key(__node_base_pointer& __parent,
const key_type& __k)
const key_type& __k) const
{
__node_pointer __nd = __tree_.__root();
if (__nd != nullptr)
@ -1401,125 +1363,25 @@ map<_Key, _Tp, _Compare, _Allocator>::__find_equal_key(__node_base_pointer& __pa
return __parent->__left_;
}
// Find __k
// Set __parent to parent of null leaf and
// return reference to null leaf iv __k does not exist.
// If __k exists, set parent to node of __k and return reference to node of __k
template <class _Key, class _Tp, class _Compare, class _Allocator>
typename map<_Key, _Tp, _Compare, _Allocator>::__node_base_const_pointer
map<_Key, _Tp, _Compare, _Allocator>::__find_equal_key(__node_base_const_pointer& __parent,
const key_type& __k) const
{
__node_const_pointer __nd = __tree_.__root();
if (__nd != nullptr)
{
while (true)
{
if (__tree_.value_comp().key_comp()(__k, __nd->__value_.__cc.first))
{
if (__nd->__left_ != nullptr)
__nd = static_cast<__node_pointer>(__nd->__left_);
else
{
__parent = static_cast<__node_base_pointer>(__nd);
return const_cast<const __node_base_const_pointer&>(__parent->__left_);
}
}
else if (__tree_.value_comp().key_comp()(__nd->__value_.__cc.first, __k))
{
if (__nd->__right_ != nullptr)
__nd = static_cast<__node_pointer>(__nd->__right_);
else
{
__parent = static_cast<__node_base_pointer>(__nd);
return const_cast<const __node_base_const_pointer&>(__parent->__right_);
}
}
else
{
__parent = static_cast<__node_base_pointer>(__nd);
return __parent;
}
}
}
__parent = static_cast<__node_base_pointer>(__tree_.__end_node());
return const_cast<const __node_base_const_pointer&>(__parent->__left_);
}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_CXX03_LANG
template <class _Key, class _Tp, class _Compare, class _Allocator>
map<_Key, _Tp, _Compare, _Allocator>::map(map&& __m, const allocator_type& __a)
: __tree_(_VSTD::move(__m.__tree_), __a)
: __tree_(_VSTD::move(__m.__tree_), typename __base::allocator_type(__a))
{
if (__a != __m.get_allocator())
{
const_iterator __e = cend();
while (!__m.empty())
__tree_.__insert_unique(__e.__i_,
_VSTD::move(__m.__tree_.remove(__m.begin().__i_)->__value_));
_VSTD::move(__m.__tree_.remove(__m.begin().__i_)->__value_.__nc));
}
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder
map<_Key, _Tp, _Compare, _Allocator>::__construct_node()
{
__node_allocator& __na = __tree_.__node_alloc();
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
__node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.first));
__h.get_deleter().__first_constructed = true;
__node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.second));
__h.get_deleter().__second_constructed = true;
return __h;
}
#endif // !_LIBCPP_CXX03_LANG
template <class _Key, class _Tp, class _Compare, class _Allocator>
template <class _A0>
typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder
map<_Key, _Tp, _Compare, _Allocator>::__construct_node(_A0&& __a0)
{
__node_allocator& __na = __tree_.__node_alloc();
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
__node_traits::construct(__na, _VSTD::addressof(__h->__value_), _VSTD::forward<_A0>(__a0));
__h.get_deleter().__first_constructed = true;
__h.get_deleter().__second_constructed = true;
return __h;
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder
map<_Key, _Tp, _Compare, _Allocator>::__construct_node_with_key(key_type&& __k)
{
__node_allocator& __na = __tree_.__node_alloc();
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
__node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.first), _VSTD::move(__k));
__h.get_deleter().__first_constructed = true;
__node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.second));
__h.get_deleter().__second_constructed = true;
return __h;
}
#ifndef _LIBCPP_HAS_NO_VARIADICS
template <class _Key, class _Tp, class _Compare, class _Allocator>
template <class _A0, class _A1, class ..._Args>
typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder
map<_Key, _Tp, _Compare, _Allocator>::__construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args)
{
__node_allocator& __na = __tree_.__node_alloc();
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
__node_traits::construct(__na, _VSTD::addressof(__h->__value_),
_VSTD::forward<_A0>(__a0), _VSTD::forward<_A1>(__a1),
_VSTD::forward<_Args>(__args)...);
__h.get_deleter().__first_constructed = true;
__h.get_deleter().__second_constructed = true;
return __h;
}
#endif // _LIBCPP_HAS_NO_VARIADICS
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifdef _LIBCPP_CXX03_LANG
template <class _Key, class _Tp, class _Compare, class _Allocator>
typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder
@ -1550,25 +1412,29 @@ map<_Key, _Tp, _Compare, _Allocator>::operator[](const key_type& __k)
return __r->__value_.__cc.second;
}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#else
template <class _Key, class _Tp, class _Compare, class _Allocator>
_Tp&
map<_Key, _Tp, _Compare, _Allocator>::operator[](const key_type& __k)
{
return __tree_.__emplace_unique_key_args(__k,
_VSTD::piecewise_construct,
_VSTD::forward_as_tuple(__k),
_VSTD::forward_as_tuple()).first->__cc.second;
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
_Tp&
map<_Key, _Tp, _Compare, _Allocator>::operator[](key_type&& __k)
{
__node_base_pointer __parent;
__node_base_pointer& __child = __find_equal_key(__parent, __k);
__node_pointer __r = static_cast<__node_pointer>(__child);
if (__child == nullptr)
{
__node_holder __h = __construct_node_with_key(_VSTD::move(__k));
__tree_.__insert_node_at(__parent, __child, static_cast<__node_base_pointer>(__h.get()));
__r = __h.release();
}
return __r->__value_.__cc.second;
return __tree_.__emplace_unique_key_args(__k,
_VSTD::piecewise_construct,
_VSTD::forward_as_tuple(_VSTD::move(__k)),
_VSTD::forward_as_tuple()).first->__cc.second;
}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
#endif // !_LIBCPP_CXX03_LANG
template <class _Key, class _Tp, class _Compare, class _Allocator>
_Tp&
@ -1587,43 +1453,15 @@ template <class _Key, class _Tp, class _Compare, class _Allocator>
const _Tp&
map<_Key, _Tp, _Compare, _Allocator>::at(const key_type& __k) const
{
__node_base_const_pointer __parent;
__node_base_const_pointer __child = __find_equal_key(__parent, __k);
__node_base_pointer __parent;
__node_base_pointer __child = __find_equal_key(__parent, __k);
#ifndef _LIBCPP_NO_EXCEPTIONS
if (__child == nullptr)
throw out_of_range("map::at: key not found");
#endif // _LIBCPP_NO_EXCEPTIONS
return static_cast<__node_const_pointer>(__child)->__value_.__cc.second;
return static_cast<__node_pointer>(__child)->__value_.__cc.second;
}
#if !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS)
template <class _Key, class _Tp, class _Compare, class _Allocator>
template <class ..._Args>
pair<typename map<_Key, _Tp, _Compare, _Allocator>::iterator, bool>
map<_Key, _Tp, _Compare, _Allocator>::emplace(_Args&& ...__args)
{
__node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...);
pair<iterator, bool> __r = __tree_.__node_insert_unique(__h.get());
if (__r.second)
__h.release();
return __r;
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
template <class ..._Args>
typename map<_Key, _Tp, _Compare, _Allocator>::iterator
map<_Key, _Tp, _Compare, _Allocator>::emplace_hint(const_iterator __p,
_Args&& ...__args)
{
__node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...);
iterator __r = __tree_.__node_insert_unique(__p.__i_, __h.get());
if (__r.__i_.__ptr_ == __h.get())
__h.release();
return __r;
}
#endif // !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS)
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
@ -1761,7 +1599,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
explicit multimap(const key_compare& __comp, const allocator_type& __a)
: __tree_(__vc(__comp), __a) {}
: __tree_(__vc(__comp), typename __base::allocator_type(__a)) {}
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
@ -1776,7 +1614,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
multimap(_InputIterator __f, _InputIterator __l,
const key_compare& __comp, const allocator_type& __a)
: __tree_(__vc(__comp), __a)
: __tree_(__vc(__comp), typename __base::allocator_type(__a))
{
insert(__f, __l);
}
@ -1799,7 +1637,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
multimap& operator=(const multimap& __m)
{
#if __cplusplus >= 201103L
#ifndef _LIBCPP_CXX03_LANG
__tree_ = __m.__tree_;
#else
if (this != &__m) {
@ -1844,7 +1682,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
multimap(initializer_list<value_type> __il, const key_compare& __comp, const allocator_type& __a)
: __tree_(__vc(__comp), __a)
: __tree_(__vc(__comp), typename __base::allocator_type(__a))
{
insert(__il.begin(), __il.end());
}
@ -1866,13 +1704,13 @@ public:
_LIBCPP_INLINE_VISIBILITY
explicit multimap(const allocator_type& __a)
: __tree_(__a)
: __tree_(typename __base::allocator_type(__a))
{
}
_LIBCPP_INLINE_VISIBILITY
multimap(const multimap& __m, const allocator_type& __a)
: __tree_(__m.__tree_.value_comp(), __a)
: __tree_(__m.__tree_.value_comp(), typename __base::allocator_type(__a))
{
insert(__m.begin(), __m.end());
}
@ -1914,25 +1752,26 @@ public:
size_type max_size() const _NOEXCEPT {return __tree_.max_size();}
_LIBCPP_INLINE_VISIBILITY
allocator_type get_allocator() const _NOEXCEPT {return __tree_.__alloc();}
allocator_type get_allocator() const _NOEXCEPT {return allocator_type(__tree_.__alloc());}
_LIBCPP_INLINE_VISIBILITY
key_compare key_comp() const {return __tree_.value_comp().key_comp();}
_LIBCPP_INLINE_VISIBILITY
value_compare value_comp() const
{return value_compare(__tree_.value_comp().key_comp());}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_HAS_NO_VARIADICS
#ifndef _LIBCPP_CXX03_LANG
template <class ..._Args>
iterator
emplace(_Args&& ...__args);
_LIBCPP_INLINE_VISIBILITY
iterator emplace(_Args&& ...__args) {
return __tree_.__emplace_multi(_VSTD::forward<_Args>(__args)...);
}
template <class ..._Args>
iterator
emplace_hint(const_iterator __p, _Args&& ...__args);
#endif // _LIBCPP_HAS_NO_VARIADICS
_LIBCPP_INLINE_VISIBILITY
iterator emplace_hint(const_iterator __p, _Args&& ...__args) {
return __tree_.__emplace_hint_multi(__p.__i_, _VSTD::forward<_Args>(__args)...);
}
template <class _Pp,
class = typename enable_if<is_constructible<value_type, _Pp>::value>::type>
@ -1946,7 +1785,15 @@ public:
iterator insert(const_iterator __pos, _Pp&& __p)
{return __tree_.__insert_multi(__pos.__i_, _VSTD::forward<_Pp>(__p));}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
iterator insert(value_type&& __v)
{return __tree_.__insert_multi(_VSTD::move(__v));}
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator __p, value_type&& __v)
{return __tree_.__insert_multi(__p.__i_, _VSTD::move(__v));}
#endif // _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
iterator insert(const value_type& __v) {return __tree_.__insert_multi(__v);}
@ -1955,15 +1802,6 @@ public:
iterator insert(const_iterator __p, const value_type& __v)
{return __tree_.__insert_multi(__p.__i_, __v);}
#if _LIBCPP_STD_VER > 14 && !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES)
_LIBCPP_INLINE_VISIBILITY
iterator insert( value_type&& __v) {return __tree_.__insert_multi(_VSTD::forward<value_type>(__v));}
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator __p, value_type&& __v)
{return __tree_.__insert_multi(__p.__i_, _VSTD::forward<value_type>(__v));}
#endif
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
void insert(_InputIterator __f, _InputIterator __l)
@ -2077,109 +1915,25 @@ private:
typedef typename __base::__node __node;
typedef typename __base::__node_allocator __node_allocator;
typedef typename __base::__node_pointer __node_pointer;
typedef typename __base::__node_const_pointer __node_const_pointer;
typedef __map_node_destructor<__node_allocator> _Dp;
typedef unique_ptr<__node, _Dp> __node_holder;
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
__node_holder __construct_node();
template <class _A0>
__node_holder
__construct_node(_A0&& __a0);
#ifndef _LIBCPP_HAS_NO_VARIADICS
template <class _A0, class _A1, class ..._Args>
__node_holder __construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args);
#endif // _LIBCPP_HAS_NO_VARIADICS
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
};
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
#ifndef _LIBCPP_CXX03_LANG
template <class _Key, class _Tp, class _Compare, class _Allocator>
multimap<_Key, _Tp, _Compare, _Allocator>::multimap(multimap&& __m, const allocator_type& __a)
: __tree_(_VSTD::move(__m.__tree_), __a)
: __tree_(_VSTD::move(__m.__tree_), typename __base::allocator_type(__a))
{
if (__a != __m.get_allocator())
{
const_iterator __e = cend();
while (!__m.empty())
__tree_.__insert_multi(__e.__i_,
_VSTD::move(__m.__tree_.remove(__m.begin().__i_)->__value_));
_VSTD::move(__m.__tree_.remove(__m.begin().__i_)->__value_.__nc));
}
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
typename multimap<_Key, _Tp, _Compare, _Allocator>::__node_holder
multimap<_Key, _Tp, _Compare, _Allocator>::__construct_node()
{
__node_allocator& __na = __tree_.__node_alloc();
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
__node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.first));
__h.get_deleter().__first_constructed = true;
__node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.second));
__h.get_deleter().__second_constructed = true;
return __h;
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
template <class _A0>
typename multimap<_Key, _Tp, _Compare, _Allocator>::__node_holder
multimap<_Key, _Tp, _Compare, _Allocator>::__construct_node(_A0&& __a0)
{
__node_allocator& __na = __tree_.__node_alloc();
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
__node_traits::construct(__na, _VSTD::addressof(__h->__value_), _VSTD::forward<_A0>(__a0));
__h.get_deleter().__first_constructed = true;
__h.get_deleter().__second_constructed = true;
return __h;
}
#ifndef _LIBCPP_HAS_NO_VARIADICS
template <class _Key, class _Tp, class _Compare, class _Allocator>
template <class _A0, class _A1, class ..._Args>
typename multimap<_Key, _Tp, _Compare, _Allocator>::__node_holder
multimap<_Key, _Tp, _Compare, _Allocator>::__construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args)
{
__node_allocator& __na = __tree_.__node_alloc();
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
__node_traits::construct(__na, _VSTD::addressof(__h->__value_),
_VSTD::forward<_A0>(__a0), _VSTD::forward<_A1>(__a1),
_VSTD::forward<_Args>(__args)...);
__h.get_deleter().__first_constructed = true;
__h.get_deleter().__second_constructed = true;
return __h;
}
#endif // _LIBCPP_HAS_NO_VARIADICS
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
#if !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS)
template <class _Key, class _Tp, class _Compare, class _Allocator>
template <class ..._Args>
typename multimap<_Key, _Tp, _Compare, _Allocator>::iterator
multimap<_Key, _Tp, _Compare, _Allocator>::emplace(_Args&& ...__args)
{
__node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...);
iterator __r = __tree_.__node_insert_multi(__h.get());
__h.release();
return __r;
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
template <class ..._Args>
typename multimap<_Key, _Tp, _Compare, _Allocator>::iterator
multimap<_Key, _Tp, _Compare, _Allocator>::emplace_hint(const_iterator __p,
_Args&& ...__args)
{
__node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...);
iterator __r = __tree_.__node_insert_multi(__p.__i_, __h.get());
__h.release();
return __r;
}
#endif // !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS)
#endif
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY

142
contrib/libc++/include/memory
View File

@ -361,6 +361,7 @@ class shared_ptr
{
public:
typedef T element_type;
typedef weak_ptr<T> weak_type; // C++17
// constructors:
constexpr shared_ptr() noexcept;
@ -607,6 +608,7 @@ void* align(size_t alignment, size_t size, void*& ptr, size_t& space);
#include <__functional_base>
#include <iosfwd>
#include <tuple>
#include <stdexcept>
#include <cstring>
#if defined(_LIBCPP_NO_EXCEPTIONS)
#include <cassert>
@ -1726,7 +1728,12 @@ public:
_LIBCPP_INLINE_VISIBILITY const_pointer address(const_reference __x) const _NOEXCEPT
{return _VSTD::addressof(__x);}
_LIBCPP_INLINE_VISIBILITY pointer allocate(size_type __n, allocator<void>::const_pointer = 0)
{return static_cast<pointer>(_VSTD::__allocate(__n * sizeof(_Tp)));}
{
if (__n > max_size())
__libcpp_throw(length_error("allocator<T>::allocate(size_t n)"
" 'n' exceeds maximum supported size"));
return static_cast<pointer>(_VSTD::__allocate(__n * sizeof(_Tp)));
}
_LIBCPP_INLINE_VISIBILITY void deallocate(pointer __p, size_type) _NOEXCEPT
{_VSTD::__deallocate((void*)__p);}
_LIBCPP_INLINE_VISIBILITY size_type max_size() const _NOEXCEPT
@ -1817,7 +1824,12 @@ public:
_LIBCPP_INLINE_VISIBILITY const_pointer address(const_reference __x) const _NOEXCEPT
{return _VSTD::addressof(__x);}
_LIBCPP_INLINE_VISIBILITY pointer allocate(size_type __n, allocator<void>::const_pointer = 0)
{return static_cast<pointer>(_VSTD::__allocate(__n * sizeof(_Tp)));}
{
if (__n > max_size())
__libcpp_throw(length_error("allocator<const T>::allocate(size_t n)"
" 'n' exceeds maximum supported size"));
return static_cast<pointer>(_VSTD::__allocate(__n * sizeof(_Tp)));
}
_LIBCPP_INLINE_VISIBILITY void deallocate(pointer __p, size_type) _NOEXCEPT
{_VSTD::__deallocate((void*)__p);}
_LIBCPP_INLINE_VISIBILITY size_type max_size() const _NOEXCEPT
@ -2548,7 +2560,7 @@ public:
typename enable_if<__same_or_less_cv_qualified<_Up*, _Tp*>::value>::type* = 0) const _NOEXCEPT
{
static_assert(sizeof(_Tp) > 0, "default_delete can not delete incomplete type");
static_assert(!is_void<_Tp>::value, "default_delete can not delete incomplete type");
static_assert(!is_void<_Tp>::value, "default_delete can not delete void type");
delete [] __ptr;
}
};
@ -2918,7 +2930,6 @@ public:
return __t;
}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Pp>
_LIBCPP_INLINE_VISIBILITY
typename enable_if<__same_or_less_cv_qualified<_Pp, pointer>::value, void>::type
@ -2929,29 +2940,13 @@ public:
if (__tmp)
__ptr_.second()(__tmp);
}
_LIBCPP_INLINE_VISIBILITY void reset(nullptr_t) _NOEXCEPT
_LIBCPP_INLINE_VISIBILITY void reset(nullptr_t = nullptr) _NOEXCEPT
{
pointer __tmp = __ptr_.first();
__ptr_.first() = nullptr;
if (__tmp)
__ptr_.second()(__tmp);
}
_LIBCPP_INLINE_VISIBILITY void reset() _NOEXCEPT
{
pointer __tmp = __ptr_.first();
__ptr_.first() = nullptr;
if (__tmp)
__ptr_.second()(__tmp);
}
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY void reset(pointer __p = pointer())
{
pointer __tmp = __ptr_.first();
__ptr_.first() = __p;
if (__tmp)
__ptr_.second()(__tmp);
}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY void swap(unique_ptr& __u) {__ptr_.swap(__u.__ptr_);}
private:
@ -2975,7 +2970,10 @@ private:
template <class _Tp, class _Dp>
inline _LIBCPP_INLINE_VISIBILITY
void
typename enable_if<
__is_swappable<_Dp>::value,
void
>::type
swap(unique_ptr<_Tp, _Dp>& __x, unique_ptr<_Tp, _Dp>& __y) _NOEXCEPT {__x.swap(__y);}
template <class _T1, class _D1, class _T2, class _D2>
@ -3167,8 +3165,6 @@ template<class _Tp, class... _Args>
#endif // _LIBCPP_STD_VER > 11
template <class _Tp> struct hash;
template <class _Size>
inline _LIBCPP_INLINE_VISIBILITY
_Size
@ -3868,6 +3864,9 @@ class _LIBCPP_TYPE_VIS_ONLY shared_ptr
{
public:
typedef _Tp element_type;
#if _LIBCPP_STD_VER > 14
typedef weak_ptr<_Tp> weak_type;
#endif
private:
element_type* __ptr_;
__shared_weak_count* __cntrl_;
@ -3979,23 +3978,23 @@ public:
_LIBCPP_INLINE_VISIBILITY
operator=(shared_ptr<_Yp>&& __r);
template<class _Yp>
_LIBCPP_INLINE_VISIBILITY
typename enable_if
<
!is_array<_Yp>::value &&
is_convertible<_Yp*, element_type*>::value,
shared_ptr
>::type&
_LIBCPP_INLINE_VISIBILITY
operator=(auto_ptr<_Yp>&& __r);
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES
template<class _Yp>
_LIBCPP_INLINE_VISIBILITY
typename enable_if
<
!is_array<_Yp>::value &&
is_convertible<_Yp*, element_type*>::value,
shared_ptr&
>::type
_LIBCPP_INLINE_VISIBILITY
operator=(auto_ptr<_Yp> __r);
#endif
template <class _Yp, class _Dp>
@ -4120,21 +4119,22 @@ public:
private:
template <class _Yp>
template <class _Yp, class _OrigPtr>
_LIBCPP_INLINE_VISIBILITY
void
__enable_weak_this(const enable_shared_from_this<_Yp>* __e) _NOEXCEPT
__enable_weak_this(const enable_shared_from_this<_Yp>* __e,
_OrigPtr* __ptr) _NOEXCEPT
{
if (__e)
typedef typename remove_cv<_Yp>::type _RawYp;
if (__e && __e->__weak_this_.expired())
{
__e->__weak_this_.__ptr_ = const_cast<_Yp*>(static_cast<const _Yp*>(__e));
__e->__weak_this_.__cntrl_ = __cntrl_;
__cntrl_->__add_weak();
__e->__weak_this_ = shared_ptr<_RawYp>(*this,
const_cast<_RawYp*>(static_cast<const _Yp*>(__ptr)));
}
}
_LIBCPP_INLINE_VISIBILITY
void __enable_weak_this(const volatile void*) _NOEXCEPT {}
void __enable_weak_this(const volatile void*, const volatile void*) _NOEXCEPT {}
template <class _Up> friend class _LIBCPP_TYPE_VIS_ONLY shared_ptr;
template <class _Up> friend class _LIBCPP_TYPE_VIS_ONLY weak_ptr;
@ -4168,7 +4168,7 @@ shared_ptr<_Tp>::shared_ptr(_Yp* __p,
typedef __shared_ptr_pointer<_Yp*, default_delete<_Yp>, allocator<_Yp> > _CntrlBlk;
__cntrl_ = new _CntrlBlk(__p, default_delete<_Yp>(), allocator<_Yp>());
__hold.release();
__enable_weak_this(__p);
__enable_weak_this(__p, __p);
}
template<class _Tp>
@ -4183,7 +4183,7 @@ shared_ptr<_Tp>::shared_ptr(_Yp* __p, _Dp __d,
#endif // _LIBCPP_NO_EXCEPTIONS
typedef __shared_ptr_pointer<_Yp*, _Dp, allocator<_Yp> > _CntrlBlk;
__cntrl_ = new _CntrlBlk(__p, __d, allocator<_Yp>());
__enable_weak_this(__p);
__enable_weak_this(__p, __p);
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
@ -4233,7 +4233,7 @@ shared_ptr<_Tp>::shared_ptr(_Yp* __p, _Dp __d, _Alloc __a,
::new(static_cast<void*>(_VSTD::addressof(*__hold2.get())))
_CntrlBlk(__p, __d, __a);
__cntrl_ = _VSTD::addressof(*__hold2.release());
__enable_weak_this(__p);
__enable_weak_this(__p, __p);
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
@ -4344,7 +4344,7 @@ shared_ptr<_Tp>::shared_ptr(auto_ptr<_Yp> __r,
{
typedef __shared_ptr_pointer<_Yp*, default_delete<_Yp>, allocator<_Yp> > _CntrlBlk;
__cntrl_ = new _CntrlBlk(__r.get(), default_delete<_Yp>(), allocator<_Yp>());
__enable_weak_this(__r.get());
__enable_weak_this(__r.get(), __r.get());
__r.release();
}
@ -4372,7 +4372,7 @@ shared_ptr<_Tp>::shared_ptr(unique_ptr<_Yp, _Dp> __r,
{
typedef __shared_ptr_pointer<_Yp*, _Dp, allocator<_Yp> > _CntrlBlk;
__cntrl_ = new _CntrlBlk(__r.get(), __r.get_deleter(), allocator<_Yp>());
__enable_weak_this(__r.get());
__enable_weak_this(__r.get(), __r.get());
}
__r.release();
}
@ -4403,7 +4403,7 @@ shared_ptr<_Tp>::shared_ptr(unique_ptr<_Yp, _Dp> __r,
reference_wrapper<typename remove_reference<_Dp>::type>,
allocator<_Yp> > _CntrlBlk;
__cntrl_ = new _CntrlBlk(__r.get(), ref(__r.get_deleter()), allocator<_Yp>());
__enable_weak_this(__r.get());
__enable_weak_this(__r.get(), __r.get());
}
__r.release();
}
@ -4424,7 +4424,7 @@ shared_ptr<_Tp>::make_shared(_Args&& ...__args)
shared_ptr<_Tp> __r;
__r.__ptr_ = __hold2.get()->get();
__r.__cntrl_ = __hold2.release();
__r.__enable_weak_this(__r.__ptr_);
__r.__enable_weak_this(__r.__ptr_, __r.__ptr_);
return __r;
}
@ -4443,7 +4443,7 @@ shared_ptr<_Tp>::allocate_shared(const _Alloc& __a, _Args&& ...__args)
shared_ptr<_Tp> __r;
__r.__ptr_ = __hold2.get()->get();
__r.__cntrl_ = _VSTD::addressof(*__hold2.release());
__r.__enable_weak_this(__r.__ptr_);
__r.__enable_weak_this(__r.__ptr_, __r.__ptr_);
return __r;
}
@ -4462,7 +4462,7 @@ shared_ptr<_Tp>::make_shared()
shared_ptr<_Tp> __r;
__r.__ptr_ = __hold2.get()->get();
__r.__cntrl_ = __hold2.release();
__r.__enable_weak_this(__r.__ptr_);
__r.__enable_weak_this(__r.__ptr_, __r.__ptr_);
return __r;
}
@ -4480,7 +4480,7 @@ shared_ptr<_Tp>::make_shared(_A0& __a0)
shared_ptr<_Tp> __r;
__r.__ptr_ = __hold2.get()->get();
__r.__cntrl_ = __hold2.release();
__r.__enable_weak_this(__r.__ptr_);
__r.__enable_weak_this(__r.__ptr_, __r.__ptr_);
return __r;
}
@ -4498,7 +4498,7 @@ shared_ptr<_Tp>::make_shared(_A0& __a0, _A1& __a1)
shared_ptr<_Tp> __r;
__r.__ptr_ = __hold2.get()->get();
__r.__cntrl_ = __hold2.release();
__r.__enable_weak_this(__r.__ptr_);
__r.__enable_weak_this(__r.__ptr_, __r.__ptr_);
return __r;
}
@ -4516,7 +4516,7 @@ shared_ptr<_Tp>::make_shared(_A0& __a0, _A1& __a1, _A2& __a2)
shared_ptr<_Tp> __r;
__r.__ptr_ = __hold2.get()->get();
__r.__cntrl_ = __hold2.release();
__r.__enable_weak_this(__r.__ptr_);
__r.__enable_weak_this(__r.__ptr_, __r.__ptr_);
return __r;
}
@ -4535,7 +4535,7 @@ shared_ptr<_Tp>::allocate_shared(const _Alloc& __a)
shared_ptr<_Tp> __r;
__r.__ptr_ = __hold2.get()->get();
__r.__cntrl_ = _VSTD::addressof(*__hold2.release());
__r.__enable_weak_this(__r.__ptr_);
__r.__enable_weak_this(__r.__ptr_, __r.__ptr_);
return __r;
}
@ -4554,7 +4554,7 @@ shared_ptr<_Tp>::allocate_shared(const _Alloc& __a, _A0& __a0)
shared_ptr<_Tp> __r;
__r.__ptr_ = __hold2.get()->get();
__r.__cntrl_ = _VSTD::addressof(*__hold2.release());
__r.__enable_weak_this(__r.__ptr_);
__r.__enable_weak_this(__r.__ptr_, __r.__ptr_);
return __r;
}
@ -4573,7 +4573,7 @@ shared_ptr<_Tp>::allocate_shared(const _Alloc& __a, _A0& __a0, _A1& __a1)
shared_ptr<_Tp> __r;
__r.__ptr_ = __hold2.get()->get();
__r.__cntrl_ = _VSTD::addressof(*__hold2.release());
__r.__enable_weak_this(__r.__ptr_);
__r.__enable_weak_this(__r.__ptr_, __r.__ptr_);
return __r;
}
@ -4592,7 +4592,7 @@ shared_ptr<_Tp>::allocate_shared(const _Alloc& __a, _A0& __a0, _A1& __a1, _A2& _
shared_ptr<_Tp> __r;
__r.__ptr_ = __hold2.get()->get();
__r.__cntrl_ = _VSTD::addressof(*__hold2.release());
__r.__enable_weak_this(__r.__ptr_);
__r.__enable_weak_this(__r.__ptr_, __r.__ptr_);
return __r;
}
@ -5437,6 +5437,16 @@ public:
shared_ptr<_Tp const> shared_from_this() const
{return shared_ptr<const _Tp>(__weak_this_);}
#if _LIBCPP_STD_VER > 14
_LIBCPP_INLINE_VISIBILITY
weak_ptr<_Tp> weak_from_this() _NOEXCEPT
{ return __weak_this_; }
_LIBCPP_INLINE_VISIBILITY
weak_ptr<const _Tp> weak_from_this() const _NOEXCEPT
{ return __weak_this_; }
#endif // _LIBCPP_STD_VER > 14
template <class _Up> friend class shared_ptr;
};
@ -5457,9 +5467,8 @@ inline _LIBCPP_INLINE_VISIBILITY
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p);
// TODO(EricWF): Enable this for both Clang and GCC. Currently it is only
// enabled with clang.
#if defined(_LIBCPP_HAS_C_ATOMIC_IMP) && !defined(_LIBCPP_HAS_NO_THREADS)
#if !defined(_LIBCPP_HAS_NO_ATOMIC_HEADER)
class _LIBCPP_TYPE_VIS __sp_mut
{
@ -5546,14 +5555,17 @@ template <class _Tp>
bool
atomic_compare_exchange_strong(shared_ptr<_Tp>* __p, shared_ptr<_Tp>* __v, shared_ptr<_Tp> __w)
{
shared_ptr<_Tp> __temp;
__sp_mut& __m = __get_sp_mut(__p);
__m.lock();
if (__p->__owner_equivalent(*__v))
{
_VSTD::swap(__temp, *__p);
*__p = __w;
__m.unlock();
return true;
}
_VSTD::swap(__temp, *__v);
*__v = *__p;
__m.unlock();
return false;
@ -5585,7 +5597,7 @@ atomic_compare_exchange_weak_explicit(shared_ptr<_Tp>* __p, shared_ptr<_Tp>* __v
return atomic_compare_exchange_weak(__p, __v, __w);
}
#endif // defined(_LIBCPP_HAS_C_ATOMIC_IMP) && !defined(_LIBCPP_HAS_NO_THREADS)
#endif // !defined(_LIBCPP_HAS_NO_ATOMIC_HEADER)
//enum class
struct _LIBCPP_TYPE_VIS pointer_safety
@ -5623,7 +5635,7 @@ _LIBCPP_FUNC_VIS void* align(size_t __align, size_t __sz, void*& __ptr, size_t&
// --- Helper for container swap --
template <typename _Alloc>
_LIBCPP_INLINE_VISIBILITY
inline _LIBCPP_INLINE_VISIBILITY
void __swap_allocator(_Alloc & __a1, _Alloc & __a2)
#if _LIBCPP_STD_VER >= 14
_NOEXCEPT
@ -5649,7 +5661,7 @@ void __swap_allocator(_Alloc & __a1, _Alloc & __a2, true_type)
}
template <typename _Alloc>
_LIBCPP_INLINE_VISIBILITY
inline _LIBCPP_INLINE_VISIBILITY
void __swap_allocator(_Alloc &, _Alloc &, false_type) _NOEXCEPT {}
template <typename _Alloc, typename _Traits=allocator_traits<_Alloc> >
@ -5662,6 +5674,26 @@ struct __noexcept_move_assign_container : public integral_constant<bool,
#endif
> {};
#ifndef _LIBCPP_HAS_NO_VARIADICS
template <class _Tp, class _Alloc>
struct __temp_value {
typedef allocator_traits<_Alloc> _Traits;
typename aligned_storage<sizeof(_Tp), alignof(_Tp)>::type __v;
_Alloc &__a;
_Tp *__addr() { return reinterpret_cast<_Tp *>(addressof(__v)); }
_Tp & get() { return *__addr(); }
template<class... _Args>
__temp_value(_Alloc &__alloc, _Args&& ... __args) : __a(__alloc)
{ _Traits::construct(__a, __addr(), _VSTD::forward<_Args>(__args)...); }
~__temp_value() { _Traits::destroy(__a, __addr()); }
};
#endif
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_MEMORY

113
contrib/libc++/include/mutex
View File

@ -109,6 +109,19 @@ public:
lock_guard& operator=(lock_guard const&) = delete;
};
template <class... MutexTypes> // Variadic lock_guard only provided in ABI V2.
class lock_guard
{
public:
explicit lock_guard(MutexTypes&... m);
lock_guard(MutexTypes&... m, adopt_lock_t);
~lock_guard();
lock_guard(lock_guard const&) = delete;
lock_guard& operator=(lock_guard const&) = delete;
private:
tuple<MutexTypes&...> pm; // exposition only
};
template <class Mutex>
class unique_lock
{
@ -179,9 +192,7 @@ template<class Callable, class ...Args>
#ifndef _LIBCPP_HAS_NO_VARIADICS
#include <tuple>
#endif
#ifndef _LIBCPP_HAS_NO_THREADS
#include <sched.h>
#endif
#include <__threading_support>
#include <__undef_min_max>
@ -195,7 +206,7 @@ _LIBCPP_BEGIN_NAMESPACE_STD
class _LIBCPP_TYPE_VIS recursive_mutex
{
pthread_mutex_t __m_;
__libcpp_mutex_t __m_;
public:
recursive_mutex();
@ -210,7 +221,7 @@ public:
bool try_lock() _NOEXCEPT;
void unlock() _NOEXCEPT;
typedef pthread_mutex_t* native_handle_type;
typedef __libcpp_mutex_t* native_handle_type;
_LIBCPP_INLINE_VISIBILITY
native_handle_type native_handle() {return &__m_;}
};
@ -262,7 +273,7 @@ class _LIBCPP_TYPE_VIS recursive_timed_mutex
mutex __m_;
condition_variable __cv_;
size_t __count_;
pthread_t __id_;
__libcpp_thread_id __id_;
public:
recursive_timed_mutex();
~recursive_timed_mutex();
@ -288,9 +299,9 @@ bool
recursive_timed_mutex::try_lock_until(const chrono::time_point<_Clock, _Duration>& __t)
{
using namespace chrono;
pthread_t __id = pthread_self();
__libcpp_thread_id __id = __libcpp_thread_get_current_id();
unique_lock<mutex> lk(__m_);
if (pthread_equal(__id, __id_))
if (__libcpp_thread_id_equal(__id, __id_))
{
if (__count_ == numeric_limits<size_t>::max())
return false;
@ -362,7 +373,7 @@ lock(_L0& __l0, _L1& __l1)
break;
}
}
sched_yield();
__libcpp_thread_yield();
{
unique_lock<_L1> __u1(__l1);
if (__l0.try_lock())
@ -371,7 +382,7 @@ lock(_L0& __l0, _L1& __l1)
break;
}
}
sched_yield();
__libcpp_thread_yield();
}
}
@ -396,7 +407,7 @@ __lock_first(int __i, _L0& __l0, _L1& __l1, _L2& __l2, _L3& ...__l3)
}
}
++__i;
sched_yield();
__libcpp_thread_yield();
break;
case 1:
{
@ -412,7 +423,7 @@ __lock_first(int __i, _L0& __l0, _L1& __l1, _L2& __l2, _L3& ...__l3)
__i = 0;
else
__i += 2;
sched_yield();
__libcpp_thread_yield();
break;
default:
__lock_first(__i - 2, __l2, __l3..., __l0, __l1);
@ -429,6 +440,27 @@ lock(_L0& __l0, _L1& __l1, _L2& __l2, _L3& ...__l3)
__lock_first(0, __l0, __l1, __l2, __l3...);
}
template <class _L0>
inline _LIBCPP_INLINE_VISIBILITY
void __unlock(_L0& __l0) {
__l0.unlock();
}
template <class _L0, class _L1>
inline _LIBCPP_INLINE_VISIBILITY
void __unlock(_L0& __l0, _L1& __l1) {
__l0.unlock();
__l1.unlock();
}
template <class _L0, class _L1, class _L2, class ..._L3>
inline _LIBCPP_INLINE_VISIBILITY
void __unlock(_L0& __l0, _L1& __l1, _L2& __l2, _L3&... __l3) {
__l0.unlock();
__l1.unlock();
_VSTD::__unlock(__l2, __l3...);
}
#endif // _LIBCPP_HAS_NO_VARIADICS
#endif // !_LIBCPP_HAS_NO_THREADS
@ -579,6 +611,63 @@ call_once(once_flag& __flag, const _Callable& __func)
#endif // _LIBCPP_HAS_NO_VARIADICS
#if defined(_LIBCPP_ABI_VARIADIC_LOCK_GUARD) \
&& !defined(_LIBCPP_CXX03_LANG)
template <>
class _LIBCPP_TYPE_VIS_ONLY lock_guard<> {
public:
explicit lock_guard() {}
~lock_guard() = default;
_LIBCPP_INLINE_VISIBILITY
explicit lock_guard(adopt_lock_t) {}
lock_guard(lock_guard const&) = delete;
lock_guard& operator=(lock_guard const&) = delete;
};
template <class ..._MArgs>
class _LIBCPP_TYPE_VIS_ONLY lock_guard
{
static_assert(sizeof...(_MArgs) >= 2, "At least 2 lock types required");
typedef tuple<_MArgs&...> _MutexTuple;
public:
_LIBCPP_INLINE_VISIBILITY
explicit lock_guard(_MArgs&... __margs)
: __t_(__margs...)
{
_VSTD::lock(__margs...);
}
_LIBCPP_INLINE_VISIBILITY
lock_guard(_MArgs&... __margs, adopt_lock_t)
: __t_(__margs...)
{
}
_LIBCPP_INLINE_VISIBILITY
~lock_guard() {
typedef typename __make_tuple_indices<sizeof...(_MArgs)>::type _Indices;
__unlock_unpack(_Indices{}, __t_);
}
lock_guard(lock_guard const&) = delete;
lock_guard& operator=(lock_guard const&) = delete;
private:
template <size_t ..._Indx>
_LIBCPP_INLINE_VISIBILITY
static void __unlock_unpack(__tuple_indices<_Indx...>, _MutexTuple& __mt) {
_VSTD::__unlock(_VSTD::get<_Indx>(__mt)...);
}
_MutexTuple __t_;
};
#endif // _LIBCPP_ABI_VARIADIC_LOCK_GUARD
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_MUTEX

67
contrib/libc++/include/queue
View File

@ -66,7 +66,7 @@ public:
template <class... Args> void emplace(Args&&... args);
void pop();
void swap(queue& q) noexcept(noexcept(swap(c, q.c)));
void swap(queue& q) noexcept(is_nothrow_swappable_v<Container>)
};
template <class T, class Container>
@ -153,7 +153,8 @@ public:
void pop();
void swap(priority_queue& q)
noexcept(noexcept(swap(c, q.c)) && noexcept(swap(comp.q.comp)));
noexcept(is_nothrow_swappable_v<Container> &&
is_nothrow_swappable_v<Comp>)
};
template <class T, class Container, class Compare>
@ -198,6 +199,7 @@ public:
typedef typename container_type::reference reference;
typedef typename container_type::const_reference const_reference;
typedef typename container_type::size_type size_type;
static_assert((is_same<_Tp, value_type>::value), "" );
protected:
container_type c;
@ -368,7 +370,10 @@ operator<=(const queue<_Tp, _Container>& __x,const queue<_Tp, _Container>& __y)
template <class _Tp, class _Container>
inline _LIBCPP_INLINE_VISIBILITY
void
typename enable_if<
__is_swappable<_Container>::value,
void
>::type
swap(queue<_Tp, _Container>& __x, queue<_Tp, _Container>& __y)
_NOEXCEPT_(_NOEXCEPT_(__x.swap(__y)))
{
@ -392,6 +397,7 @@ public:
typedef typename container_type::reference reference;
typedef typename container_type::const_reference const_reference;
typedef typename container_type::size_type size_type;
static_assert((is_same<_Tp, value_type>::value), "" );
protected:
container_type c;
@ -430,45 +436,56 @@ public:
_LIBCPP_INLINE_VISIBILITY
explicit priority_queue(const value_compare& __comp)
: c(), comp(__comp) {}
_LIBCPP_INLINE_VISIBILITY
priority_queue(const value_compare& __comp, const container_type& __c);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
explicit priority_queue(const value_compare& __comp, container_type&& __c);
#endif
template <class _InputIter>
_LIBCPP_INLINE_VISIBILITY
priority_queue(_InputIter __f, _InputIter __l,
const value_compare& __comp = value_compare());
template <class _InputIter>
_LIBCPP_INLINE_VISIBILITY
priority_queue(_InputIter __f, _InputIter __l,
const value_compare& __comp, const container_type& __c);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _InputIter>
_LIBCPP_INLINE_VISIBILITY
priority_queue(_InputIter __f, _InputIter __l,
const value_compare& __comp, container_type&& __c);
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Alloc>
_LIBCPP_INLINE_VISIBILITY
explicit priority_queue(const _Alloc& __a,
typename enable_if<uses_allocator<container_type,
_Alloc>::value>::type* = 0);
template <class _Alloc>
_LIBCPP_INLINE_VISIBILITY
priority_queue(const value_compare& __comp, const _Alloc& __a,
typename enable_if<uses_allocator<container_type,
_Alloc>::value>::type* = 0);
template <class _Alloc>
_LIBCPP_INLINE_VISIBILITY
priority_queue(const value_compare& __comp, const container_type& __c,
const _Alloc& __a,
typename enable_if<uses_allocator<container_type,
_Alloc>::value>::type* = 0);
template <class _Alloc>
_LIBCPP_INLINE_VISIBILITY
priority_queue(const priority_queue& __q, const _Alloc& __a,
typename enable_if<uses_allocator<container_type,
_Alloc>::value>::type* = 0);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Alloc>
_LIBCPP_INLINE_VISIBILITY
priority_queue(const value_compare& __comp, container_type&& __c,
const _Alloc& __a,
typename enable_if<uses_allocator<container_type,
_Alloc>::value>::type* = 0);
template <class _Alloc>
_LIBCPP_INLINE_VISIBILITY
priority_queue(priority_queue&& __q, const _Alloc& __a,
typename enable_if<uses_allocator<container_type,
_Alloc>::value>::type* = 0);
@ -481,22 +498,26 @@ public:
_LIBCPP_INLINE_VISIBILITY
const_reference top() const {return c.front();}
_LIBCPP_INLINE_VISIBILITY
void push(const value_type& __v);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
void push(value_type&& __v);
#ifndef _LIBCPP_HAS_NO_VARIADICS
template <class... _Args> void emplace(_Args&&... __args);
template <class... _Args> _LIBCPP_INLINE_VISIBILITY void emplace(_Args&&... __args);
#endif
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
void pop();
_LIBCPP_INLINE_VISIBILITY
void swap(priority_queue& __q)
_NOEXCEPT_(__is_nothrow_swappable<container_type>::value &&
__is_nothrow_swappable<value_compare>::value);
};
template <class _Tp, class _Container, class _Compare>
inline _LIBCPP_INLINE_VISIBILITY
inline
priority_queue<_Tp, _Container, _Compare>::priority_queue(const _Compare& __comp,
const container_type& __c)
: c(__c),
@ -508,7 +529,7 @@ priority_queue<_Tp, _Container, _Compare>::priority_queue(const _Compare& __comp
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Tp, class _Container, class _Compare>
inline _LIBCPP_INLINE_VISIBILITY
inline
priority_queue<_Tp, _Container, _Compare>::priority_queue(const value_compare& __comp,
container_type&& __c)
: c(_VSTD::move(__c)),
@ -521,7 +542,7 @@ priority_queue<_Tp, _Container, _Compare>::priority_queue(const value_compare& _
template <class _Tp, class _Container, class _Compare>
template <class _InputIter>
inline _LIBCPP_INLINE_VISIBILITY
inline
priority_queue<_Tp, _Container, _Compare>::priority_queue(_InputIter __f, _InputIter __l,
const value_compare& __comp)
: c(__f, __l),
@ -532,7 +553,7 @@ priority_queue<_Tp, _Container, _Compare>::priority_queue(_InputIter __f, _Input
template <class _Tp, class _Container, class _Compare>
template <class _InputIter>
inline _LIBCPP_INLINE_VISIBILITY
inline
priority_queue<_Tp, _Container, _Compare>::priority_queue(_InputIter __f, _InputIter __l,
const value_compare& __comp,
const container_type& __c)
@ -547,7 +568,7 @@ priority_queue<_Tp, _Container, _Compare>::priority_queue(_InputIter __f, _Input
template <class _Tp, class _Container, class _Compare>
template <class _InputIter>
inline _LIBCPP_INLINE_VISIBILITY
inline
priority_queue<_Tp, _Container, _Compare>::priority_queue(_InputIter __f, _InputIter __l,
const value_compare& __comp,
container_type&& __c)
@ -562,7 +583,7 @@ priority_queue<_Tp, _Container, _Compare>::priority_queue(_InputIter __f, _Input
template <class _Tp, class _Container, class _Compare>
template <class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
priority_queue<_Tp, _Container, _Compare>::priority_queue(const _Alloc& __a,
typename enable_if<uses_allocator<container_type,
_Alloc>::value>::type*)
@ -572,7 +593,7 @@ priority_queue<_Tp, _Container, _Compare>::priority_queue(const _Alloc& __a,
template <class _Tp, class _Container, class _Compare>
template <class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
priority_queue<_Tp, _Container, _Compare>::priority_queue(const value_compare& __comp,
const _Alloc& __a,
typename enable_if<uses_allocator<container_type,
@ -584,7 +605,7 @@ priority_queue<_Tp, _Container, _Compare>::priority_queue(const value_compare& _
template <class _Tp, class _Container, class _Compare>
template <class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
priority_queue<_Tp, _Container, _Compare>::priority_queue(const value_compare& __comp,
const container_type& __c,
const _Alloc& __a,
@ -598,7 +619,7 @@ priority_queue<_Tp, _Container, _Compare>::priority_queue(const value_compare& _
template <class _Tp, class _Container, class _Compare>
template <class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
priority_queue<_Tp, _Container, _Compare>::priority_queue(const priority_queue& __q,
const _Alloc& __a,
typename enable_if<uses_allocator<container_type,
@ -613,7 +634,7 @@ priority_queue<_Tp, _Container, _Compare>::priority_queue(const priority_queue&
template <class _Tp, class _Container, class _Compare>
template <class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
priority_queue<_Tp, _Container, _Compare>::priority_queue(const value_compare& __comp,
container_type&& __c,
const _Alloc& __a,
@ -627,7 +648,7 @@ priority_queue<_Tp, _Container, _Compare>::priority_queue(const value_compare& _
template <class _Tp, class _Container, class _Compare>
template <class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
priority_queue<_Tp, _Container, _Compare>::priority_queue(priority_queue&& __q,
const _Alloc& __a,
typename enable_if<uses_allocator<container_type,
@ -641,7 +662,7 @@ priority_queue<_Tp, _Container, _Compare>::priority_queue(priority_queue&& __q,
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Tp, class _Container, class _Compare>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
priority_queue<_Tp, _Container, _Compare>::push(const value_type& __v)
{
@ -652,7 +673,7 @@ priority_queue<_Tp, _Container, _Compare>::push(const value_type& __v)
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Tp, class _Container, class _Compare>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
priority_queue<_Tp, _Container, _Compare>::push(value_type&& __v)
{
@ -664,7 +685,7 @@ priority_queue<_Tp, _Container, _Compare>::push(value_type&& __v)
template <class _Tp, class _Container, class _Compare>
template <class... _Args>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
priority_queue<_Tp, _Container, _Compare>::emplace(_Args&&... __args)
{
@ -676,7 +697,7 @@ priority_queue<_Tp, _Container, _Compare>::emplace(_Args&&... __args)
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Tp, class _Container, class _Compare>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
priority_queue<_Tp, _Container, _Compare>::pop()
{
@ -685,7 +706,7 @@ priority_queue<_Tp, _Container, _Compare>::pop()
}
template <class _Tp, class _Container, class _Compare>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
priority_queue<_Tp, _Container, _Compare>::swap(priority_queue& __q)
_NOEXCEPT_(__is_nothrow_swappable<container_type>::value &&
@ -698,7 +719,11 @@ priority_queue<_Tp, _Container, _Compare>::swap(priority_queue& __q)
template <class _Tp, class _Container, class _Compare>
inline _LIBCPP_INLINE_VISIBILITY
void
typename enable_if<
__is_swappable<_Container>::value
&& __is_swappable<_Compare>::value,
void
>::type
swap(priority_queue<_Tp, _Container, _Compare>& __x,
priority_queue<_Tp, _Container, _Compare>& __y)
_NOEXCEPT_(_NOEXCEPT_(__x.swap(__y)))

12
contrib/libc++/include/shared_mutex
View File

@ -319,25 +319,25 @@ public:
_LIBCPP_INLINE_VISIBILITY
explicit shared_lock(mutex_type& __m)
: __m_(&__m),
: __m_(_VSTD::addressof(__m)),
__owns_(true)
{__m_->lock_shared();}
_LIBCPP_INLINE_VISIBILITY
shared_lock(mutex_type& __m, defer_lock_t) _NOEXCEPT
: __m_(&__m),
: __m_(_VSTD::addressof(__m)),
__owns_(false)
{}
_LIBCPP_INLINE_VISIBILITY
shared_lock(mutex_type& __m, try_to_lock_t)
: __m_(&__m),
: __m_(_VSTD::addressof(__m)),
__owns_(__m.try_lock_shared())
{}
_LIBCPP_INLINE_VISIBILITY
shared_lock(mutex_type& __m, adopt_lock_t)
: __m_(&__m),
: __m_(_VSTD::addressof(__m)),
__owns_(true)
{}
@ -345,7 +345,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
shared_lock(mutex_type& __m,
const chrono::time_point<_Clock, _Duration>& __abs_time)
: __m_(&__m),
: __m_(_VSTD::addressof(__m)),
__owns_(__m.try_lock_shared_until(__abs_time))
{}
@ -353,7 +353,7 @@ public:
_LIBCPP_INLINE_VISIBILITY
shared_lock(mutex_type& __m,
const chrono::duration<_Rep, _Period>& __rel_time)
: __m_(&__m),
: __m_(_VSTD::addressof(__m)),
__owns_(__m.try_lock_shared_for(__rel_time))
{}

10
contrib/libc++/include/stack
View File

@ -58,7 +58,7 @@ public:
template <class... Args> void emplace(Args&&... args);
void pop();
void swap(stack& c) noexcept(noexcept(swap(c, q.c)));
void swap(stack& c) noexcept(is_nothrow_swappable_v<Container>)
};
template <class T, class Container>
@ -112,7 +112,8 @@ public:
typedef typename container_type::reference reference;
typedef typename container_type::const_reference const_reference;
typedef typename container_type::size_type size_type;
static_assert((is_same<_Tp, value_type>::value), "" );
protected:
container_type c;
@ -274,7 +275,10 @@ operator<=(const stack<_Tp, _Container>& __x, const stack<_Tp, _Container>& __y)
template <class _Tp, class _Container>
inline _LIBCPP_INLINE_VISIBILITY
void
typename enable_if<
__is_swappable<_Container>::value,
void
>::type
swap(stack<_Tp, _Container>& __x, stack<_Tp, _Container>& __y)
_NOEXCEPT_(_NOEXCEPT_(__x.swap(__y)))
{

39
contrib/libc++/include/stdbool.h Normal file
View File

@ -0,0 +1,39 @@
// -*- C++ -*-
//===--------------------------- stdbool.h --------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_STDBOOL_H
#define _LIBCPP_STDBOOL_H
/*
stdbool.h synopsis
Macros:
__bool_true_false_are_defined
*/
#include <__config>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
#include_next <stdbool.h>
#ifdef __cplusplus
#undef bool
#undef true
#undef false
#undef __bool_true_false_are_defined
#define __bool_true_false_are_defined 1
#endif
#endif // _LIBCPP_STDBOOL_H

6
contrib/libc++/include/stdexcept
View File

@ -53,7 +53,11 @@ public:
#ifndef _LIBCPP___REFSTRING
_LIBCPP_BEGIN_NAMESPACE_STD
class _LIBCPP_HIDDEN __libcpp_refstring {
const char *__imp_ _LIBCPP_UNUSED;
#ifdef __clang__
const char *__imp_ __attribute__((__unused__)); // only clang emits a warning
#else
const char *__imp_;
#endif
};
_LIBCPP_END_NAMESPACE_STD
#endif

14
contrib/libc++/include/streambuf
View File

@ -495,12 +495,22 @@ basic_streambuf<_CharT, _Traits>::xsgetn(char_type* __s, streamsize __n)
const int_type __eof = traits_type::eof();
int_type __c;
streamsize __i = 0;
for (;__i < __n; ++__i, ++__s)
while(__i < __n)
{
if (__ninp_ < __einp_)
*__s = *__ninp_++;
{
const streamsize __len = _VSTD::min(__einp_ - __ninp_, __n - __i);
traits_type::copy(__s, __ninp_, __len);
__s += __len;
__i += __len;
this->gbump(__len);
}
else if ((__c = uflow()) != __eof)
{
*__s = traits_type::to_char_type(__c);
++__s;
++__i;
}
else
break;
}

63
contrib/libc++/include/string
View File

@ -98,8 +98,10 @@ public:
basic_string(const basic_string& str);
basic_string(basic_string&& str)
noexcept(is_nothrow_move_constructible<allocator_type>::value);
basic_string(const basic_string& str, size_type pos, size_type n = npos,
basic_string(const basic_string& str, size_type pos,
const allocator_type& a = allocator_type());
basic_string(const basic_string& str, size_type pos, size_type n,
const Allocator& a = Allocator());
basic_string(const value_type* s, const allocator_type& a = allocator_type());
basic_string(const value_type* s, size_type n, const allocator_type& a = allocator_type());
basic_string(size_type n, value_type c, const allocator_type& a = allocator_type());
@ -225,6 +227,7 @@ public:
const value_type* c_str() const noexcept;
const value_type* data() const noexcept;
value_type* data() noexcept; // C++17
allocator_type get_allocator() const noexcept;
@ -958,7 +961,7 @@ char_traits<char32_t>::assign(char_type* __s, size_t __n, char_type __a)
// __str_find
template<class _CharT, class _SizeT, class _Traits, _SizeT __npos>
_SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
inline _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
__str_find(const _CharT *__p, _SizeT __sz,
_CharT __c, _SizeT __pos) _NOEXCEPT
{
@ -971,7 +974,7 @@ __str_find(const _CharT *__p, _SizeT __sz,
}
template<class _CharT, class _SizeT, class _Traits, _SizeT __npos>
_SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
inline _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
__str_find(const _CharT *__p, _SizeT __sz,
const _CharT* __s, _SizeT __pos, _SizeT __n) _NOEXCEPT
{
@ -982,7 +985,7 @@ __str_find(const _CharT *__p, _SizeT __sz,
const _CharT* __r =
_VSTD::__search(__p + __pos, __p + __sz,
__s, __s + __n, _Traits::eq,
random_access_iterator_tag(), random_access_iterator_tag());
random_access_iterator_tag(), random_access_iterator_tag()).first;
if (__r == __p + __sz)
return __npos;
return static_cast<_SizeT>(__r - __p);
@ -992,7 +995,7 @@ __str_find(const _CharT *__p, _SizeT __sz,
// __str_rfind
template<class _CharT, class _SizeT, class _Traits, _SizeT __npos>
_SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
inline _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
__str_rfind(const _CharT *__p, _SizeT __sz,
_CharT __c, _SizeT __pos) _NOEXCEPT
{
@ -1011,7 +1014,7 @@ __str_rfind(const _CharT *__p, _SizeT __sz,
}
template<class _CharT, class _SizeT, class _Traits, _SizeT __npos>
_SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
inline _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
__str_rfind(const _CharT *__p, _SizeT __sz,
const _CharT* __s, _SizeT __pos, _SizeT __n) _NOEXCEPT
{
@ -1030,7 +1033,7 @@ __str_rfind(const _CharT *__p, _SizeT __sz,
// __str_find_first_of
template<class _CharT, class _SizeT, class _Traits, _SizeT __npos>
_SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
inline _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
__str_find_first_of(const _CharT *__p, _SizeT __sz,
const _CharT* __s, _SizeT __pos, _SizeT __n) _NOEXCEPT
{
@ -1046,7 +1049,7 @@ __str_find_first_of(const _CharT *__p, _SizeT __sz,
// __str_find_last_of
template<class _CharT, class _SizeT, class _Traits, _SizeT __npos>
_SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
inline _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
__str_find_last_of(const _CharT *__p, _SizeT __sz,
const _CharT* __s, _SizeT __pos, _SizeT __n) _NOEXCEPT
{
@ -1069,7 +1072,7 @@ __str_find_last_of(const _CharT *__p, _SizeT __sz,
// __str_find_first_not_of
template<class _CharT, class _SizeT, class _Traits, _SizeT __npos>
_SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
inline _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
__str_find_first_not_of(const _CharT *__p, _SizeT __sz,
const _CharT* __s, _SizeT __pos, _SizeT __n) _NOEXCEPT
{
@ -1085,7 +1088,7 @@ __str_find_first_not_of(const _CharT *__p, _SizeT __sz,
template<class _CharT, class _SizeT, class _Traits, _SizeT __npos>
_SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
inline _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
__str_find_first_not_of(const _CharT *__p, _SizeT __sz,
_CharT __c, _SizeT __pos) _NOEXCEPT
{
@ -1102,7 +1105,7 @@ __str_find_first_not_of(const _CharT *__p, _SizeT __sz,
// __str_find_last_not_of
template<class _CharT, class _SizeT, class _Traits, _SizeT __npos>
_SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
inline _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
__str_find_last_not_of(const _CharT *__p, _SizeT __sz,
const _CharT* __s, _SizeT __pos, _SizeT __n) _NOEXCEPT
{
@ -1118,7 +1121,7 @@ __str_find_last_not_of(const _CharT *__p, _SizeT __sz,
template<class _CharT, class _SizeT, class _Traits, _SizeT __npos>
_SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
inline _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY
__str_find_last_not_of(const _CharT *__p, _SizeT __sz,
_CharT __c, _SizeT __pos) _NOEXCEPT
{
@ -1396,7 +1399,10 @@ public:
basic_string(size_type __n, value_type __c);
_LIBCPP_INLINE_VISIBILITY
basic_string(size_type __n, value_type __c, const allocator_type& __a);
basic_string(const basic_string& __str, size_type __pos, size_type __n = npos,
basic_string(const basic_string& __str, size_type __pos, size_type __n,
const allocator_type& __a = allocator_type());
_LIBCPP_INLINE_VISIBILITY
basic_string(const basic_string& __str, size_type __pos,
const allocator_type& __a = allocator_type());
template<class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
@ -1546,7 +1552,7 @@ public:
_LIBCPP_INLINE_VISIBILITY const_reference back() const;
_LIBCPP_INLINE_VISIBILITY
basic_string& assign(const basic_string& __str);
basic_string& assign(const basic_string& __str) { return *this = __str; }
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
basic_string& assign(basic_string&& str)
@ -1659,6 +1665,10 @@ public:
const value_type* c_str() const _NOEXCEPT {return data();}
_LIBCPP_INLINE_VISIBILITY
const value_type* data() const _NOEXCEPT {return _VSTD::__to_raw_pointer(__get_pointer());}
#if _LIBCPP_STD_VER > 14
_LIBCPP_INLINE_VISIBILITY
value_type* data() _NOEXCEPT {return _VSTD::__to_raw_pointer(__get_pointer());}
#endif
_LIBCPP_INLINE_VISIBILITY
allocator_type get_allocator() const _NOEXCEPT {return __alloc();}
@ -2217,6 +2227,21 @@ basic_string<_CharT, _Traits, _Allocator>::basic_string(const basic_string& __st
#endif
}
template <class _CharT, class _Traits, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
basic_string<_CharT, _Traits, _Allocator>::basic_string(const basic_string& __str, size_type __pos,
const allocator_type& __a)
: __r_(__a)
{
size_type __str_sz = __str.size();
if (__pos > __str_sz)
this->__throw_out_of_range();
__init(__str.data() + __pos, __str_sz - __pos);
#if _LIBCPP_DEBUG_LEVEL >= 2
__get_db()->__insert_c(this);
#endif
}
template <class _CharT, class _Traits, class _Allocator>
template <class _InputIterator>
typename enable_if
@ -2466,7 +2491,7 @@ basic_string<_CharT, _Traits, _Allocator>::operator=(const basic_string& __str)
if (this != &__str)
{
__copy_assign_alloc(__str);
assign(__str);
assign(__str.data(), __str.size());
}
return *this;
}
@ -2557,14 +2582,6 @@ basic_string<_CharT, _Traits, _Allocator>::assign(_ForwardIterator __first, _For
return *this;
}
template <class _CharT, class _Traits, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
basic_string<_CharT, _Traits, _Allocator>&
basic_string<_CharT, _Traits, _Allocator>::assign(const basic_string& __str)
{
return assign(__str.data(), __str.size());
}
template <class _CharT, class _Traits, class _Allocator>
basic_string<_CharT, _Traits, _Allocator>&
basic_string<_CharT, _Traits, _Allocator>::assign(const basic_string& __str, size_type __pos, size_type __n)

110
contrib/libc++/include/string.h Normal file
View File

@ -0,0 +1,110 @@
// -*- C++ -*-
//===--------------------------- string.h ---------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_STRING_H
#define _LIBCPP_STRING_H
/*
string.h synopsis
Macros:
NULL
Types:
size_t
void* memcpy(void* restrict s1, const void* restrict s2, size_t n);
void* memmove(void* s1, const void* s2, size_t n);
char* strcpy (char* restrict s1, const char* restrict s2);
char* strncpy(char* restrict s1, const char* restrict s2, size_t n);
char* strcat (char* restrict s1, const char* restrict s2);
char* strncat(char* restrict s1, const char* restrict s2, size_t n);
int memcmp(const void* s1, const void* s2, size_t n);
int strcmp (const char* s1, const char* s2);
int strncmp(const char* s1, const char* s2, size_t n);
int strcoll(const char* s1, const char* s2);
size_t strxfrm(char* restrict s1, const char* restrict s2, size_t n);
const void* memchr(const void* s, int c, size_t n);
void* memchr( void* s, int c, size_t n);
const char* strchr(const char* s, int c);
char* strchr( char* s, int c);
size_t strcspn(const char* s1, const char* s2);
const char* strpbrk(const char* s1, const char* s2);
char* strpbrk( char* s1, const char* s2);
const char* strrchr(const char* s, int c);
char* strrchr( char* s, int c);
size_t strspn(const char* s1, const char* s2);
const char* strstr(const char* s1, const char* s2);
char* strstr( char* s1, const char* s2);
char* strtok(char* restrict s1, const char* restrict s2);
void* memset(void* s, int c, size_t n);
char* strerror(int errnum);
size_t strlen(const char* s);
*/
#include <__config>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
#include_next <string.h>
// MSVCRT, GNU libc and its derivates may already have the correct prototype in
// <string.h>. This macro can be defined by users if their C library provides
// the right signature.
#if defined(__CORRECT_ISO_CPP_STRING_H_PROTO) || defined(_LIBCPP_MSVCRT) || \
defined(__sun__) || defined(_STRING_H_CPLUSPLUS_98_CONFORMANCE_)
#define _LIBCPP_STRING_H_HAS_CONST_OVERLOADS
#endif
#if defined(__cplusplus) && !defined(_LIBCPP_STRING_H_HAS_CONST_OVERLOADS) && defined(_LIBCPP_PREFERRED_OVERLOAD)
extern "C++" {
inline _LIBCPP_INLINE_VISIBILITY
char* __libcpp_strchr(const char* __s, int __c) {return (char*)strchr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
const char* strchr(const char* __s, int __c) {return __libcpp_strchr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
char* strchr( char* __s, int __c) {return __libcpp_strchr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY
char* __libcpp_strpbrk(const char* __s1, const char* __s2) {return (char*)strpbrk(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
const char* strpbrk(const char* __s1, const char* __s2) {return __libcpp_strpbrk(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
char* strpbrk( char* __s1, const char* __s2) {return __libcpp_strpbrk(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY
char* __libcpp_strrchr(const char* __s, int __c) {return (char*)strrchr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
const char* strrchr(const char* __s, int __c) {return __libcpp_strrchr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
char* strrchr( char* __s, int __c) {return __libcpp_strrchr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY
void* __libcpp_memchr(const void* __s, int __c, size_t __n) {return (void*)memchr(__s, __c, __n);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
const void* memchr(const void* __s, int __c, size_t __n) {return __libcpp_memchr(__s, __c, __n);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
void* memchr( void* __s, int __c, size_t __n) {return __libcpp_memchr(__s, __c, __n);}
inline _LIBCPP_INLINE_VISIBILITY
char* __libcpp_strstr(const char* __s1, const char* __s2) {return (char*)strstr(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
const char* strstr(const char* __s1, const char* __s2) {return __libcpp_strstr(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
char* strstr( char* __s1, const char* __s2) {return __libcpp_strstr(__s1, __s2);}
}
#endif
#endif // _LIBCPP_STRING_H

93
contrib/libc++/include/thread
View File

@ -98,8 +98,7 @@ void sleep_for(const chrono::duration<Rep, Period>& rel_time);
#ifndef _LIBCPP_HAS_NO_VARIADICS
#include <tuple>
#endif
#include <pthread.h>
#include <sched.h>
#include <__threading_support>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
@ -137,7 +136,7 @@ public:
template <class _Tp>
class __thread_specific_ptr
{
pthread_key_t __key_;
__libcpp_tl_key __key_;
// Only __thread_local_data() may construct a __thread_specific_ptr
// and only with _Tp == __thread_struct.
@ -155,7 +154,7 @@ public:
~__thread_specific_ptr();
_LIBCPP_INLINE_VISIBILITY
pointer get() const {return static_cast<_Tp*>(pthread_getspecific(__key_));}
pointer get() const {return static_cast<_Tp*>(__libcpp_tl_get(__key_));}
_LIBCPP_INLINE_VISIBILITY
pointer operator*() const {return *get();}
_LIBCPP_INLINE_VISIBILITY
@ -174,12 +173,12 @@ __thread_specific_ptr<_Tp>::__at_thread_exit(void* __p)
template <class _Tp>
__thread_specific_ptr<_Tp>::__thread_specific_ptr()
{
int __ec = pthread_key_create(&__key_, &__thread_specific_ptr::__at_thread_exit);
#ifndef _LIBCPP_NO_EXCEPTIONS
int __ec = __libcpp_tl_create(
&__key_,
&__thread_specific_ptr::__at_thread_exit);
if (__ec)
throw system_error(error_code(__ec, system_category()),
__throw_system_error(__ec,
"__thread_specific_ptr construction failed");
#endif
}
template <class _Tp>
@ -196,7 +195,7 @@ typename __thread_specific_ptr<_Tp>::pointer
__thread_specific_ptr<_Tp>::release()
{
pointer __p = get();
pthread_setspecific(__key_, 0);
__libcpp_tl_set(__key_, nullptr);
return __p;
}
@ -205,7 +204,7 @@ void
__thread_specific_ptr<_Tp>::reset(pointer __p)
{
pointer __p_old = get();
pthread_setspecific(__key_, __p);
__libcpp_tl_set(__key_, __p);
delete __p_old;
}
@ -219,14 +218,14 @@ _LIBCPP_INLINE_VISIBILITY __thread_id get_id() _NOEXCEPT;
} // this_thread
template<> struct _LIBCPP_TYPE_VIS_ONLY hash<__thread_id>;
template<> struct hash<__thread_id>;
class _LIBCPP_TYPE_VIS_ONLY __thread_id
{
// FIXME: pthread_t is a pointer on Darwin but a long on Linux.
// NULL is the no-thread value on Darwin. Someone needs to check
// on other platforms. We assume 0 works everywhere for now.
pthread_t __id_;
__libcpp_thread_id __id_;
public:
_LIBCPP_INLINE_VISIBILITY
@ -234,13 +233,13 @@ public:
friend _LIBCPP_INLINE_VISIBILITY
bool operator==(__thread_id __x, __thread_id __y) _NOEXCEPT
{return __x.__id_ == __y.__id_;}
{return __libcpp_thread_id_equal(__x.__id_, __y.__id_);}
friend _LIBCPP_INLINE_VISIBILITY
bool operator!=(__thread_id __x, __thread_id __y) _NOEXCEPT
{return !(__x == __y);}
friend _LIBCPP_INLINE_VISIBILITY
bool operator< (__thread_id __x, __thread_id __y) _NOEXCEPT
{return __x.__id_ < __y.__id_;}
{return __libcpp_thread_id_less(__x.__id_, __y.__id_);}
friend _LIBCPP_INLINE_VISIBILITY
bool operator<=(__thread_id __x, __thread_id __y) _NOEXCEPT
{return !(__y < __x);}
@ -260,7 +259,7 @@ public:
private:
_LIBCPP_INLINE_VISIBILITY
__thread_id(pthread_t __id) : __id_(__id) {}
__thread_id(__libcpp_thread_id __id) : __id_(__id) {}
friend __thread_id this_thread::get_id() _NOEXCEPT;
friend class _LIBCPP_TYPE_VIS thread;
@ -274,7 +273,7 @@ struct _LIBCPP_TYPE_VIS_ONLY hash<__thread_id>
_LIBCPP_INLINE_VISIBILITY
size_t operator()(__thread_id __v) const
{
return hash<pthread_t>()(__v.__id_);
return hash<__libcpp_thread_id>()(__v.__id_);
}
};
@ -285,20 +284,20 @@ inline _LIBCPP_INLINE_VISIBILITY
__thread_id
get_id() _NOEXCEPT
{
return pthread_self();
return __libcpp_thread_get_current_id();
}
} // this_thread
class _LIBCPP_TYPE_VIS thread
{
pthread_t __t_;
__libcpp_thread_t __t_;
thread(const thread&);
thread& operator=(const thread&);
public:
typedef __thread_id id;
typedef pthread_t native_handle_type;
typedef __libcpp_thread_t native_handle_type;
_LIBCPP_INLINE_VISIBILITY
thread() _NOEXCEPT : __t_(0) {}
@ -330,7 +329,7 @@ public:
void join();
void detach();
_LIBCPP_INLINE_VISIBILITY
id get_id() const _NOEXCEPT {return __t_;}
id get_id() const _NOEXCEPT {return __libcpp_thread_get_id(&__t_);}
_LIBCPP_INLINE_VISIBILITY
native_handle_type native_handle() _NOEXCEPT {return __t_;}
@ -339,21 +338,21 @@ public:
#ifndef _LIBCPP_HAS_NO_VARIADICS
template <class _Fp, class ..._Args, size_t ..._Indices>
template <class _TSp, class _Fp, class ..._Args, size_t ..._Indices>
inline _LIBCPP_INLINE_VISIBILITY
void
__thread_execute(tuple<_Fp, _Args...>& __t, __tuple_indices<_Indices...>)
__thread_execute(tuple<_TSp, _Fp, _Args...>& __t, __tuple_indices<_Indices...>)
{
__invoke(_VSTD::move(_VSTD::get<0>(__t)), _VSTD::move(_VSTD::get<_Indices>(__t))...);
__invoke(_VSTD::move(_VSTD::get<1>(__t)), _VSTD::move(_VSTD::get<_Indices>(__t))...);
}
template <class _Fp>
void*
__thread_proxy(void* __vp)
void* __thread_proxy(void* __vp)
{
__thread_local_data().reset(new __thread_struct);
// _Fp = std::tuple< unique_ptr<__thread_struct>, Functor, Args...>
std::unique_ptr<_Fp> __p(static_cast<_Fp*>(__vp));
typedef typename __make_tuple_indices<tuple_size<_Fp>::value, 1>::type _Index;
__thread_local_data().reset(_VSTD::get<0>(*__p).release());
typedef typename __make_tuple_indices<tuple_size<_Fp>::value, 2>::type _Index;
__thread_execute(*__p, _Index());
return nullptr;
}
@ -363,10 +362,14 @@ template <class _Fp, class ..._Args,
>
thread::thread(_Fp&& __f, _Args&&... __args)
{
typedef tuple<typename decay<_Fp>::type, typename decay<_Args>::type...> _Gp;
_VSTD::unique_ptr<_Gp> __p(new _Gp(__decay_copy(_VSTD::forward<_Fp>(__f)),
__decay_copy(_VSTD::forward<_Args>(__args))...));
int __ec = pthread_create(&__t_, 0, &__thread_proxy<_Gp>, __p.get());
typedef unique_ptr<__thread_struct> _TSPtr;
_TSPtr __tsp(new __thread_struct);
typedef tuple<_TSPtr, typename decay<_Fp>::type, typename decay<_Args>::type...> _Gp;
_VSTD::unique_ptr<_Gp> __p(
new _Gp(std::move(__tsp),
__decay_copy(_VSTD::forward<_Fp>(__f)),
__decay_copy(_VSTD::forward<_Args>(__args))...));
int __ec = __libcpp_thread_create(&__t_, &__thread_proxy<_Gp>, __p.get());
if (__ec == 0)
__p.release();
else
@ -376,22 +379,34 @@ thread::thread(_Fp&& __f, _Args&&... __args)
#else // _LIBCPP_HAS_NO_VARIADICS
template <class _Fp>
void*
__thread_proxy(void* __vp)
struct __thread_invoke_pair {
// This type is used to pass memory for thread local storage and a functor
// to a newly created thread because std::pair doesn't work with
// std::unique_ptr in C++03.
__thread_invoke_pair(_Fp& __f) : __tsp_(new __thread_struct), __fn_(__f) {}
unique_ptr<__thread_struct> __tsp_;
_Fp __fn_;
};
template <class _Fp>
void* __thread_proxy_cxx03(void* __vp)
{
__thread_local_data().reset(new __thread_struct);
std::unique_ptr<_Fp> __p(static_cast<_Fp*>(__vp));
(*__p)();
__thread_local_data().reset(__p->__tsp_.release());
(__p->__fn_)();
return nullptr;
}
template <class _Fp>
thread::thread(_Fp __f)
{
std::unique_ptr<_Fp> __p(new _Fp(__f));
int __ec = pthread_create(&__t_, 0, &__thread_proxy<_Fp>, __p.get());
typedef __thread_invoke_pair<_Fp> _InvokePair;
typedef std::unique_ptr<_InvokePair> _PairPtr;
_PairPtr __pp(new _InvokePair(__f));
int __ec = __libcpp_thread_create(&__t_, &__thread_proxy_cxx03<_InvokePair>, __pp.get());
if (__ec == 0)
__p.release();
__pp.release();
else
__throw_system_error(__ec, "thread constructor failed");
}
@ -464,7 +479,7 @@ sleep_until(const chrono::time_point<chrono::steady_clock, _Duration>& __t)
}
inline _LIBCPP_INLINE_VISIBILITY
void yield() _NOEXCEPT {sched_yield();}
void yield() _NOEXCEPT {__libcpp_thread_yield();}
} // this_thread

453
contrib/libc++/include/tuple
View File

@ -76,10 +76,18 @@ template <class... T> tuple<V...> make_tuple(T&&...); // constexpr in C++14
template <class... T> tuple<ATypes...> forward_as_tuple(T&&...) noexcept; // constexpr in C++14
template <class... T> tuple<T&...> tie(T&...) noexcept; // constexpr in C++14
template <class... Tuples> tuple<CTypes...> tuple_cat(Tuples&&... tpls); // constexpr in C++14
// [tuple.apply], calling a function with a tuple of arguments:
template <class F, class Tuple>
constexpr decltype(auto) apply(F&& f, Tuple&& t); // C++17
template <class T, class Tuple>
constexpr T make_from_tuple(Tuple&& t); // C++17
// 20.4.1.4, tuple helper classes:
template <class T> class tuple_size; // undefined
template <class... T> class tuple_size<tuple<T...>>;
template <class T>
constexpr size_t tuple_size_v = tuple_size<T>::value; // C++17
template <size_t I, class T> class tuple_element; // undefined
template <size_t I, class... T> class tuple_element<I, tuple<T...>>;
template <size_t I, class T>
@ -379,10 +387,8 @@ template <class ..._Tp>
_LIBCPP_INLINE_VISIBILITY
void __swallow(_Tp&&...) _NOEXCEPT {}
template <bool ..._Pred>
struct __all
: is_same<__all<_Pred...>, __all<(_Pred, true)...>>
{ };
template <class ..._Tp>
struct __lazy_all : __all<_Tp::value...> {};
template <class _Tp>
struct __all_default_constructible;
@ -446,7 +452,7 @@ struct __tuple_impl<__tuple_indices<_Indx...>, _Tp...>
template <class _Alloc, class _Tuple,
class = typename enable_if
<
__tuple_convertible<_Tuple, tuple<_Tp...> >::value
__tuple_constructible<_Tuple, tuple<_Tp...> >::value
>::type
>
_LIBCPP_INLINE_VISIBILITY
@ -499,6 +505,28 @@ struct __tuple_impl<__tuple_indices<_Indx...>, _Tp...>
}
};
template <bool _IsTuple, class _SizeTrait, size_t _Expected>
struct __tuple_like_with_size_imp : false_type {};
template <class _SizeTrait, size_t _Expected>
struct __tuple_like_with_size_imp<true, _SizeTrait, _Expected>
: integral_constant<bool, _SizeTrait::value == _Expected> {};
template <class _Tuple, size_t _ExpectedSize,
class _RawTuple = typename __uncvref<_Tuple>::type>
using __tuple_like_with_size = __tuple_like_with_size_imp<
__tuple_like<_RawTuple>::value,
tuple_size<_RawTuple>, _ExpectedSize
>;
struct _LIBCPP_TYPE_VIS __check_tuple_constructor_fail {
template <class ...>
static constexpr bool __enable_explicit() { return false; }
template <class ...>
static constexpr bool __enable_implicit() { return false; }
};
template <class ..._Tp>
class _LIBCPP_TYPE_VIS_ONLY tuple
{
@ -506,6 +534,118 @@ class _LIBCPP_TYPE_VIS_ONLY tuple
base base_;
template <class ..._Args>
struct _PackExpandsToThisTuple : false_type {};
template <class _Arg>
struct _PackExpandsToThisTuple<_Arg>
: is_same<typename __uncvref<_Arg>::type, tuple> {};
template <bool _MaybeEnable, class _Dummy = void>
struct _CheckArgsConstructor : __check_tuple_constructor_fail {};
template <class _Dummy>
struct _CheckArgsConstructor<true, _Dummy>
{
template <class ..._Args>
static constexpr bool __enable_explicit() {
return
__tuple_constructible<
tuple<_Args...>,
typename __make_tuple_types<tuple,
sizeof...(_Args) < sizeof...(_Tp) ?
sizeof...(_Args) :
sizeof...(_Tp)>::type
>::value &&
!__tuple_convertible<
tuple<_Args...>,
typename __make_tuple_types<tuple,
sizeof...(_Args) < sizeof...(_Tp) ?
sizeof...(_Args) :
sizeof...(_Tp)>::type
>::value &&
__all_default_constructible<
typename __make_tuple_types<tuple, sizeof...(_Tp),
sizeof...(_Args) < sizeof...(_Tp) ?
sizeof...(_Args) :
sizeof...(_Tp)>::type
>::value;
}
template <class ..._Args>
static constexpr bool __enable_implicit() {
return
__tuple_convertible<
tuple<_Args...>,
typename __make_tuple_types<tuple,
sizeof...(_Args) < sizeof...(_Tp) ?
sizeof...(_Args) :
sizeof...(_Tp)>::type
>::value &&
__all_default_constructible<
typename __make_tuple_types<tuple, sizeof...(_Tp),
sizeof...(_Args) < sizeof...(_Tp) ?
sizeof...(_Args) :
sizeof...(_Tp)>::type
>::value;
}
};
template <bool _MaybeEnable,
bool = sizeof...(_Tp) == 1,
class _Dummy = void>
struct _CheckTupleLikeConstructor : __check_tuple_constructor_fail {};
template <class _Dummy>
struct _CheckTupleLikeConstructor<true, false, _Dummy>
{
template <class _Tuple>
static constexpr bool __enable_implicit() {
return __tuple_convertible<_Tuple, tuple>::value;
}
template <class _Tuple>
static constexpr bool __enable_explicit() {
return __tuple_constructible<_Tuple, tuple>::value
&& !__tuple_convertible<_Tuple, tuple>::value;
}
};
template <class _Dummy>
struct _CheckTupleLikeConstructor<true, true, _Dummy>
{
// This trait is used to disable the tuple-like constructor when
// the UTypes... constructor should be selected instead.
// See LWG issue #2549.
template <class _Tuple>
using _PreferTupleLikeConstructor = __lazy_or<
// Don't attempt the two checks below if the tuple we are given
// has the same type as this tuple.
is_same<typename __uncvref<_Tuple>::type, tuple>,
__lazy_and<
__lazy_not<is_constructible<_Tp..., _Tuple>>,
__lazy_not<is_convertible<_Tuple, _Tp...>>
>
>;
template <class _Tuple>
static constexpr bool __enable_implicit() {
return __lazy_and<
__tuple_convertible<_Tuple, tuple>,
_PreferTupleLikeConstructor<_Tuple>
>::value;
}
template <class _Tuple>
static constexpr bool __enable_explicit() {
return __lazy_and<
__tuple_constructible<_Tuple, tuple>,
_PreferTupleLikeConstructor<_Tuple>,
__lazy_not<__tuple_convertible<_Tuple, tuple>>
>::value;
}
};
template <size_t _Jp, class ..._Up> friend _LIBCPP_CONSTEXPR_AFTER_CXX11
typename tuple_element<_Jp, tuple<_Up...> >::type& get(tuple<_Up...>&) _NOEXCEPT;
template <size_t _Jp, class ..._Up> friend _LIBCPP_CONSTEXPR_AFTER_CXX11
@ -523,8 +663,30 @@ public:
_LIBCPP_CONSTEXPR tuple()
_NOEXCEPT_(__all<is_nothrow_default_constructible<_Tp>::value...>::value) {}
template <class _AllocArgT, class _Alloc, bool _Dummy = true, class = typename enable_if<
__lazy_and<
is_same<allocator_arg_t, _AllocArgT>,
__lazy_all<__dependent_type<is_default_constructible<_Tp>, _Dummy>...>
>::value
>::type>
_LIBCPP_INLINE_VISIBILITY
tuple(_AllocArgT, _Alloc const& __a)
: base_(allocator_arg_t(), __a,
__tuple_indices<>(), __tuple_types<>(),
typename __make_tuple_indices<sizeof...(_Tp), 0>::type(),
__tuple_types<_Tp...>()) {}
template <bool _Dummy = true,
typename enable_if
<
_CheckArgsConstructor<
_Dummy
>::template __enable_implicit<_Tp...>(),
bool
>::type = false
>
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
explicit tuple(const _Tp& ... __t) _NOEXCEPT_((__all<is_nothrow_copy_constructible<_Tp>::value...>::value))
tuple(const _Tp& ... __t) _NOEXCEPT_((__all<is_nothrow_copy_constructible<_Tp>::value...>::value))
: base_(typename __make_tuple_indices<sizeof...(_Tp)>::type(),
typename __make_tuple_types<tuple, sizeof...(_Tp)>::type(),
typename __make_tuple_indices<0>::type(),
@ -532,7 +694,33 @@ public:
__t...
) {}
template <class _Alloc>
template <bool _Dummy = true,
typename enable_if
<
_CheckArgsConstructor<
_Dummy
>::template __enable_explicit<_Tp...>(),
bool
>::type = false
>
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
explicit tuple(const _Tp& ... __t) _NOEXCEPT_((__all<is_nothrow_copy_constructible<_Tp>::value...>::value))
: base_(typename __make_tuple_indices<sizeof...(_Tp)>::type(),
typename __make_tuple_types<tuple, sizeof...(_Tp)>::type(),
typename __make_tuple_indices<0>::type(),
typename __make_tuple_types<tuple, 0>::type(),
__t...
) {}
template <class _Alloc, bool _Dummy = true,
typename enable_if
<
_CheckArgsConstructor<
_Dummy
>::template __enable_implicit<_Tp...>(),
bool
>::type = false
>
_LIBCPP_INLINE_VISIBILITY
tuple(allocator_arg_t, const _Alloc& __a, const _Tp& ... __t)
: base_(allocator_arg_t(), __a,
@ -543,24 +731,33 @@ public:
__t...
) {}
template <class _Alloc, bool _Dummy = true,
typename enable_if
<
_CheckArgsConstructor<
_Dummy
>::template __enable_explicit<_Tp...>(),
bool
>::type = false
>
_LIBCPP_INLINE_VISIBILITY
explicit
tuple(allocator_arg_t, const _Alloc& __a, const _Tp& ... __t)
: base_(allocator_arg_t(), __a,
typename __make_tuple_indices<sizeof...(_Tp)>::type(),
typename __make_tuple_types<tuple, sizeof...(_Tp)>::type(),
typename __make_tuple_indices<0>::type(),
typename __make_tuple_types<tuple, 0>::type(),
__t...
) {}
template <class ..._Up,
typename enable_if
<
sizeof...(_Up) <= sizeof...(_Tp) &&
__tuple_convertible
<
tuple<_Up...>,
typename __make_tuple_types<tuple,
sizeof...(_Up) < sizeof...(_Tp) ?
sizeof...(_Up) :
sizeof...(_Tp)>::type
>::value &&
__all_default_constructible<
typename __make_tuple_types<tuple, sizeof...(_Tp),
sizeof...(_Up) < sizeof...(_Tp) ?
sizeof...(_Up) :
sizeof...(_Tp)>::type
>::value,
_CheckArgsConstructor<
sizeof...(_Up) <= sizeof...(_Tp)
&& !_PackExpandsToThisTuple<_Up...>::value
>::template __enable_implicit<_Up...>(),
bool
>::type = false
>
@ -584,31 +781,12 @@ public:
template <class ..._Up,
typename enable_if
<
sizeof...(_Up) <= sizeof...(_Tp) &&
__tuple_constructible
<
tuple<_Up...>,
typename __make_tuple_types<tuple,
sizeof...(_Up) < sizeof...(_Tp) ?
sizeof...(_Up) :
sizeof...(_Tp)>::type
>::value &&
!__tuple_convertible
<
tuple<_Up...>,
typename __make_tuple_types<tuple,
sizeof...(_Up) < sizeof...(_Tp) ?
sizeof...(_Up) :
sizeof...(_Tp)>::type
>::value &&
__all_default_constructible<
typename __make_tuple_types<tuple, sizeof...(_Tp),
sizeof...(_Up) < sizeof...(_Tp) ?
sizeof...(_Up) :
sizeof...(_Tp)>::type
>::value,
_CheckArgsConstructor<
sizeof...(_Up) <= sizeof...(_Tp)
&& !_PackExpandsToThisTuple<_Up...>::value
>::template __enable_explicit<_Up...>(),
bool
>::type =false
>::type = false
>
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
explicit
@ -629,24 +807,14 @@ public:
_VSTD::forward<_Up>(__u)...) {}
template <class _Alloc, class ..._Up,
class = typename enable_if
typename enable_if
<
sizeof...(_Up) <= sizeof...(_Tp) &&
__tuple_convertible
<
tuple<_Up...>,
typename __make_tuple_types<tuple,
sizeof...(_Up) < sizeof...(_Tp) ?
sizeof...(_Up) :
sizeof...(_Tp)>::type
>::value &&
__all_default_constructible<
typename __make_tuple_types<tuple, sizeof...(_Tp),
sizeof...(_Up) < sizeof...(_Tp) ?
sizeof...(_Up) :
sizeof...(_Tp)>::type
>::value
>::type
_CheckArgsConstructor<
sizeof...(_Up) == sizeof...(_Tp) &&
!_PackExpandsToThisTuple<_Up...>::value
>::template __enable_implicit<_Up...>(),
bool
>::type = false
>
_LIBCPP_INLINE_VISIBILITY
tuple(allocator_arg_t, const _Alloc& __a, _Up&&... __u)
@ -657,10 +825,33 @@ public:
typename __make_tuple_types<tuple, sizeof...(_Tp), sizeof...(_Up)>::type(),
_VSTD::forward<_Up>(__u)...) {}
template <class _Alloc, class ..._Up,
typename enable_if
<
_CheckArgsConstructor<
sizeof...(_Up) == sizeof...(_Tp) &&
!_PackExpandsToThisTuple<_Up...>::value
>::template __enable_explicit<_Up...>(),
bool
>::type = false
>
_LIBCPP_INLINE_VISIBILITY
explicit
tuple(allocator_arg_t, const _Alloc& __a, _Up&&... __u)
: base_(allocator_arg_t(), __a,
typename __make_tuple_indices<sizeof...(_Up)>::type(),
typename __make_tuple_types<tuple, sizeof...(_Up)>::type(),
typename __make_tuple_indices<sizeof...(_Tp), sizeof...(_Up)>::type(),
typename __make_tuple_types<tuple, sizeof...(_Tp), sizeof...(_Up)>::type(),
_VSTD::forward<_Up>(__u)...) {}
template <class _Tuple,
typename enable_if
<
__tuple_convertible<_Tuple, tuple>::value,
_CheckTupleLikeConstructor<
__tuple_like_with_size<_Tuple, sizeof...(_Tp)>::value
&& !_PackExpandsToThisTuple<_Tuple>::value
>::template __enable_implicit<_Tuple>(),
bool
>::type = false
>
@ -671,8 +862,10 @@ public:
template <class _Tuple,
typename enable_if
<
__tuple_constructible<_Tuple, tuple>::value &&
!__tuple_convertible<_Tuple, tuple>::value,
_CheckTupleLikeConstructor<
__tuple_like_with_size<_Tuple, sizeof...(_Tp)>::value
&& !_PackExpandsToThisTuple<_Tuple>::value
>::template __enable_explicit<_Tuple>(),
bool
>::type = false
>
@ -682,15 +875,32 @@ public:
: base_(_VSTD::forward<_Tuple>(__t)) {}
template <class _Alloc, class _Tuple,
class = typename enable_if
typename enable_if
<
__tuple_convertible<_Tuple, tuple>::value
>::type
_CheckTupleLikeConstructor<
__tuple_like_with_size<_Tuple, sizeof...(_Tp)>::value
>::template __enable_implicit<_Tuple>(),
bool
>::type = false
>
_LIBCPP_INLINE_VISIBILITY
tuple(allocator_arg_t, const _Alloc& __a, _Tuple&& __t)
: base_(allocator_arg_t(), __a, _VSTD::forward<_Tuple>(__t)) {}
template <class _Alloc, class _Tuple,
typename enable_if
<
_CheckTupleLikeConstructor<
__tuple_like_with_size<_Tuple, sizeof...(_Tp)>::value
>::template __enable_explicit<_Tuple>(),
bool
>::type = false
>
_LIBCPP_INLINE_VISIBILITY
explicit
tuple(allocator_arg_t, const _Alloc& __a, _Tuple&& __t)
: base_(allocator_arg_t(), __a, _VSTD::forward<_Tuple>(__t)) {}
template <class _Tuple,
class = typename enable_if
<
@ -784,39 +994,44 @@ get(const tuple<_Tp...>&& __t) _NOEXCEPT
}
#if _LIBCPP_STD_VER > 11
// get by type
template <typename _T1, size_t _Idx, typename... _Args>
struct __find_exactly_one_t_helper;
// -- find exactly one
template <typename _T1, size_t _Idx, typename... _Args>
struct __find_exactly_one_t_checker {
static constexpr size_t value = _Idx;
// Check the rest of the list to make sure there's only one
static_assert ( __find_exactly_one_t_helper<_T1, 0, _Args...>::value == -1, "type can only occur once in type list" );
};
namespace __find_detail {
static constexpr size_t __not_found = -1;
static constexpr size_t __ambiguous = __not_found - 1;
template <typename _T1, size_t _Idx>
struct __find_exactly_one_t_helper <_T1, _Idx> {
static constexpr size_t value = -1;
};
inline _LIBCPP_INLINE_VISIBILITY
constexpr size_t __find_idx_return(size_t __curr_i, size_t __res, bool __matches) {
return !__matches ? __res :
(__res == __not_found ? __curr_i : __ambiguous);
}
template <typename _T1, size_t _Idx, typename _Head, typename... _Args>
struct __find_exactly_one_t_helper <_T1, _Idx, _Head, _Args...> {
static constexpr size_t value =
std::conditional<
std::is_same<_T1, _Head>::value,
__find_exactly_one_t_checker<_T1, _Idx, _Args...>,
__find_exactly_one_t_helper <_T1, _Idx+1, _Args...>
>::type::value;
};
template <size_t _Nx>
inline _LIBCPP_INLINE_VISIBILITY
constexpr size_t __find_idx(size_t __i, const bool (&__matches)[_Nx]) {
return __i == _Nx ? __not_found :
__find_idx_return(__i, __find_idx(__i + 1, __matches), __matches[__i]);
}
template <class _T1, class ..._Args>
struct __find_exactly_one_checked {
static constexpr bool __matches[] = {is_same<_T1, _Args>::value...};
static constexpr size_t value = __find_detail::__find_idx(0, __matches);
static_assert (value != __not_found, "type not found in type list" );
static_assert(value != __ambiguous,"type occurs more than once in type list");
};
template <class _T1>
struct __find_exactly_one_checked<_T1> {
static_assert(!is_same<_T1, _T1>::value, "type not in empty type list");
};
} // namespace __find_detail;
template <typename _T1, typename... _Args>
struct __find_exactly_one_t {
static constexpr size_t value = __find_exactly_one_t_helper<_T1, 0, _Args...>::value;
static_assert ( value != -1, "type not found in type list" );
};
struct __find_exactly_one_t
: public __find_detail::__find_exactly_one_checked<_T1, _Args...> {
};
template <class _T1, class... _Args>
inline _LIBCPP_INLINE_VISIBILITY
@ -1154,6 +1369,50 @@ pair<_T1, _T2>::pair(piecewise_construct_t,
#endif // _LIBCPP_HAS_NO_VARIADICS
#if _LIBCPP_STD_VER > 14
template <class _Tp>
constexpr size_t tuple_size_v = tuple_size<_Tp>::value;
#define _LIBCPP_NOEXCEPT_RETURN(...) noexcept(noexcept(__VA_ARGS__)) { return __VA_ARGS__; }
template <class _Fn, class _Tuple, size_t ..._Id>
inline _LIBCPP_INLINE_VISIBILITY
constexpr decltype(auto) __apply_tuple_impl(_Fn && __f, _Tuple && __t,
__tuple_indices<_Id...>)
_LIBCPP_NOEXCEPT_RETURN(
_VSTD::__invoke_constexpr(
_VSTD::forward<_Fn>(__f),
_VSTD::get<_Id>(_VSTD::forward<_Tuple>(__t))...)
)
template <class _Fn, class _Tuple>
inline _LIBCPP_INLINE_VISIBILITY
constexpr decltype(auto) apply(_Fn && __f, _Tuple && __t)
_LIBCPP_NOEXCEPT_RETURN(
_VSTD::__apply_tuple_impl(
_VSTD::forward<_Fn>(__f), _VSTD::forward<_Tuple>(__t),
typename __make_tuple_indices<tuple_size_v<decay_t<_Tuple>>>::type{})
)
template <class _Tp, class _Tuple, size_t... _Idx>
inline _LIBCPP_INLINE_VISIBILITY
constexpr _Tp __make_from_tuple_impl(_Tuple&& __t, __tuple_indices<_Idx...>)
_LIBCPP_NOEXCEPT_RETURN(
_Tp(_VSTD::get<_Idx>(_VSTD::forward<_Tuple>(__t))...)
)
template <class _Tp, class _Tuple>
inline _LIBCPP_INLINE_VISIBILITY
constexpr _Tp make_from_tuple(_Tuple&& __t)
_LIBCPP_NOEXCEPT_RETURN(
_VSTD::__make_from_tuple_impl<_Tp>(_VSTD::forward<_Tuple>(__t),
typename __make_tuple_indices<tuple_size_v<decay_t<_Tuple>>>::type{})
)
#undef _LIBCPP_NOEXCEPT_RETURN
#endif // _LIBCPP_STD_VER > 14
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_TUPLE

626
contrib/libc++/include/type_traits
View File

@ -105,6 +105,8 @@ namespace std
template <class T, class U> struct is_assignable;
template <class T> struct is_copy_assignable;
template <class T> struct is_move_assignable;
template <class T, class U> struct is_swappable_with; // C++17
template <class T> struct is_swappable; // C++17
template <class T> struct is_destructible;
template <class T, class... Args> struct is_trivially_constructible;
@ -123,6 +125,8 @@ namespace std
template <class T, class U> struct is_nothrow_assignable;
template <class T> struct is_nothrow_copy_assignable;
template <class T> struct is_nothrow_move_assignable;
template <class T, class U> struct is_nothrow_swappable_with; // C++17
template <class T> struct is_nothrow_swappable; // C++17
template <class T> struct is_nothrow_destructible;
template <class T> struct has_virtual_destructor;
@ -132,6 +136,14 @@ namespace std
template <class Base, class Derived> struct is_base_of;
template <class From, class To> struct is_convertible;
template <class, class R = void> struct is_callable; // not defined
template <class Fn, class... ArgTypes, class R>
struct is_callable<Fn(ArgTypes...), R>;
template <class, class R = void> struct is_nothrow_callable; // not defined
template <class Fn, class... ArgTypes, class R>
struct is_nothrow_callable<Fn(ArgTypes...), R>;
// Alignment properties and transformations:
template <class T> struct alignment_of;
template <size_t Len, size_t Align = most_stringent_alignment_requirement>
@ -292,6 +304,10 @@ namespace std
= is_copy_assignable<T>::value; // C++17
template <class T> constexpr bool is_move_assignable_v
= is_move_assignable<T>::value; // C++17
template <class T, class U> constexpr bool is_swappable_with_v
= is_swappable_with<T, U>::value; // C++17
template <class T> constexpr bool is_swappable_v
= is_swappable<T>::value; // C++17
template <class T> constexpr bool is_destructible_v
= is_destructible<T>::value; // C++17
template <class T, class... Args> constexpr bool is_trivially_constructible_v
@ -324,6 +340,10 @@ namespace std
= is_nothrow_copy_assignable<T>::value; // C++17
template <class T> constexpr bool is_nothrow_move_assignable_v
= is_nothrow_move_assignable<T>::value; // C++17
template <class T, class U> constexpr bool is_nothrow_swappable_with_v
= is_nothrow_swappable_with<T, U>::value; // C++17
template <class T> constexpr bool is_nothrow_swappable_v
= is_nothrow_swappable<T>::value; // C++17
template <class T> constexpr bool is_nothrow_destructible_v
= is_nothrow_destructible<T>::value; // C++17
template <class T> constexpr bool has_virtual_destructor_v
@ -344,6 +364,10 @@ namespace std
= is_base_of<Base, Derived>::value; // C++17
template <class From, class To> constexpr bool is_convertible_v
= is_convertible<From, To>::value; // C++17
template <class T, class R = void> constexpr bool is_callable_v
= is_callable<T, R>::value; // C++17
template <class T, class R = void> constexpr bool is_nothrow_callable_v
= is_nothrow_callable<T, R>::value; // C++17
// [meta.logical], logical operator traits:
template<class... B> struct conjunction; // C++17
@ -368,6 +392,10 @@ namespace std
_LIBCPP_BEGIN_NAMESPACE_STD
template <class _T1, class _T2> struct _LIBCPP_TYPE_VIS_ONLY pair;
template <class _Tp> class _LIBCPP_TYPE_VIS_ONLY reference_wrapper;
template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY hash;
template <class>
struct __void_t { typedef void type; };
@ -397,15 +425,29 @@ template <bool _Bp, class _Tp = void> using enable_if_t = typename enable_if<_Bp
#endif
// addressof
#if __has_builtin(__builtin_addressof)
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY
inline _LIBCPP_CONSTEXPR_AFTER_CXX14
_LIBCPP_NO_CFI _LIBCPP_INLINE_VISIBILITY
_Tp*
addressof(_Tp& __x) _NOEXCEPT
{
return __builtin_addressof(__x);
}
#else
template <class _Tp>
inline _LIBCPP_NO_CFI _LIBCPP_INLINE_VISIBILITY
_Tp*
addressof(_Tp& __x) _NOEXCEPT
{
return (_Tp*)&reinterpret_cast<const volatile char&>(__x);
}
#endif // __has_builtin(__builtin_addressof)
#if defined(_LIBCPP_HAS_OBJC_ARC) && !defined(_LIBCPP_PREDEFINED_OBJC_ARC_ADDRESSOF)
// Objective-C++ Automatic Reference Counting uses qualified pointers
// that require special addressof() signatures. When
@ -957,6 +999,19 @@ template <class _Tp> _LIBCPP_CONSTEXPR bool is_compound_v
= is_compound<_Tp>::value;
#endif
// __is_referenceable [defns.referenceable]
struct __is_referenceable_impl {
template <class _Tp> static _Tp& __test(int);
template <class _Tp> static __two __test(...);
};
template <class _Tp>
struct __is_referenceable : integral_constant<bool,
!is_same<decltype(__is_referenceable_impl::__test<_Tp>(0)), __two>::value> {};
// add_const
template <class _Tp, bool = is_reference<_Tp>::value ||
@ -1014,12 +1069,11 @@ template <class _Tp> using remove_reference_t = typename remove_reference<_Tp>::
// add_lvalue_reference
template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_lvalue_reference {typedef _Tp& type;};
template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_lvalue_reference<_Tp&> {typedef _Tp& type;}; // for older compiler
template <> struct _LIBCPP_TYPE_VIS_ONLY add_lvalue_reference<void> {typedef void type;};
template <> struct _LIBCPP_TYPE_VIS_ONLY add_lvalue_reference<const void> {typedef const void type;};
template <> struct _LIBCPP_TYPE_VIS_ONLY add_lvalue_reference<volatile void> {typedef volatile void type;};
template <> struct _LIBCPP_TYPE_VIS_ONLY add_lvalue_reference<const volatile void> {typedef const volatile void type;};
template <class _Tp, bool = __is_referenceable<_Tp>::value> struct __add_lvalue_reference_impl { typedef _Tp type; };
template <class _Tp > struct __add_lvalue_reference_impl<_Tp, true> { typedef _Tp& type; };
template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_lvalue_reference
{typedef typename __add_lvalue_reference_impl<_Tp>::type type;};
#if _LIBCPP_STD_VER > 11
template <class _Tp> using add_lvalue_reference_t = typename add_lvalue_reference<_Tp>::type;
@ -1027,11 +1081,11 @@ template <class _Tp> using add_lvalue_reference_t = typename add_lvalue_referenc
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_rvalue_reference {typedef _Tp&& type;};
template <> struct _LIBCPP_TYPE_VIS_ONLY add_rvalue_reference<void> {typedef void type;};
template <> struct _LIBCPP_TYPE_VIS_ONLY add_rvalue_reference<const void> {typedef const void type;};
template <> struct _LIBCPP_TYPE_VIS_ONLY add_rvalue_reference<volatile void> {typedef volatile void type;};
template <> struct _LIBCPP_TYPE_VIS_ONLY add_rvalue_reference<const volatile void> {typedef const volatile void type;};
template <class _Tp, bool = __is_referenceable<_Tp>::value> struct __add_rvalue_reference_impl { typedef _Tp type; };
template <class _Tp > struct __add_rvalue_reference_impl<_Tp, true> { typedef _Tp&& type; };
template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_rvalue_reference
{typedef typename __add_rvalue_reference_impl<_Tp>::type type;};
#if _LIBCPP_STD_VER > 11
template <class _Tp> using add_rvalue_reference_t = typename add_rvalue_reference<_Tp>::type;
@ -1041,8 +1095,11 @@ template <class _Tp> using add_rvalue_reference_t = typename add_rvalue_referenc
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Tp> _Tp&& __declval(int);
template <class _Tp> _Tp __declval(long);
template <class _Tp>
typename add_rvalue_reference<_Tp>::type
decltype(_VSTD::__declval<_Tp>(0))
declval() _NOEXCEPT;
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES
@ -1053,6 +1110,24 @@ declval();
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
// __uncvref
template <class _Tp>
struct __uncvref {
typedef typename remove_cv<typename remove_reference<_Tp>::type>::type type;
};
template <class _Tp>
struct __unconstref {
typedef typename remove_const<typename remove_reference<_Tp>::type>::type type;
};
// __is_same_uncvref
template <class _Tp, class _Up>
struct __is_same_uncvref : is_same<typename __uncvref<_Tp>::type,
typename __uncvref<_Up>::type> {};
struct __any
{
__any(...);
@ -1072,8 +1147,16 @@ template <class _Tp> using remove_pointer_t = typename remove_pointer<_Tp>::type
// add_pointer
template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_pointer
template <class _Tp,
bool = __is_referenceable<_Tp>::value ||
is_same<typename remove_cv<_Tp>::type, void>::value>
struct __add_pointer_impl
{typedef typename remove_reference<_Tp>::type* type;};
template <class _Tp> struct __add_pointer_impl<_Tp, false>
{typedef _Tp type;};
template <class _Tp> struct _LIBCPP_TYPE_VIS_ONLY add_pointer
{typedef typename __add_pointer_impl<_Tp>::type type;};
#if _LIBCPP_STD_VER > 11
template <class _Tp> using add_pointer_t = typename add_pointer<_Tp>::type;
@ -1301,16 +1384,9 @@ struct __is_convertible_test : public false_type {};
template <class _From, class _To>
struct __is_convertible_test<_From, _To,
decltype(__test_convert<_To>(_VSTD::declval<_From>()))> : public true_type
decltype(_VSTD::__is_convertible_imp::__test_convert<_To>(_VSTD::declval<_From>()))> : public true_type
{};
template <class _Tp> __two __test(...);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Tp> _Tp&& __source();
#else
template <class _Tp> typename remove_reference<_Tp>::type& __source();
#endif
template <class _Tp, bool _IsArray = is_array<_Tp>::value,
bool _IsFunction = is_function<_Tp>::value,
bool _IsVoid = is_void<_Tp>::value>
@ -1350,41 +1426,6 @@ struct __is_convertible
>
{};
template <class _T1, class _T2> struct __is_convertible<_T1, _T2, 1, 0> : false_type {};
template <class _T1> struct __is_convertible<_T1, const _T1&, 1, 0> : true_type {};
template <class _T1> struct __is_convertible<const _T1, const _T1&, 1, 0> : true_type {};
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _T1> struct __is_convertible<_T1, _T1&&, 1, 0> : true_type {};
template <class _T1> struct __is_convertible<_T1, const _T1&&, 1, 0> : true_type {};
template <class _T1> struct __is_convertible<_T1, volatile _T1&&, 1, 0> : true_type {};
template <class _T1> struct __is_convertible<_T1, const volatile _T1&&, 1, 0> : true_type {};
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _T1, class _T2> struct __is_convertible<_T1, _T2*, 1, 0>
: public integral_constant<bool, __is_convertible<typename remove_all_extents<_T1>::type*, _T2*>::value> {};
template <class _T1, class _T2> struct __is_convertible<_T1, _T2* const, 1, 0>
: public integral_constant<bool, __is_convertible<typename remove_all_extents<_T1>::type*, _T2*const>::value> {};
template <class _T1, class _T2> struct __is_convertible<_T1, _T2* volatile, 1, 0>
: public integral_constant<bool, __is_convertible<typename remove_all_extents<_T1>::type*, _T2*volatile>::value> {};
template <class _T1, class _T2> struct __is_convertible<_T1, _T2* const volatile, 1, 0>
: public integral_constant<bool, __is_convertible<typename remove_all_extents<_T1>::type*, _T2*const volatile>::value> {};
template <class _T1, class _T2> struct __is_convertible<_T1, _T2, 2, 0> : public false_type {};
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _T1> struct __is_convertible<_T1, _T1&&, 2, 0> : public true_type {};
#endif
template <class _T1> struct __is_convertible<_T1, _T1&, 2, 0> : public true_type {};
template <class _T1> struct __is_convertible<_T1, _T1*, 2, 0> : public true_type {};
template <class _T1> struct __is_convertible<_T1, _T1*const, 2, 0> : public true_type {};
template <class _T1> struct __is_convertible<_T1, _T1*volatile, 2, 0> : public true_type {};
template <class _T1> struct __is_convertible<_T1, _T1*const volatile, 2, 0> : public true_type {};
template <class _T1, class _T2> struct __is_convertible<_T1, _T2, 3, 0> : public false_type {};
template <class _T1, class _T2> struct __is_convertible<_T1, _T2, 0, 1> : public false_type {};
template <class _T1, class _T2> struct __is_convertible<_T1, _T2, 1, 1> : public false_type {};
template <class _T1, class _T2> struct __is_convertible<_T1, _T2, 2, 1> : public false_type {};
@ -2136,7 +2177,7 @@ move(_Tp&& __t) _NOEXCEPT
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
_Tp&&
forward(typename std::remove_reference<_Tp>::type& __t) _NOEXCEPT
forward(typename remove_reference<_Tp>::type& __t) _NOEXCEPT
{
return static_cast<_Tp&&>(__t);
}
@ -2144,9 +2185,9 @@ forward(typename std::remove_reference<_Tp>::type& __t) _NOEXCEPT
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11
_Tp&&
forward(typename std::remove_reference<_Tp>::type&& __t) _NOEXCEPT
forward(typename remove_reference<_Tp>::type&& __t) _NOEXCEPT
{
static_assert(!std::is_lvalue_reference<_Tp>::value,
static_assert(!is_lvalue_reference<_Tp>::value,
"Can not forward an rvalue as an lvalue.");
return static_cast<_Tp&&>(__t);
}
@ -2172,7 +2213,7 @@ move(const _Tp& __t)
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY
_Tp&
forward(typename std::remove_reference<_Tp>::type& __t) _NOEXCEPT
forward(typename remove_reference<_Tp>::type& __t) _NOEXCEPT
{
return __t;
}
@ -2691,6 +2732,15 @@ struct __member_pointer_traits
// typedef ... _FnType;
};
template <class _DecayedFp>
struct __member_pointer_class_type {};
template <class _Ret, class _ClassType>
struct __member_pointer_class_type<_Ret _ClassType::*> {
typedef _ClassType type;
};
// result_of
template <class _Callable> class result_of;
@ -3918,7 +3968,12 @@ template <class _Tp> _LIBCPP_CONSTEXPR bool is_trivial_v
= is_trivial<_Tp>::value;
#endif
#ifndef _LIBCPP_HAS_NO_VARIADICS
template <class _Tp> struct __is_reference_wrapper_impl : public false_type {};
template <class _Tp> struct __is_reference_wrapper_impl<reference_wrapper<_Tp> > : public true_type {};
template <class _Tp> struct __is_reference_wrapper
: public __is_reference_wrapper_impl<typename remove_cv<_Tp>::type> {};
#ifndef _LIBCPP_CXX03_LANG
// Check for complete types
@ -4006,8 +4061,6 @@ struct __check_complete<_Rp (_Class::*)(_Param...) const volatile>
{
};
#if __has_feature(cxx_reference_qualified_functions)
template <class _Rp, class _Class, class ..._Param>
struct __check_complete<_Rp (_Class::*)(_Param...) &>
: private __check_complete<_Class>
@ -4056,125 +4109,257 @@ struct __check_complete<_Rp (_Class::*)(_Param...) const volatile&&>
{
};
#endif
template <class _Rp, class _Class>
struct __check_complete<_Rp _Class::*>
: private __check_complete<_Class>
{
};
template <class _Fp, class _A0,
class _DecayFp = typename decay<_Fp>::type,
class _DecayA0 = typename decay<_A0>::type,
class _ClassT = typename __member_pointer_class_type<_DecayFp>::type>
using __enable_if_bullet1 = typename enable_if
<
is_member_function_pointer<_DecayFp>::value
&& is_base_of<_ClassT, _DecayA0>::value
>::type;
template <class _Fp, class _A0,
class _DecayFp = typename decay<_Fp>::type,
class _DecayA0 = typename decay<_A0>::type>
using __enable_if_bullet2 = typename enable_if
<
is_member_function_pointer<_DecayFp>::value
&& __is_reference_wrapper<_DecayA0>::value
>::type;
template <class _Fp, class _A0,
class _DecayFp = typename decay<_Fp>::type,
class _DecayA0 = typename decay<_A0>::type,
class _ClassT = typename __member_pointer_class_type<_DecayFp>::type>
using __enable_if_bullet3 = typename enable_if
<
is_member_function_pointer<_DecayFp>::value
&& !is_base_of<_ClassT, _DecayA0>::value
&& !__is_reference_wrapper<_DecayA0>::value
>::type;
template <class _Fp, class _A0,
class _DecayFp = typename decay<_Fp>::type,
class _DecayA0 = typename decay<_A0>::type,
class _ClassT = typename __member_pointer_class_type<_DecayFp>::type>
using __enable_if_bullet4 = typename enable_if
<
is_member_object_pointer<_DecayFp>::value
&& is_base_of<_ClassT, _DecayA0>::value
>::type;
template <class _Fp, class _A0,
class _DecayFp = typename decay<_Fp>::type,
class _DecayA0 = typename decay<_A0>::type>
using __enable_if_bullet5 = typename enable_if
<
is_member_object_pointer<_DecayFp>::value
&& __is_reference_wrapper<_DecayA0>::value
>::type;
template <class _Fp, class _A0,
class _DecayFp = typename decay<_Fp>::type,
class _DecayA0 = typename decay<_A0>::type,
class _ClassT = typename __member_pointer_class_type<_DecayFp>::type>
using __enable_if_bullet6 = typename enable_if
<
is_member_object_pointer<_DecayFp>::value
&& !is_base_of<_ClassT, _DecayA0>::value
&& !__is_reference_wrapper<_DecayA0>::value
>::type;
// __invoke forward declarations
// fall back - none of the bullets
#define _LIBCPP_INVOKE_RETURN(...) \
noexcept(noexcept(__VA_ARGS__)) -> decltype(__VA_ARGS__) \
{ return __VA_ARGS__; }
template <class ..._Args>
auto
__invoke(__any, _Args&& ...__args)
-> __nat;
auto __invoke(__any, _Args&& ...__args) -> __nat;
// bullets 1 and 2
template <class ..._Args>
auto __invoke_constexpr(__any, _Args&& ...__args) -> __nat;
// bullets 1, 2 and 3
template <class _Fp, class _A0, class ..._Args,
class = typename enable_if
<
is_member_function_pointer<typename remove_reference<_Fp>::type>::value &&
is_base_of<typename remove_reference<typename __member_pointer_traits<typename remove_reference<_Fp>::type>::_ClassType>::type,
typename remove_reference<_A0>::type>::value
>::type
>
_LIBCPP_INLINE_VISIBILITY
class = __enable_if_bullet1<_Fp, _A0>>
inline _LIBCPP_INLINE_VISIBILITY
auto
__invoke(_Fp&& __f, _A0&& __a0, _Args&& ...__args)
-> decltype((_VSTD::forward<_A0>(__a0).*__f)(_VSTD::forward<_Args>(__args)...));
_LIBCPP_INVOKE_RETURN((_VSTD::forward<_A0>(__a0).*__f)(_VSTD::forward<_Args>(__args)...))
template <class _Fp, class _A0, class ..._Args,
class = typename enable_if
<
is_member_function_pointer<typename remove_reference<_Fp>::type>::value &&
!is_base_of<typename remove_reference<typename __member_pointer_traits<typename remove_reference<_Fp>::type>::_ClassType>::type,
typename remove_reference<_A0>::type>::value
>::type
>
_LIBCPP_INLINE_VISIBILITY
class = __enable_if_bullet1<_Fp, _A0>>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR auto
__invoke_constexpr(_Fp&& __f, _A0&& __a0, _Args&& ...__args)
_LIBCPP_INVOKE_RETURN((_VSTD::forward<_A0>(__a0).*__f)(_VSTD::forward<_Args>(__args)...))
template <class _Fp, class _A0, class ..._Args,
class = __enable_if_bullet2<_Fp, _A0>>
inline _LIBCPP_INLINE_VISIBILITY
auto
__invoke(_Fp&& __f, _A0&& __a0, _Args&& ...__args)
-> decltype(((*_VSTD::forward<_A0>(__a0)).*__f)(_VSTD::forward<_Args>(__args)...));
_LIBCPP_INVOKE_RETURN((__a0.get().*__f)(_VSTD::forward<_Args>(__args)...))
// bullets 3 and 4
template <class _Fp, class _A0, class ..._Args,
class = __enable_if_bullet2<_Fp, _A0>>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR auto
__invoke_constexpr(_Fp&& __f, _A0&& __a0, _Args&& ...__args)
_LIBCPP_INVOKE_RETURN((__a0.get().*__f)(_VSTD::forward<_Args>(__args)...))
template <class _Fp, class _A0, class ..._Args,
class = __enable_if_bullet3<_Fp, _A0>>
inline _LIBCPP_INLINE_VISIBILITY
auto
__invoke(_Fp&& __f, _A0&& __a0, _Args&& ...__args)
_LIBCPP_INVOKE_RETURN(((*_VSTD::forward<_A0>(__a0)).*__f)(_VSTD::forward<_Args>(__args)...))
template <class _Fp, class _A0, class ..._Args,
class = __enable_if_bullet3<_Fp, _A0>>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR auto
__invoke_constexpr(_Fp&& __f, _A0&& __a0, _Args&& ...__args)
_LIBCPP_INVOKE_RETURN(((*_VSTD::forward<_A0>(__a0)).*__f)(_VSTD::forward<_Args>(__args)...))
// bullets 4, 5 and 6
template <class _Fp, class _A0,
class = typename enable_if
<
is_member_object_pointer<typename remove_reference<_Fp>::type>::value &&
is_base_of<typename __member_pointer_traits<typename remove_reference<_Fp>::type>::_ClassType,
typename remove_reference<_A0>::type>::value
>::type
>
_LIBCPP_INLINE_VISIBILITY
class = __enable_if_bullet4<_Fp, _A0>>
inline _LIBCPP_INLINE_VISIBILITY
auto
__invoke(_Fp&& __f, _A0&& __a0)
-> decltype(_VSTD::forward<_A0>(__a0).*__f);
_LIBCPP_INVOKE_RETURN(_VSTD::forward<_A0>(__a0).*__f)
template <class _Fp, class _A0,
class = typename enable_if
<
is_member_object_pointer<typename remove_reference<_Fp>::type>::value &&
!is_base_of<typename __member_pointer_traits<typename remove_reference<_Fp>::type>::_ClassType,
typename remove_reference<_A0>::type>::value
>::type
>
_LIBCPP_INLINE_VISIBILITY
class = __enable_if_bullet4<_Fp, _A0>>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR auto
__invoke_constexpr(_Fp&& __f, _A0&& __a0)
_LIBCPP_INVOKE_RETURN(_VSTD::forward<_A0>(__a0).*__f)
template <class _Fp, class _A0,
class = __enable_if_bullet5<_Fp, _A0>>
inline _LIBCPP_INLINE_VISIBILITY
auto
__invoke(_Fp&& __f, _A0&& __a0)
-> decltype((*_VSTD::forward<_A0>(__a0)).*__f);
_LIBCPP_INVOKE_RETURN(__a0.get().*__f)
// bullet 5
template <class _Fp, class _A0,
class = __enable_if_bullet5<_Fp, _A0>>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR auto
__invoke_constexpr(_Fp&& __f, _A0&& __a0)
_LIBCPP_INVOKE_RETURN(__a0.get().*__f)
template <class _Fp, class _A0,
class = __enable_if_bullet6<_Fp, _A0>>
inline _LIBCPP_INLINE_VISIBILITY
auto
__invoke(_Fp&& __f, _A0&& __a0)
_LIBCPP_INVOKE_RETURN((*_VSTD::forward<_A0>(__a0)).*__f)
template <class _Fp, class _A0,
class = __enable_if_bullet6<_Fp, _A0>>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR auto
__invoke_constexpr(_Fp&& __f, _A0&& __a0)
_LIBCPP_INVOKE_RETURN((*_VSTD::forward<_A0>(__a0)).*__f)
// bullet 7
template <class _Fp, class ..._Args>
_LIBCPP_INLINE_VISIBILITY
inline _LIBCPP_INLINE_VISIBILITY
auto
__invoke(_Fp&& __f, _Args&& ...__args)
-> decltype(_VSTD::forward<_Fp>(__f)(_VSTD::forward<_Args>(__args)...));
_LIBCPP_INVOKE_RETURN(_VSTD::forward<_Fp>(__f)(_VSTD::forward<_Args>(__args)...))
template <class _Fp, class ..._Args>
inline _LIBCPP_INLINE_VISIBILITY
_LIBCPP_CONSTEXPR auto
__invoke_constexpr(_Fp&& __f, _Args&& ...__args)
_LIBCPP_INVOKE_RETURN(_VSTD::forward<_Fp>(__f)(_VSTD::forward<_Args>(__args)...))
#undef _LIBCPP_INVOKE_RETURN
// __invokable
template <class _Fp, class ..._Args>
struct __invokable_imp
template <class _Ret, class _Fp, class ..._Args>
struct __invokable_r
: private __check_complete<_Fp>
{
typedef decltype(
__invoke(_VSTD::declval<_Fp>(), _VSTD::declval<_Args>()...)
) type;
static const bool value = !is_same<type, __nat>::value;
using _Result = decltype(
_VSTD::__invoke(_VSTD::declval<_Fp>(), _VSTD::declval<_Args>()...));
static const bool value =
conditional<
!is_same<_Result, __nat>::value,
typename conditional<
is_void<_Ret>::value,
true_type,
is_convertible<_Result, _Ret>
>::type,
false_type
>::type::value;
};
template <class _Fp, class ..._Args>
struct __invokable
: public integral_constant<bool,
__invokable_imp<_Fp, _Args...>::value>
{
using __invokable = __invokable_r<void, _Fp, _Args...>;
template <bool _IsInvokable, bool _IsCVVoid, class _Ret, class _Fp, class ..._Args>
struct __nothrow_invokable_r_imp {
static const bool value = false;
};
// __invoke_of
template <bool _Invokable, class _Fp, class ..._Args>
struct __invoke_of_imp // false
template <class _Ret, class _Fp, class ..._Args>
struct __nothrow_invokable_r_imp<true, false, _Ret, _Fp, _Args...>
{
typedef __nothrow_invokable_r_imp _ThisT;
template <class _Tp>
static void __test_noexcept(_Tp) noexcept;
static const bool value = noexcept(_ThisT::__test_noexcept<_Ret>(
_VSTD::__invoke(_VSTD::declval<_Fp>(), _VSTD::declval<_Args>()...)));
};
template <class _Fp, class ..._Args>
struct __invoke_of_imp<true, _Fp, _Args...>
template <class _Ret, class _Fp, class ..._Args>
struct __nothrow_invokable_r_imp<true, true, _Ret, _Fp, _Args...>
{
typedef typename __invokable_imp<_Fp, _Args...>::type type;
static const bool value = noexcept(
_VSTD::__invoke(_VSTD::declval<_Fp>(), _VSTD::declval<_Args>()...));
};
template <class _Ret, class _Fp, class ..._Args>
using __nothrow_invokable_r =
__nothrow_invokable_r_imp<
__invokable_r<_Ret, _Fp, _Args...>::value,
is_void<_Ret>::value,
_Ret, _Fp, _Args...
>;
template <class _Fp, class ..._Args>
struct __invoke_of
: public __invoke_of_imp<__invokable<_Fp, _Args...>::value, _Fp, _Args...>
: public enable_if<
__invokable<_Fp, _Args...>::value,
typename __invokable_r<void, _Fp, _Args...>::_Result>
{
};
// result_of
template <class _Fp, class ..._Args>
class _LIBCPP_TYPE_VIS_ONLY result_of<_Fp(_Args...)>
: public __invoke_of<_Fp, _Args...>
@ -4185,7 +4370,39 @@ class _LIBCPP_TYPE_VIS_ONLY result_of<_Fp(_Args...)>
template <class _Tp> using result_of_t = typename result_of<_Tp>::type;
#endif
#endif // _LIBCPP_HAS_NO_VARIADICS
#if _LIBCPP_STD_VER > 14
// is_callable
template <class _Fn, class _Ret = void>
struct _LIBCPP_TYPE_VIS_ONLY is_callable;
template <class _Fn, class ..._Args, class _Ret>
struct _LIBCPP_TYPE_VIS_ONLY is_callable<_Fn(_Args...), _Ret>
: integral_constant<bool, __invokable_r<_Ret, _Fn, _Args...>::value> {};
template <class _Fn, class _Ret = void>
constexpr bool is_callable_v = is_callable<_Fn, _Ret>::value;
// is_nothrow_callable
template <class _Fn, class _Ret = void>
struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_callable;
template <class _Fn, class ..._Args, class _Ret>
struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_callable<_Fn(_Args...), _Ret>
: integral_constant<bool, __nothrow_invokable_r<_Ret, _Fn, _Args...>::value>
{};
template <class _Fn, class _Ret = void>
constexpr bool is_nothrow_callable_v = is_nothrow_callable<_Fn, _Ret>::value;
#endif // _LIBCPP_STD_VER > 14
#endif // !defined(_LIBCPP_CXX03_LANG)
template <class _Tp> struct __is_swappable;
template <class _Tp> struct __is_nothrow_swappable;
template <class _Tp>
inline _LIBCPP_INLINE_VISIBILITY
@ -4206,6 +4423,13 @@ swap(_Tp& __x, _Tp& __y) _NOEXCEPT_(is_nothrow_move_constructible<_Tp>::value &&
__y = _VSTD::move(__t);
}
template<class _Tp, size_t _Np>
inline _LIBCPP_INLINE_VISIBILITY
typename enable_if<
__is_swappable<_Tp>::value
>::type
swap(_Tp (&__a)[_Np], _Tp (&__b)[_Np]) _NOEXCEPT_(__is_nothrow_swappable<_Tp>::value);
template <class _ForwardIterator1, class _ForwardIterator2>
inline _LIBCPP_INLINE_VISIBILITY
void
@ -4221,55 +4445,108 @@ iter_swap(_ForwardIterator1 __a, _ForwardIterator2 __b)
namespace __detail
{
// ALL generic swap overloads MUST already have a declaration available at this point.
using _VSTD::swap;
__nat swap(__any, __any);
template <class _Tp>
struct __swappable
template <class _Tp, class _Up = _Tp,
bool _NotVoid = !is_void<_Tp>::value && !is_void<_Up>::value>
struct __swappable_with
{
typedef decltype(swap(_VSTD::declval<_Tp&>(), _VSTD::declval<_Tp&>())) type;
static const bool value = !is_same<type, __nat>::value;
template <class _LHS, class _RHS>
static decltype(swap(_VSTD::declval<_LHS>(), _VSTD::declval<_RHS>()))
__test_swap(int);
template <class, class>
static __nat __test_swap(long);
// Extra parens are needed for the C++03 definition of decltype.
typedef decltype((__test_swap<_Tp, _Up>(0))) __swap1;
typedef decltype((__test_swap<_Up, _Tp>(0))) __swap2;
static const bool value = !is_same<__swap1, __nat>::value
&& !is_same<__swap2, __nat>::value;
};
template <class _Tp, class _Up>
struct __swappable_with<_Tp, _Up, false> : false_type {};
template <class _Tp, class _Up = _Tp, bool _Swappable = __swappable_with<_Tp, _Up>::value>
struct __nothrow_swappable_with {
static const bool value =
#ifndef _LIBCPP_HAS_NO_NOEXCEPT
noexcept(swap(_VSTD::declval<_Tp>(), _VSTD::declval<_Up>()))
&& noexcept(swap(_VSTD::declval<_Up>(), _VSTD::declval<_Tp>()));
#else
false;
#endif
};
template <class _Tp, class _Up>
struct __nothrow_swappable_with<_Tp, _Up, false> : false_type {};
} // __detail
template <class _Tp>
struct __is_swappable
: public integral_constant<bool, __detail::__swappable<_Tp>::value>
{
};
#if __has_feature(cxx_noexcept) || (_GNUC_VER >= 407 && __cplusplus >= 201103L)
template <bool, class _Tp>
struct __is_nothrow_swappable_imp
: public integral_constant<bool, noexcept(swap(_VSTD::declval<_Tp&>(),
_VSTD::declval<_Tp&>()))>
{
};
template <class _Tp>
struct __is_nothrow_swappable_imp<false, _Tp>
: public false_type
: public integral_constant<bool, __detail::__swappable_with<_Tp&>::value>
{
};
template <class _Tp>
struct __is_nothrow_swappable
: public __is_nothrow_swappable_imp<__is_swappable<_Tp>::value, _Tp>
: public integral_constant<bool, __detail::__nothrow_swappable_with<_Tp&>::value>
{
};
#else // __has_feature(cxx_noexcept)
#if _LIBCPP_STD_VER > 14
template <class _Tp, class _Up>
struct _LIBCPP_TYPE_VIS_ONLY is_swappable_with
: public integral_constant<bool, __detail::__swappable_with<_Tp, _Up>::value>
{
};
template <class _Tp>
struct __is_nothrow_swappable
: public false_type
struct _LIBCPP_TYPE_VIS_ONLY is_swappable
: public conditional<
__is_referenceable<_Tp>::value,
is_swappable_with<
typename add_lvalue_reference<_Tp>::type,
typename add_lvalue_reference<_Tp>::type>,
false_type
>::type
{
};
#endif // __has_feature(cxx_noexcept)
template <class _Tp, class _Up>
struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_swappable_with
: public integral_constant<bool, __detail::__nothrow_swappable_with<_Tp, _Up>::value>
{
};
template <class _Tp>
struct _LIBCPP_TYPE_VIS_ONLY is_nothrow_swappable
: public conditional<
__is_referenceable<_Tp>::value,
is_nothrow_swappable_with<
typename add_lvalue_reference<_Tp>::type,
typename add_lvalue_reference<_Tp>::type>,
false_type
>::type
{
};
template <class _Tp, class _Up>
constexpr bool is_swappable_with_v = is_swappable_with<_Tp, _Up>::value;
template <class _Tp>
constexpr bool is_swappable_v = is_swappable<_Tp>::value;
template <class _Tp, class _Up>
constexpr bool is_nothrow_swappable_with_v = is_nothrow_swappable_with<_Tp, _Up>::value;
template <class _Tp>
constexpr bool is_nothrow_swappable_v = is_nothrow_swappable<_Tp>::value;
#endif // _LIBCPP_STD_VER > 14
#ifdef _LIBCPP_UNDERLYING_TYPE
@ -4296,7 +4573,7 @@ struct underlying_type
#endif // _LIBCPP_UNDERLYING_TYPE
template <class _Tp, bool = std::is_enum<_Tp>::value>
template <class _Tp, bool = is_enum<_Tp>::value>
struct __sfinae_underlying_type
{
typedef typename underlying_type<_Tp>::type type;
@ -4389,6 +4666,39 @@ template<class _Tp> constexpr bool negation_v = negation<_Tp>::value;
# endif // _LIBCPP_HAS_NO_VARIADICS
#endif // _LIBCPP_STD_VER > 14
// These traits are used in __tree and __hash_table
#ifndef _LIBCPP_CXX03_LANG
struct __extract_key_fail_tag {};
struct __extract_key_self_tag {};
struct __extract_key_first_tag {};
template <class _ValTy, class _Key,
class _RawValTy = typename __unconstref<_ValTy>::type>
struct __can_extract_key
: conditional<is_same<_RawValTy, _Key>::value, __extract_key_self_tag,
__extract_key_fail_tag>::type {};
template <class _Pair, class _Key, class _First, class _Second>
struct __can_extract_key<_Pair, _Key, pair<_First, _Second>>
: conditional<is_same<typename remove_const<_First>::type, _Key>::value,
__extract_key_first_tag, __extract_key_fail_tag>::type {};
// __can_extract_map_key uses true_type/false_type instead of the tags.
// It returns true if _Key != _ContainerValueTy (the container is a map not a set)
// and _ValTy == _Key.
template <class _ValTy, class _Key, class _ContainerValueTy,
class _RawValTy = typename __unconstref<_ValTy>::type>
struct __can_extract_map_key
: integral_constant<bool, is_same<_RawValTy, _Key>::value> {};
// This specialization returns __extract_key_fail_tag for non-map containers
// because _Key == _ContainerValueTy
template <class _ValTy, class _Key, class _RawValTy>
struct __can_extract_map_key<_ValTy, _Key, _Key, _RawValTy>
: false_type {};
#endif
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_TYPE_TRAITS

634
contrib/libc++/include/unordered_map
View File

File diff suppressed because it is too large Load Diff

27
contrib/libc++/include/unordered_set
View File

@ -404,10 +404,12 @@ public:
size_type __n, const hasher& __hf, const allocator_type& __a)
: unordered_set(__first, __last, __n, __hf, key_equal(), __a) {}
#endif
_LIBCPP_INLINE_VISIBILITY
explicit unordered_set(const allocator_type& __a);
unordered_set(const unordered_set& __u);
unordered_set(const unordered_set& __u, const allocator_type& __a);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
unordered_set(unordered_set&& __u)
_NOEXCEPT_(is_nothrow_move_constructible<__table>::value);
unordered_set(unordered_set&& __u, const allocator_type& __a);
@ -439,10 +441,12 @@ public:
return *this;
}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
unordered_set& operator=(unordered_set&& __u)
_NOEXCEPT_(is_nothrow_move_assignable<__table>::value);
#endif
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
_LIBCPP_INLINE_VISIBILITY
unordered_set& operator=(initializer_list<value_type> __il);
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
@ -527,6 +531,7 @@ public:
#endif
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
void insert(_InputIterator __first, _InputIterator __last);
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
_LIBCPP_INLINE_VISIBILITY
@ -678,7 +683,7 @@ unordered_set<_Value, _Hash, _Pred, _Alloc>::unordered_set(
}
template <class _Value, class _Hash, class _Pred, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
unordered_set<_Value, _Hash, _Pred, _Alloc>::unordered_set(
const allocator_type& __a)
: __table_(__a)
@ -715,7 +720,7 @@ unordered_set<_Value, _Hash, _Pred, _Alloc>::unordered_set(
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Value, class _Hash, class _Pred, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
unordered_set<_Value, _Hash, _Pred, _Alloc>::unordered_set(
unordered_set&& __u)
_NOEXCEPT_(is_nothrow_move_constructible<__table>::value)
@ -792,7 +797,7 @@ unordered_set<_Value, _Hash, _Pred, _Alloc>::unordered_set(
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Value, class _Hash, class _Pred, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
unordered_set<_Value, _Hash, _Pred, _Alloc>&
unordered_set<_Value, _Hash, _Pred, _Alloc>::operator=(unordered_set&& __u)
_NOEXCEPT_(is_nothrow_move_assignable<__table>::value)
@ -806,7 +811,7 @@ unordered_set<_Value, _Hash, _Pred, _Alloc>::operator=(unordered_set&& __u)
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
template <class _Value, class _Hash, class _Pred, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
unordered_set<_Value, _Hash, _Pred, _Alloc>&
unordered_set<_Value, _Hash, _Pred, _Alloc>::operator=(
initializer_list<value_type> __il)
@ -819,7 +824,7 @@ unordered_set<_Value, _Hash, _Pred, _Alloc>::operator=(
template <class _Value, class _Hash, class _Pred, class _Alloc>
template <class _InputIterator>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
unordered_set<_Value, _Hash, _Pred, _Alloc>::insert(_InputIterator __first,
_InputIterator __last)
@ -940,10 +945,12 @@ public:
size_type __n, const hasher& __hf, const allocator_type& __a)
: unordered_multiset(__first, __last, __n, __hf, key_equal(), __a) {}
#endif
_LIBCPP_INLINE_VISIBILITY
explicit unordered_multiset(const allocator_type& __a);
unordered_multiset(const unordered_multiset& __u);
unordered_multiset(const unordered_multiset& __u, const allocator_type& __a);
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
unordered_multiset(unordered_multiset&& __u)
_NOEXCEPT_(is_nothrow_move_constructible<__table>::value);
unordered_multiset(unordered_multiset&& __u, const allocator_type& __a);
@ -973,6 +980,7 @@ public:
return *this;
}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
_LIBCPP_INLINE_VISIBILITY
unordered_multiset& operator=(unordered_multiset&& __u)
_NOEXCEPT_(is_nothrow_move_assignable<__table>::value);
#endif
@ -1029,6 +1037,7 @@ public:
{return __table_.__insert_multi(__p, _VSTD::move(__x));}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
void insert(_InputIterator __first, _InputIterator __last);
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
_LIBCPP_INLINE_VISIBILITY
@ -1181,7 +1190,7 @@ unordered_multiset<_Value, _Hash, _Pred, _Alloc>::unordered_multiset(
}
template <class _Value, class _Hash, class _Pred, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
unordered_multiset<_Value, _Hash, _Pred, _Alloc>::unordered_multiset(
const allocator_type& __a)
: __table_(__a)
@ -1218,7 +1227,7 @@ unordered_multiset<_Value, _Hash, _Pred, _Alloc>::unordered_multiset(
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Value, class _Hash, class _Pred, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
unordered_multiset<_Value, _Hash, _Pred, _Alloc>::unordered_multiset(
unordered_multiset&& __u)
_NOEXCEPT_(is_nothrow_move_constructible<__table>::value)
@ -1295,7 +1304,7 @@ unordered_multiset<_Value, _Hash, _Pred, _Alloc>::unordered_multiset(
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Value, class _Hash, class _Pred, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
inline
unordered_multiset<_Value, _Hash, _Pred, _Alloc>&
unordered_multiset<_Value, _Hash, _Pred, _Alloc>::operator=(
unordered_multiset&& __u)
@ -1323,7 +1332,7 @@ unordered_multiset<_Value, _Hash, _Pred, _Alloc>::operator=(
template <class _Value, class _Hash, class _Pred, class _Alloc>
template <class _InputIterator>
inline _LIBCPP_INLINE_VISIBILITY
inline
void
unordered_multiset<_Value, _Hash, _Pred, _Alloc>::insert(_InputIterator __first,
_InputIterator __last)

116
contrib/libc++/include/utility
View File

@ -82,8 +82,8 @@ struct pair
is_nothrow_move_assignable<T2>::value);
template <class U, class V> pair& operator=(pair<U, V>&& p);
void swap(pair& p) noexcept(noexcept(swap(first, p.first)) &&
noexcept(swap(second, p.second)));
void swap(pair& p) noexcept(is_nothrow_swappable_v<T1> &&
is_nothrow_swappable_v<T2>);
};
template <class T1, class T2> bool operator==(const pair<T1,T2>&, const pair<T1,T2>&); // constexpr in C++14
@ -169,7 +169,7 @@ template<size_t N>
template<class... T>
using index_sequence_for = make_index_sequence<sizeof...(T)>;
template<class T, class U=T>
template<class T, class U=T>
T exchange(T& obj, U&& new_value);
} // std
@ -178,6 +178,7 @@ template<class T, class U=T>
#include <__config>
#include <__tuple>
#include <type_traits>
#include <initializer_list>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
@ -224,10 +225,6 @@ operator>=(const _Tp& __x, const _Tp& __y)
// swap_ranges
// forward
template<class _Tp, size_t _Np>
inline _LIBCPP_INLINE_VISIBILITY
void swap(_Tp (&__a)[_Np], _Tp (&__b)[_Np]) _NOEXCEPT_(__is_nothrow_swappable<_Tp>::value);
template <class _ForwardIterator1, class _ForwardIterator2>
inline _LIBCPP_INLINE_VISIBILITY
@ -239,9 +236,12 @@ swap_ranges(_ForwardIterator1 __first1, _ForwardIterator1 __last1, _ForwardItera
return __first2;
}
// forward declared in <type_traits>
template<class _Tp, size_t _Np>
inline _LIBCPP_INLINE_VISIBILITY
void
typename enable_if<
__is_swappable<_Tp>::value
>::type
swap(_Tp (&__a)[_Np], _Tp (&__b)[_Np]) _NOEXCEPT_(__is_nothrow_swappable<_Tp>::value)
{
_VSTD::swap_ranges(__a, __a + _Np, __b);
@ -285,9 +285,6 @@ struct _LIBCPP_TYPE_VIS_ONLY pair
_T1 first;
_T2 second;
// pair(const pair&) = default;
// pair(pair&&) = default;
#ifndef _LIBCPP_HAS_NO_DEFAULT_FUNCTION_TEMPLATE_ARGS
template <bool _Dummy = true, class = typename enable_if<
__dependent_type<is_default_constructible<_T1>, _Dummy>::value &&
@ -310,10 +307,7 @@ struct _LIBCPP_TYPE_VIS_ONLY pair
)
: first(__p.first), second(__p.second) {}
#if !defined(_LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS) && _LIBCPP_TRIVIAL_PAIR_COPY_CTOR
_LIBCPP_INLINE_VISIBILITY
pair(const pair& __p) = default;
#elif !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) || !_LIBCPP_TRIVIAL_PAIR_COPY_CTOR
#if defined(_LIBCPP_DEPRECATED_ABI_DISABLE_PAIR_TRIVIAL_COPY_CTOR)
_LIBCPP_INLINE_VISIBILITY
pair(const pair& __p)
_NOEXCEPT_(is_nothrow_copy_constructible<first_type>::value &&
@ -322,6 +316,21 @@ struct _LIBCPP_TYPE_VIS_ONLY pair
second(__p.second)
{
}
# ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
pair(pair&& __p) _NOEXCEPT_(is_nothrow_move_constructible<first_type>::value &&
is_nothrow_move_constructible<second_type>::value)
: first(_VSTD::forward<first_type>(__p.first)),
second(_VSTD::forward<second_type>(__p.second))
{
}
# endif
#elif !defined(_LIBCPP_CXX03_LANG)
pair(pair const&) = default;
pair(pair&&) = default;
#else
// Use the implicitly declared copy constructor in C++03
#endif
_LIBCPP_INLINE_VISIBILITY
@ -353,19 +362,6 @@ struct _LIBCPP_TYPE_VIS_ONLY pair
: first(_VSTD::forward<_U1>(__p.first)),
second(_VSTD::forward<_U2>(__p.second)) {}
#ifndef _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS
_LIBCPP_INLINE_VISIBILITY
pair(pair&& __p) = default;
#else
_LIBCPP_INLINE_VISIBILITY
pair(pair&& __p) _NOEXCEPT_(is_nothrow_move_constructible<first_type>::value &&
is_nothrow_move_constructible<second_type>::value)
: first(_VSTD::forward<first_type>(__p.first)),
second(_VSTD::forward<second_type>(__p.second))
{
}
#endif
_LIBCPP_INLINE_VISIBILITY
pair&
operator=(pair&& __p) _NOEXCEPT_(is_nothrow_move_assignable<first_type>::value &&
@ -501,7 +497,6 @@ swap(pair<_T1, _T2>& __x, pair<_T1, _T2>& __y)
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template <class _Tp> class _LIBCPP_TYPE_VIS_ONLY reference_wrapper;
template <class _Tp>
struct __make_pair_return_impl
@ -742,63 +737,15 @@ template<size_t... _Ip>
#if __has_builtin(__make_integer_seq) && !defined(_LIBCPP_TESTING_FALLBACK_MAKE_INTEGER_SEQUENCE)
template <class _Tp, _Tp _Ep>
struct __make_integer_sequence
{
typedef __make_integer_seq<integer_sequence, _Tp, _Ep> type;
};
using __make_integer_sequence = __make_integer_seq<integer_sequence, _Tp, _Ep>;
#else
namespace __detail {
template<typename _Tp, size_t ..._Extra> struct __repeat;
template<typename _Tp, _Tp ..._Np, size_t ..._Extra> struct __repeat<integer_sequence<_Tp, _Np...>, _Extra...> {
typedef integer_sequence<_Tp,
_Np...,
sizeof...(_Np) + _Np...,
2 * sizeof...(_Np) + _Np...,
3 * sizeof...(_Np) + _Np...,
4 * sizeof...(_Np) + _Np...,
5 * sizeof...(_Np) + _Np...,
6 * sizeof...(_Np) + _Np...,
7 * sizeof...(_Np) + _Np...,
_Extra...> type;
};
template<size_t _Np> struct __parity;
template<size_t _Np> struct __make : __parity<_Np % 8>::template __pmake<_Np> {};
template<> struct __make<0> { typedef integer_sequence<size_t> type; };
template<> struct __make<1> { typedef integer_sequence<size_t, 0> type; };
template<> struct __make<2> { typedef integer_sequence<size_t, 0, 1> type; };
template<> struct __make<3> { typedef integer_sequence<size_t, 0, 1, 2> type; };
template<> struct __make<4> { typedef integer_sequence<size_t, 0, 1, 2, 3> type; };
template<> struct __make<5> { typedef integer_sequence<size_t, 0, 1, 2, 3, 4> type; };
template<> struct __make<6> { typedef integer_sequence<size_t, 0, 1, 2, 3, 4, 5> type; };
template<> struct __make<7> { typedef integer_sequence<size_t, 0, 1, 2, 3, 4, 5, 6> type; };
template<> struct __parity<0> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type> {}; };
template<> struct __parity<1> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 1> {}; };
template<> struct __parity<2> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 2, _Np - 1> {}; };
template<> struct __parity<3> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 3, _Np - 2, _Np - 1> {}; };
template<> struct __parity<4> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 4, _Np - 3, _Np - 2, _Np - 1> {}; };
template<> struct __parity<5> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 5, _Np - 4, _Np - 3, _Np - 2, _Np - 1> {}; };
template<> struct __parity<6> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 6, _Np - 5, _Np - 4, _Np - 3, _Np - 2, _Np - 1> {}; };
template<> struct __parity<7> { template<size_t _Np> struct __pmake : __repeat<typename __make<_Np / 8>::type, _Np - 7, _Np - 6, _Np - 5, _Np - 4, _Np - 3, _Np - 2, _Np - 1> {}; };
template<typename _Tp, typename _Up> struct __convert {
template<typename> struct __result;
template<_Tp ..._Np> struct __result<integer_sequence<_Tp, _Np...> > { typedef integer_sequence<_Up, _Np...> type; };
};
template<typename _Tp> struct __convert<_Tp, _Tp> { template<typename _Up> struct __result { typedef _Up type; }; };
}
template<typename _Tp, _Tp _Np> using __make_integer_sequence_unchecked =
typename __detail::__convert<size_t, _Tp>::template __result<typename __detail::__make<_Np>::type>::type;
typename __detail::__make<_Np>::type::template __convert<integer_sequence, _Tp>;
template <class _Tp, _Tp _Ep>
struct __make_integer_sequence
struct __make_integer_sequence_checked
{
static_assert(is_integral<_Tp>::value,
"std::make_integer_sequence can only be instantiated with an integral type" );
@ -808,17 +755,20 @@ struct __make_integer_sequence
typedef __make_integer_sequence_unchecked<_Tp, 0 <= _Ep ? _Ep : 0> type;
};
template <class _Tp, _Tp _Ep>
using __make_integer_sequence = typename __make_integer_sequence_checked<_Tp, _Ep>::type;
#endif
template<class _Tp, _Tp _Np>
using make_integer_sequence = typename __make_integer_sequence<_Tp, _Np>::type;
using make_integer_sequence = __make_integer_sequence<_Tp, _Np>;
template<size_t _Np>
using make_index_sequence = make_integer_sequence<size_t, _Np>;
template<class... _Tp>
using index_sequence_for = make_index_sequence<sizeof...(_Tp)>;
#endif // _LIBCPP_STD_VER > 11
#if _LIBCPP_STD_VER > 11
@ -829,7 +779,7 @@ _T1 exchange(_T1& __obj, _T2 && __new_value)
_T1 __old_value = _VSTD::move(__obj);
__obj = _VSTD::forward<_T2>(__new_value);
return __old_value;
}
}
#endif // _LIBCPP_STD_VER > 11
_LIBCPP_END_NAMESPACE_STD

8
contrib/libc++/include/vector
View File

@ -262,6 +262,7 @@ void swap(vector<T,Allocator>& x, vector<T,Allocator>& y)
*/
#include <__config>
#include <iosfwd> // for forward declaration of vector
#include <__bit_reference>
#include <type_traits>
#include <climits>
@ -453,7 +454,7 @@ __vector_base<_Tp, _Allocator>::~__vector_base()
}
}
template <class _Tp, class _Allocator = allocator<_Tp> >
template <class _Tp, class _Allocator /* = allocator<_Tp> */>
class _LIBCPP_TYPE_VIS_ONLY vector
: private __vector_base<_Tp, _Allocator>
{
@ -1811,9 +1812,9 @@ vector<_Tp, _Allocator>::emplace(const_iterator __position, _Args&&... __args)
}
else
{
value_type __tmp(_VSTD::forward<_Args>(__args)...);
__temp_value<value_type, _Allocator> __tmp(this->__alloc(), _VSTD::forward<_Args>(__args)...);
__move_range(__p, this->__end_, __p + 1);
*__p = _VSTD::move(__tmp);
*__p = _VSTD::move(__tmp.get());
}
__annotator.__done();
}
@ -2362,6 +2363,7 @@ public:
_NOEXCEPT_(!__alloc_traits::propagate_on_container_swap::value ||
__is_nothrow_swappable<allocator_type>::value);
#endif
static void swap(reference __x, reference __y) _NOEXCEPT { _VSTD::swap(__x, __y); }
void resize(size_type __sz, value_type __x = false);
void flip() _NOEXCEPT;

41
contrib/libc++/include/wchar.h
View File

@ -118,7 +118,7 @@ size_t wcsrtombs(char* restrict dst, const wchar_t** restrict src, size_t len,
#include_next <wchar.h>
// Let <cwchar> know if we have const-correct overloads for wcschr and friends.
// Determine whether we have const-correct overloads for wcschr and friends.
#if defined(_WCHAR_H_CPLUSPLUS_98_CONFORMANCE_)
# define _LIBCPP_WCHAR_H_HAS_CONST_OVERLOADS 1
#elif defined(__GLIBC_PREREQ)
@ -127,6 +127,45 @@ size_t wcsrtombs(char* restrict dst, const wchar_t** restrict src, size_t len,
# endif
#endif
#if defined(__cplusplus) && !defined(_LIBCPP_WCHAR_H_HAS_CONST_OVERLOADS) && defined(_LIBCPP_PREFERRED_OVERLOAD)
extern "C++" {
inline _LIBCPP_INLINE_VISIBILITY
wchar_t* __libcpp_wcschr(const wchar_t* __s, wchar_t __c) {return (wchar_t*)wcschr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
const wchar_t* wcschr(const wchar_t* __s, wchar_t __c) {return __libcpp_wcschr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
wchar_t* wcschr( wchar_t* __s, wchar_t __c) {return __libcpp_wcschr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY
wchar_t* __libcpp_wcspbrk(const wchar_t* __s1, const wchar_t* __s2) {return (wchar_t*)wcspbrk(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
const wchar_t* wcspbrk(const wchar_t* __s1, const wchar_t* __s2) {return __libcpp_wcspbrk(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
wchar_t* wcspbrk( wchar_t* __s1, const wchar_t* __s2) {return __libcpp_wcspbrk(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY
wchar_t* __libcpp_wcsrchr(const wchar_t* __s, wchar_t __c) {return (wchar_t*)wcsrchr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
const wchar_t* wcsrchr(const wchar_t* __s, wchar_t __c) {return __libcpp_wcsrchr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
wchar_t* wcsrchr( wchar_t* __s, wchar_t __c) {return __libcpp_wcsrchr(__s, __c);}
inline _LIBCPP_INLINE_VISIBILITY
wchar_t* __libcpp_wcsstr(const wchar_t* __s1, const wchar_t* __s2) {return (wchar_t*)wcsstr(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
const wchar_t* wcsstr(const wchar_t* __s1, const wchar_t* __s2) {return __libcpp_wcsstr(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
wchar_t* wcsstr( wchar_t* __s1, const wchar_t* __s2) {return __libcpp_wcsstr(__s1, __s2);}
inline _LIBCPP_INLINE_VISIBILITY
wchar_t* __libcpp_wmemchr(const wchar_t* __s, wchar_t __c, size_t __n) {return (wchar_t*)wmemchr(__s, __c, __n);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
const wchar_t* wmemchr(const wchar_t* __s, wchar_t __c, size_t __n) {return __libcpp_wmemchr(__s, __c, __n);}
inline _LIBCPP_INLINE_VISIBILITY _LIBCPP_PREFERRED_OVERLOAD
wchar_t* wmemchr( wchar_t* __s, wchar_t __c, size_t __n) {return __libcpp_wmemchr(__s, __c, __n);}
}
#endif
#if defined(__cplusplus) && (defined(_LIBCPP_MSVCRT) || defined(__MINGW32__))
extern "C++" {
#include <support/win32/support.h> // pull in *swprintf defines

6
contrib/libc++/src/algorithm.cpp
View File

@ -48,14 +48,14 @@ template bool __insertion_sort_incomplete<__less<long double>&, long double*>(lo
template unsigned __sort5<__less<long double>&, long double*>(long double*, long double*, long double*, long double*, long double*, __less<long double>&);
#ifndef _LIBCPP_HAS_NO_THREADS
static pthread_mutex_t __rs_mut = PTHREAD_MUTEX_INITIALIZER;
static __libcpp_mutex_t __rs_mut = _LIBCPP_MUTEX_INITIALIZER;
#endif
unsigned __rs_default::__c_ = 0;
__rs_default::__rs_default()
{
#ifndef _LIBCPP_HAS_NO_THREADS
pthread_mutex_lock(&__rs_mut);
__libcpp_mutex_lock(&__rs_mut);
#endif
__c_ = 1;
}
@ -69,7 +69,7 @@ __rs_default::~__rs_default()
{
#ifndef _LIBCPP_HAS_NO_THREADS
if (--__c_ == 0)
pthread_mutex_unlock(&__rs_mut);
__libcpp_mutex_unlock(&__rs_mut);
#else
--__c_;
#endif

21
contrib/libc++/src/bind.cpp
View File

@ -7,6 +7,7 @@
//
//===----------------------------------------------------------------------===//
#define _LIBCPP_BUILDING_BIND
#include "functional"
_LIBCPP_BEGIN_NAMESPACE_STD
@ -14,16 +15,16 @@ _LIBCPP_BEGIN_NAMESPACE_STD
namespace placeholders
{
__ph<1> _1;
__ph<2> _2;
__ph<3> _3;
__ph<4> _4;
__ph<5> _5;
__ph<6> _6;
__ph<7> _7;
__ph<8> _8;
__ph<9> _9;
__ph<10> _10;
const __ph<1> _1{};
const __ph<2> _2{};
const __ph<3> _3{};
const __ph<4> _4{};
const __ph<5> _5{};
const __ph<6> _6{};
const __ph<7> _7{};
const __ph<8> _8{};
const __ph<9> _9{};
const __ph<10> _10{};
} // placeholders

10
contrib/libc++/src/condition_variable.cpp
View File

@ -20,19 +20,19 @@ _LIBCPP_BEGIN_NAMESPACE_STD
condition_variable::~condition_variable()
{
pthread_cond_destroy(&__cv_);
__libcpp_condvar_destroy(&__cv_);
}
void
condition_variable::notify_one() _NOEXCEPT
{
pthread_cond_signal(&__cv_);
__libcpp_condvar_signal(&__cv_);
}
void
condition_variable::notify_all() _NOEXCEPT
{
pthread_cond_broadcast(&__cv_);
__libcpp_condvar_broadcast(&__cv_);
}
void
@ -41,7 +41,7 @@ condition_variable::wait(unique_lock<mutex>& lk) _NOEXCEPT
if (!lk.owns_lock())
__throw_system_error(EPERM,
"condition_variable::wait: mutex not locked");
int ec = pthread_cond_wait(&__cv_, lk.mutex()->native_handle());
int ec = __libcpp_condvar_wait(&__cv_, lk.mutex()->native_handle());
if (ec)
__throw_system_error(ec, "condition_variable wait failed");
}
@ -71,7 +71,7 @@ condition_variable::__do_timed_wait(unique_lock<mutex>& lk,
ts.tv_sec = ts_sec_max;
ts.tv_nsec = giga::num - 1;
}
int ec = pthread_cond_timedwait(&__cv_, lk.mutex()->native_handle(), &ts);
int ec = __libcpp_condvar_timedwait(&__cv_, lk.mutex()->native_handle(), &ts);
if (ec != 0 && ec != ETIMEDOUT)
__throw_system_error(ec, "condition_variable timed_wait failed");
}

256
contrib/libc++/src/experimental/filesystem/directory_iterator.cpp Normal file
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@ -0,0 +1,256 @@
#include "experimental/filesystem"
#include <dirent.h>
#include <errno.h>
_LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL_FILESYSTEM
namespace { namespace detail {
inline error_code capture_errno() {
_LIBCPP_ASSERT(errno, "Expected errno to be non-zero");
return error_code{errno, std::generic_category()};
}
template <class ...Args>
inline bool capture_error_or_throw(std::error_code* user_ec,
const char* msg, Args&&... args)
{
std::error_code my_ec = capture_errno();
if (user_ec) {
*user_ec = my_ec;
return true;
}
__libcpp_throw(filesystem_error(msg, std::forward<Args>(args)..., my_ec));
return false;
}
template <class ...Args>
inline bool set_or_throw(std::error_code& my_ec,
std::error_code* user_ec,
const char* msg, Args&&... args)
{
if (user_ec) {
*user_ec = my_ec;
return true;
}
__libcpp_throw(filesystem_error(msg, std::forward<Args>(args)..., my_ec));
return false;
}
typedef path::string_type string_type;
inline string_type posix_readdir(DIR *dir_stream, error_code& ec) {
struct dirent* dir_entry_ptr = nullptr;
errno = 0; // zero errno in order to detect errors
if ((dir_entry_ptr = ::readdir(dir_stream)) == nullptr) {
ec = capture_errno();
return {};
} else {
ec.clear();
return dir_entry_ptr->d_name;
}
}
}} // namespace detail
using detail::set_or_throw;
class __dir_stream {
public:
__dir_stream() = delete;
__dir_stream& operator=(const __dir_stream&) = delete;
__dir_stream(__dir_stream&& other) noexcept
: __stream_(other.__stream_), __root_(std::move(other.__root_)),
__entry_(std::move(other.__entry_))
{
other.__stream_ = nullptr;
}
__dir_stream(const path& root, directory_options opts, error_code& ec)
: __stream_(nullptr),
__root_(root)
{
if ((__stream_ = ::opendir(root.c_str())) == nullptr) {
ec = detail::capture_errno();
const bool allow_eacess =
bool(opts & directory_options::skip_permission_denied);
if (allow_eacess && ec.value() == EACCES)
ec.clear();
return;
}
advance(ec);
}
~__dir_stream() noexcept
{ if (__stream_) close(); }
bool good() const noexcept { return __stream_ != nullptr; }
bool advance(error_code &ec) {
while (true) {
auto str = detail::posix_readdir(__stream_, ec);
if (str == "." || str == "..") {
continue;
} else if (ec || str.empty()) {
close();
return false;
} else {
__entry_.assign(__root_ / str);
return true;
}
}
}
private:
std::error_code close() noexcept {
std::error_code m_ec;
if (::closedir(__stream_) == -1)
m_ec = detail::capture_errno();
__stream_ = nullptr;
return m_ec;
}
DIR * __stream_{nullptr};
public:
path __root_;
directory_entry __entry_;
};
// directory_iterator
directory_iterator::directory_iterator(const path& p, error_code *ec,
directory_options opts)
{
std::error_code m_ec;
__imp_ = make_shared<__dir_stream>(p, opts, m_ec);
if (ec) *ec = m_ec;
if (!__imp_->good()) {
__imp_.reset();
if (m_ec)
set_or_throw(m_ec, ec,
"directory_iterator::directory_iterator(...)", p);
}
}
directory_iterator& directory_iterator::__increment(error_code *ec)
{
_LIBCPP_ASSERT(__imp_, "Attempting to increment an invalid iterator");
std::error_code m_ec;
if (!__imp_->advance(m_ec)) {
__imp_.reset();
if (m_ec)
set_or_throw(m_ec, ec, "directory_iterator::operator++()");
} else {
if (ec) ec->clear();
}
return *this;
}
directory_entry const& directory_iterator::__deref() const {
_LIBCPP_ASSERT(__imp_, "Attempting to dereference an invalid iterator");
return __imp_->__entry_;
}
// recursive_directory_iterator
struct recursive_directory_iterator::__shared_imp {
stack<__dir_stream> __stack_;
directory_options __options_;
};
recursive_directory_iterator::recursive_directory_iterator(const path& p,
directory_options opt, error_code *ec)
: __imp_(nullptr), __rec_(true)
{
if (ec) ec->clear();
std::error_code m_ec;
__dir_stream new_s(p, opt, m_ec);
if (m_ec) set_or_throw(m_ec, ec, "recursive_directory_iterator", p);
if (m_ec || !new_s.good()) return;
__imp_ = _VSTD::make_shared<__shared_imp>();
__imp_->__options_ = opt;
__imp_->__stack_.push(_VSTD::move(new_s));
}
void recursive_directory_iterator::__pop(error_code* ec)
{
_LIBCPP_ASSERT(__imp_, "Popping the end iterator");
if (ec) ec->clear();
__imp_->__stack_.pop();
if (__imp_->__stack_.size() == 0)
__imp_.reset();
else
__advance(ec);
}
directory_options recursive_directory_iterator::options() const {
return __imp_->__options_;
}
int recursive_directory_iterator::depth() const {
return __imp_->__stack_.size() - 1;
}
const directory_entry& recursive_directory_iterator::__deref() const {
return __imp_->__stack_.top().__entry_;
}
recursive_directory_iterator&
recursive_directory_iterator::__increment(error_code *ec)
{
if (ec) ec->clear();
if (recursion_pending()) {
if (__try_recursion(ec) || (ec && *ec))
return *this;
}
__rec_ = true;
__advance(ec);
return *this;
}
void recursive_directory_iterator::__advance(error_code* ec) {
// REQUIRES: ec must be cleared before calling this function.
const directory_iterator end_it;
auto& stack = __imp_->__stack_;
std::error_code m_ec;
while (stack.size() > 0) {
if (stack.top().advance(m_ec))
return;
if (m_ec) break;
stack.pop();
}
__imp_.reset();
if (m_ec)
set_or_throw(m_ec, ec, "recursive_directory_iterator::operator++()");
}
bool recursive_directory_iterator::__try_recursion(error_code *ec) {
bool rec_sym =
bool(options() & directory_options::follow_directory_symlink);
auto& curr_it = __imp_->__stack_.top();
if (is_directory(curr_it.__entry_.status()) &&
(!is_symlink(curr_it.__entry_.symlink_status()) || rec_sym))
{
std::error_code m_ec;
__dir_stream new_it(curr_it.__entry_.path(), __imp_->__options_, m_ec);
if (new_it.good()) {
__imp_->__stack_.push(_VSTD::move(new_it));
return true;
}
if (m_ec) {
__imp_.reset();
set_or_throw(m_ec, ec,
"recursive_directory_iterator::operator++()");
}
}
return false;
}
_LIBCPP_END_NAMESPACE_EXPERIMENTAL_FILESYSTEM

794
contrib/libc++/src/experimental/filesystem/operations.cpp Normal file
View File

@ -0,0 +1,794 @@
//===--------------------- filesystem/ops.cpp -----------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "experimental/filesystem"
#include "iterator"
#include "fstream"
#include "type_traits"
#include "random" /* for unique_path */
#include "cstdlib"
#include "climits"
#include <unistd.h>
#include <sys/stat.h>
#include <sys/statvfs.h>
#include <fcntl.h> /* values for fchmodat */
#if !defined(UTIME_OMIT)
#include <sys/time.h> // for ::utimes as used in __last_write_time
#endif
_LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL_FILESYSTEM
filesystem_error::~filesystem_error() {}
// POSIX HELPERS
namespace detail { namespace {
using value_type = path::value_type;
using string_type = path::string_type;
inline std::error_code capture_errno() {
_LIBCPP_ASSERT(errno, "Expected errno to be non-zero");
std::error_code m_ec(errno, std::generic_category());
return m_ec;
}
void set_or_throw(std::error_code const& m_ec, std::error_code* ec,
const char* msg, path const& p = {}, path const& p2 = {})
{
if (ec) {
*ec = m_ec;
} else {
string msg_s("std::experimental::filesystem::");
msg_s += msg;
__libcpp_throw(filesystem_error(msg_s, p, p2, m_ec));
}
}
void set_or_throw(std::error_code* ec, const char* msg,
path const& p = {}, path const& p2 = {})
{
return set_or_throw(capture_errno(), ec, msg, p, p2);
}
perms posix_get_perms(const struct ::stat & st) noexcept {
return static_cast<perms>(st.st_mode) & perms::mask;
}
::mode_t posix_convert_perms(perms prms) {
return static_cast< ::mode_t>(prms & perms::mask);
}
file_status create_file_status(std::error_code& m_ec, path const& p,
struct ::stat& path_stat,
std::error_code* ec)
{
if (ec) *ec = m_ec;
if (m_ec && (m_ec.value() == ENOENT || m_ec.value() == ENOTDIR)) {
return file_status(file_type::not_found);
}
else if (m_ec) {
set_or_throw(m_ec, ec, "posix_stat", p);
return file_status(file_type::none);
}
// else
file_status fs_tmp;
auto const mode = path_stat.st_mode;
if (S_ISLNK(mode)) fs_tmp.type(file_type::symlink);
else if (S_ISREG(mode)) fs_tmp.type(file_type::regular);
else if (S_ISDIR(mode)) fs_tmp.type(file_type::directory);
else if (S_ISBLK(mode)) fs_tmp.type(file_type::block);
else if (S_ISCHR(mode)) fs_tmp.type(file_type::character);
else if (S_ISFIFO(mode)) fs_tmp.type(file_type::fifo);
else if (S_ISSOCK(mode)) fs_tmp.type(file_type::socket);
else fs_tmp.type(file_type::unknown);
fs_tmp.permissions(detail::posix_get_perms(path_stat));
return fs_tmp;
}
file_status posix_stat(path const & p, struct ::stat& path_stat,
std::error_code* ec)
{
std::error_code m_ec;
if (::stat(p.c_str(), &path_stat) == -1)
m_ec = detail::capture_errno();
return create_file_status(m_ec, p, path_stat, ec);
}
file_status posix_stat(path const & p, std::error_code* ec) {
struct ::stat path_stat;
return posix_stat(p, path_stat, ec);
}
file_status posix_lstat(path const & p, struct ::stat & path_stat,
std::error_code* ec)
{
std::error_code m_ec;
if (::lstat(p.c_str(), &path_stat) == -1)
m_ec = detail::capture_errno();
return create_file_status(m_ec, p, path_stat, ec);
}
file_status posix_lstat(path const & p, std::error_code* ec) {
struct ::stat path_stat;
return posix_lstat(p, path_stat, ec);
}
bool stat_equivalent(struct ::stat& st1, struct ::stat& st2) {
return (st1.st_dev == st2.st_dev && st1.st_ino == st2.st_ino);
}
// DETAIL::MISC
bool copy_file_impl(const path& from, const path& to, perms from_perms,
std::error_code *ec)
{
std::ifstream in(from.c_str(), std::ios::binary);
std::ofstream out(to.c_str(), std::ios::binary);
if (in.good() && out.good()) {
using InIt = std::istreambuf_iterator<char>;
using OutIt = std::ostreambuf_iterator<char>;
InIt bin(in);
InIt ein;
OutIt bout(out);
std::copy(bin, ein, bout);
}
if (out.fail() || in.fail()) {
set_or_throw(make_error_code(errc::operation_not_permitted),
ec, "copy_file", from, to);
return false;
}
__permissions(to, from_perms, ec);
// TODO what if permissions fails?
return true;
}
}} // end namespace detail
using detail::set_or_throw;
path __canonical(path const & orig_p, const path& base, std::error_code *ec)
{
path p = absolute(orig_p, base);
char buff[PATH_MAX + 1];
char *ret;
if ((ret = ::realpath(p.c_str(), buff)) == nullptr) {
set_or_throw(ec, "canonical", orig_p, base);
return {};
}
if (ec) ec->clear();
return {ret};
}
void __copy(const path& from, const path& to, copy_options options,
std::error_code *ec)
{
const bool sym_status = bool(options &
(copy_options::create_symlinks | copy_options::skip_symlinks));
const bool sym_status2 = bool(options &
copy_options::copy_symlinks);
std::error_code m_ec;
struct ::stat f_st = {};
const file_status f = sym_status || sym_status2
? detail::posix_lstat(from, f_st, &m_ec)
: detail::posix_stat(from, f_st, &m_ec);
if (m_ec)
return set_or_throw(m_ec, ec, "copy", from, to);
struct ::stat t_st = {};
const file_status t = sym_status ? detail::posix_lstat(to, t_st, &m_ec)
: detail::posix_stat(to, t_st, &m_ec);
if (not status_known(t))
return set_or_throw(m_ec, ec, "copy", from, to);
if (!exists(f) || is_other(f) || is_other(t)
|| (is_directory(f) && is_regular_file(t))
|| detail::stat_equivalent(f_st, t_st))
{
return set_or_throw(make_error_code(errc::function_not_supported),
ec, "copy", from, to);
}
if (ec) ec->clear();
if (is_symlink(f)) {
if (bool(copy_options::skip_symlinks & options)) {
// do nothing
} else if (not exists(t)) {
__copy_symlink(from, to, ec);
} else {
set_or_throw(make_error_code(errc::file_exists),
ec, "copy", from, to);
}
return;
}
else if (is_regular_file(f)) {
if (bool(copy_options::directories_only & options)) {
// do nothing
}
else if (bool(copy_options::create_symlinks & options)) {
__create_symlink(from, to, ec);
}
else if (bool(copy_options::create_hard_links & options)) {
__create_hard_link(from, to, ec);
}
else if (is_directory(t)) {
__copy_file(from, to / from.filename(), options, ec);
} else {
__copy_file(from, to, options, ec);
}
return;
}
else if (is_directory(f)) {
if (not bool(copy_options::recursive & options) &&
bool(copy_options::__in_recursive_copy & options))
{
return;
}
if (!exists(t)) {
// create directory to with attributes from 'from'.
__create_directory(to, from, ec);
if (ec && *ec) { return; }
}
directory_iterator it = ec ? directory_iterator(from, *ec)
: directory_iterator(from);
if (ec && *ec) { return; }
std::error_code m_ec;
for (; it != directory_iterator(); it.increment(m_ec)) {
if (m_ec) return set_or_throw(m_ec, ec, "copy", from, to);
__copy(it->path(), to / it->path().filename(),
options | copy_options::__in_recursive_copy, ec);
if (ec && *ec) { return; }
}
}
}
bool __copy_file(const path& from, const path& to, copy_options options,
std::error_code *ec)
{
if (ec) ec->clear();
std::error_code m_ec;
auto from_st = detail::posix_stat(from, &m_ec);
if (not is_regular_file(from_st)) {
if (not m_ec)
m_ec = make_error_code(errc::not_supported);
set_or_throw(m_ec, ec, "copy_file", from, to);
return false;
}
auto to_st = detail::posix_stat(to, &m_ec);
if (!status_known(to_st)) {
set_or_throw(m_ec, ec, "copy_file", from, to);
return false;
}
const bool to_exists = exists(to_st);
if (to_exists && bool(copy_options::skip_existing & options)) {
return false;
}
else if (to_exists && bool(copy_options::update_existing & options)) {
auto from_time = __last_write_time(from, ec);
if (ec && *ec) { return false; }
auto to_time = __last_write_time(to, ec);
if (ec && *ec) { return false; }
if (from_time <= to_time) {
return false;
}
return detail::copy_file_impl(from, to, from_st.permissions(), ec);
}
else if (!to_exists || bool(copy_options::overwrite_existing & options)) {
return detail::copy_file_impl(from, to, from_st.permissions(), ec);
}
else {
set_or_throw(make_error_code(errc::file_exists), ec, "copy", from, to);
return false;
}
}
void __copy_symlink(const path& existing_symlink, const path& new_symlink,
std::error_code *ec)
{
const path real_path(__read_symlink(existing_symlink, ec));
if (ec && *ec) { return; }
// NOTE: proposal says you should detect if you should call
// create_symlink or create_directory_symlink. I don't think this
// is needed with POSIX
__create_symlink(real_path, new_symlink, ec);
}
bool __create_directories(const path& p, std::error_code *ec)
{
std::error_code m_ec;
auto const st = detail::posix_stat(p, &m_ec);
if (!status_known(st)) {
set_or_throw(m_ec, ec, "create_directories", p);
return false;
}
else if (is_directory(st)) {
if (ec) ec->clear();
return false;
}
else if (exists(st)) {
set_or_throw(make_error_code(errc::file_exists),
ec, "create_directories", p);
return false;
}
const path parent = p.parent_path();
if (!parent.empty()) {
const file_status parent_st = status(parent, m_ec);
if (not status_known(parent_st)) {
set_or_throw(m_ec, ec, "create_directories", p);
return false;
}
if (not exists(parent_st)) {
__create_directories(parent, ec);
if (ec && *ec) { return false; }
}
}
return __create_directory(p, ec);
}
bool __create_directory(const path& p, std::error_code *ec)
{
if (ec) ec->clear();
if (::mkdir(p.c_str(), static_cast<int>(perms::all)) == 0)
return true;
if (errno != EEXIST || !is_directory(p))
set_or_throw(ec, "create_directory", p);
return false;
}
bool __create_directory(path const & p, path const & attributes,
std::error_code *ec)
{
struct ::stat attr_stat;
std::error_code mec;
auto st = detail::posix_stat(attributes, attr_stat, &mec);
if (!status_known(st)) {
set_or_throw(mec, ec, "create_directory", p, attributes);
return false;
}
if (ec) ec->clear();
if (::mkdir(p.c_str(), attr_stat.st_mode) == 0)
return true;
if (errno != EEXIST || !is_directory(p))
set_or_throw(ec, "create_directory", p, attributes);
return false;
}
void __create_directory_symlink(path const & from, path const & to,
std::error_code *ec){
if (::symlink(from.c_str(), to.c_str()) != 0)
set_or_throw(ec, "create_directory_symlink", from, to);
else if (ec)
ec->clear();
}
void __create_hard_link(const path& from, const path& to, std::error_code *ec){
if (::link(from.c_str(), to.c_str()) == -1)
set_or_throw(ec, "create_hard_link", from, to);
else if (ec)
ec->clear();
}
void __create_symlink(path const & from, path const & to, std::error_code *ec) {
if (::symlink(from.c_str(), to.c_str()) == -1)
set_or_throw(ec, "create_symlink", from, to);
else if (ec)
ec->clear();
}
path __current_path(std::error_code *ec) {
auto size = ::pathconf(".", _PC_PATH_MAX);
_LIBCPP_ASSERT(size >= 0, "pathconf returned a 0 as max size");
auto buff = std::unique_ptr<char[]>(new char[size + 1]);
char* ret;
if ((ret = ::getcwd(buff.get(), static_cast<size_t>(size))) == nullptr) {
set_or_throw(ec, "current_path");
return {};
}
if (ec) ec->clear();
return {buff.get()};
}
void __current_path(const path& p, std::error_code *ec) {
if (::chdir(p.c_str()) == -1)
set_or_throw(ec, "current_path", p);
else if (ec)
ec->clear();
}
bool __equivalent(const path& p1, const path& p2, std::error_code *ec)
{
std::error_code ec1, ec2;
struct ::stat st1 = {};
struct ::stat st2 = {};
auto s1 = detail::posix_stat(p1.native(), st1, &ec1);
auto s2 = detail::posix_stat(p2.native(), st2, &ec2);
if ((!exists(s1) && !exists(s2)) || (is_other(s1) && is_other(s2))) {
set_or_throw(make_error_code(errc::not_supported), ec,
"equivalent", p1, p2);
return false;
}
if (ec) ec->clear();
return (st1.st_dev == st2.st_dev && st1.st_ino == st2.st_ino);
}
std::uintmax_t __file_size(const path& p, std::error_code *ec)
{
std::error_code m_ec;
struct ::stat st;
file_status fst = detail::posix_stat(p, st, &m_ec);
if (!exists(fst) || !is_regular_file(fst)) {
if (!m_ec)
m_ec = make_error_code(errc::not_supported);
set_or_throw(m_ec, ec, "file_size", p);
return static_cast<uintmax_t>(-1);
}
// is_regular_file(p) == true
if (ec) ec->clear();
return static_cast<std::uintmax_t>(st.st_size);
}
std::uintmax_t __hard_link_count(const path& p, std::error_code *ec)
{
std::error_code m_ec;
struct ::stat st;
detail::posix_stat(p, st, &m_ec);
if (m_ec) {
set_or_throw(m_ec, ec, "hard_link_count", p);
return static_cast<std::uintmax_t>(-1);
}
if (ec) ec->clear();
return static_cast<std::uintmax_t>(st.st_nlink);
}
bool __fs_is_empty(const path& p, std::error_code *ec)
{
if (ec) ec->clear();
std::error_code m_ec;
struct ::stat pst;
auto st = detail::posix_stat(p, pst, &m_ec);
if (is_directory(st))
return directory_iterator(p) == directory_iterator{};
else if (is_regular_file(st))
return static_cast<std::uintmax_t>(pst.st_size) == 0;
// else
set_or_throw(m_ec, ec, "is_empty", p);
return false;
}
namespace detail { namespace {
template <class CType, class ChronoType>
bool checked_set(CType* out, ChronoType time) {
using Lim = numeric_limits<CType>;
if (time > Lim::max() || time < Lim::min())
return false;
*out = static_cast<CType>(time);
return true;
}
constexpr long long min_seconds = file_time_type::duration::min().count()
/ file_time_type::period::den;
template <class SubSecDurT, class SubSecT>
bool set_times_checked(time_t* sec_out, SubSecT* subsec_out, file_time_type tp) {
using namespace chrono;
auto dur = tp.time_since_epoch();
auto sec_dur = duration_cast<seconds>(dur);
auto subsec_dur = duration_cast<SubSecDurT>(dur - sec_dur);
// The tv_nsec and tv_usec fields must not be negative so adjust accordingly
if (subsec_dur.count() < 0) {
if (sec_dur.count() > min_seconds) {
sec_dur -= seconds(1);
subsec_dur += seconds(1);
} else {
subsec_dur = SubSecDurT::zero();
}
}
return checked_set(sec_out, sec_dur.count())
&& checked_set(subsec_out, subsec_dur.count());
}
}} // end namespace detail
file_time_type __last_write_time(const path& p, std::error_code *ec)
{
std::error_code m_ec;
struct ::stat st;
detail::posix_stat(p, st, &m_ec);
if (m_ec) {
set_or_throw(m_ec, ec, "last_write_time", p);
return file_time_type::min();
}
if (ec) ec->clear();
return file_time_type::clock::from_time_t(st.st_mtime);
}
void __last_write_time(const path& p, file_time_type new_time,
std::error_code *ec)
{
using namespace std::chrono;
std::error_code m_ec;
// We can use the presence of UTIME_OMIT to detect platforms that do not
// provide utimensat.
#if !defined(UTIME_OMIT)
// This implementation has a race condition between determining the
// last access time and attempting to set it to the same value using
// ::utimes
struct ::stat st;
file_status fst = detail::posix_stat(p, st, &m_ec);
if (m_ec && !status_known(fst)) {
set_or_throw(m_ec, ec, "last_write_time", p);
return;
}
struct ::timeval tbuf[2];
tbuf[0].tv_sec = st.st_atime;
tbuf[0].tv_usec = 0;
const bool overflowed = !detail::set_times_checked<microseconds>(
&tbuf[1].tv_sec, &tbuf[1].tv_usec, new_time);
if (overflowed) {
set_or_throw(make_error_code(errc::invalid_argument), ec,
"last_write_time", p);
return;
}
if (::utimes(p.c_str(), tbuf) == -1) {
m_ec = detail::capture_errno();
}
#else
struct ::timespec tbuf[2];
tbuf[0].tv_sec = 0;
tbuf[0].tv_nsec = UTIME_OMIT;
const bool overflowed = !detail::set_times_checked<nanoseconds>(
&tbuf[1].tv_sec, &tbuf[1].tv_nsec, new_time);
if (overflowed) {
set_or_throw(make_error_code(errc::invalid_argument),
ec, "last_write_time", p);
return;
}
if (::utimensat(AT_FDCWD, p.c_str(), tbuf, 0) == -1) {
m_ec = detail::capture_errno();
}
#endif
if (m_ec)
set_or_throw(m_ec, ec, "last_write_time", p);
else if (ec)
ec->clear();
}
void __permissions(const path& p, perms prms, std::error_code *ec)
{
const bool resolve_symlinks = !bool(perms::symlink_nofollow & prms);
const bool add_perms = bool(perms::add_perms & prms);
const bool remove_perms = bool(perms::remove_perms & prms);
_LIBCPP_ASSERT(!(add_perms && remove_perms),
"Both add_perms and remove_perms are set");
bool set_sym_perms = false;
prms &= perms::mask;
if (!resolve_symlinks || (add_perms || remove_perms)) {
std::error_code m_ec;
file_status st = resolve_symlinks ? detail::posix_stat(p, &m_ec)
: detail::posix_lstat(p, &m_ec);
set_sym_perms = is_symlink(st);
if (m_ec) return set_or_throw(m_ec, ec, "permissions", p);
_LIBCPP_ASSERT(st.permissions() != perms::unknown,
"Permissions unexpectedly unknown");
if (add_perms)
prms |= st.permissions();
else if (remove_perms)
prms = st.permissions() & ~prms;
}
const auto real_perms = detail::posix_convert_perms(prms);
# if defined(AT_SYMLINK_NOFOLLOW) && defined(AT_FDCWD)
const int flags = set_sym_perms ? AT_SYMLINK_NOFOLLOW : 0;
if (::fchmodat(AT_FDCWD, p.c_str(), real_perms, flags) == -1) {
return set_or_throw(ec, "permissions", p);
}
# else
if (set_sym_perms)
return set_or_throw(make_error_code(errc::operation_not_supported),
ec, "permissions", p);
if (::chmod(p.c_str(), real_perms) == -1) {
return set_or_throw(ec, "permissions", p);
}
# endif
if (ec) ec->clear();
}
path __read_symlink(const path& p, std::error_code *ec) {
char buff[PATH_MAX + 1];
std::error_code m_ec;
::ssize_t ret;
if ((ret = ::readlink(p.c_str(), buff, PATH_MAX)) == -1) {
set_or_throw(ec, "read_symlink", p);
return {};
}
_LIBCPP_ASSERT(ret <= PATH_MAX, "TODO");
_LIBCPP_ASSERT(ret > 0, "TODO");
if (ec) ec->clear();
buff[ret] = 0;
return {buff};
}
bool __remove(const path& p, std::error_code *ec) {
if (ec) ec->clear();
if (::remove(p.c_str()) == -1) {
set_or_throw(ec, "remove", p);
return false;
}
return true;
}
namespace {
std::uintmax_t remove_all_impl(path const & p, std::error_code& ec)
{
const auto npos = static_cast<std::uintmax_t>(-1);
const file_status st = __symlink_status(p, &ec);
if (ec) return npos;
std::uintmax_t count = 1;
if (is_directory(st)) {
for (directory_iterator it(p, ec); !ec && it != directory_iterator();
it.increment(ec)) {
auto other_count = remove_all_impl(it->path(), ec);
if (ec) return npos;
count += other_count;
}
if (ec) return npos;
}
if (!__remove(p, &ec)) return npos;
return count;
}
} // end namespace
std::uintmax_t __remove_all(const path& p, std::error_code *ec) {
std::error_code mec;
auto count = remove_all_impl(p, mec);
if (mec) {
set_or_throw(mec, ec, "remove_all", p);
return static_cast<std::uintmax_t>(-1);
}
if (ec) ec->clear();
return count;
}
void __rename(const path& from, const path& to, std::error_code *ec) {
if (::rename(from.c_str(), to.c_str()) == -1)
set_or_throw(ec, "rename", from, to);
else if (ec)
ec->clear();
}
void __resize_file(const path& p, std::uintmax_t size, std::error_code *ec) {
if (::truncate(p.c_str(), static_cast<long>(size)) == -1)
set_or_throw(ec, "resize_file", p);
else if (ec)
ec->clear();
}
space_info __space(const path& p, std::error_code *ec) {
space_info si;
struct statvfs m_svfs = {};
if (::statvfs(p.c_str(), &m_svfs) == -1) {
set_or_throw(ec, "space", p);
si.capacity = si.free = si.available =
static_cast<std::uintmax_t>(-1);
return si;
}
if (ec) ec->clear();
// Multiply with overflow checking.
auto do_mult = [&](std::uintmax_t& out, std::uintmax_t other) {
out = other * m_svfs.f_frsize;
if (out / other != m_svfs.f_frsize || other == 0)
out = static_cast<std::uintmax_t>(-1);
};
do_mult(si.capacity, m_svfs.f_blocks);
do_mult(si.free, m_svfs.f_bfree);
do_mult(si.available, m_svfs.f_bavail);
return si;
}
file_status __status(const path& p, std::error_code *ec) {
return detail::posix_stat(p, ec);
}
file_status __symlink_status(const path& p, std::error_code *ec) {
return detail::posix_lstat(p, ec);
}
path __system_complete(const path& p, std::error_code *ec) {
if (ec) ec->clear();
return absolute(p, current_path());
}
path __temp_directory_path(std::error_code *ec) {
const char* env_paths[] = {"TMPDIR", "TMP", "TEMP", "TEMPDIR"};
const char* ret = nullptr;
for (auto & ep : env_paths) {
if ((ret = std::getenv(ep)))
break;
}
path p(ret ? ret : "/tmp");
std::error_code m_ec;
if (is_directory(p, m_ec)) {
if (ec) ec->clear();
return p;
}
if (!m_ec || m_ec == make_error_code(errc::no_such_file_or_directory))
m_ec = make_error_code(errc::not_a_directory);
set_or_throw(m_ec, ec, "temp_directory_path");
return {};
}
// An absolute path is composed according to the table in [fs.op.absolute].
path absolute(const path& p, const path& base) {
auto root_name = p.root_name();
auto root_dir = p.root_directory();
if (!root_name.empty() && !root_dir.empty())
return p;
auto abs_base = base.is_absolute() ? base : absolute(base);
/* !has_root_name && !has_root_dir */
if (root_name.empty() && root_dir.empty())
{
return abs_base / p;
}
else if (!root_name.empty()) /* has_root_name && !has_root_dir */
{
return root_name / abs_base.root_directory()
/
abs_base.relative_path() / p.relative_path();
}
else /* !has_root_name && has_root_dir */
{
if (abs_base.has_root_name())
return abs_base.root_name() / p;
// else p is absolute, return outside of block
}
return p;
}
_LIBCPP_END_NAMESPACE_EXPERIMENTAL_FILESYSTEM

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//===--------------------- filesystem/path.cpp ----------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "experimental/filesystem"
#include "experimental/string_view"
#include "utility"
_LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL_FILESYSTEM
_LIBCPP_CONSTEXPR path::value_type path::preferred_separator;
namespace { namespace parser
{
using string_type = string_view;
using value_type = path::value_type;
using string_view_pair = pair<string_view, string_view>;
// status reporting
constexpr size_t npos = static_cast<size_t>(-1);
inline bool good(size_t pos) { return pos != npos; }
// lexical elements
constexpr value_type preferred_separator = path::preferred_separator;
constexpr value_type const * preferred_separator_str = "/";
constexpr value_type const * dot = ".";
// forward //
bool is_separator(string_type const &, size_t);
bool is_root_name(const string_type&, size_t);
bool is_root_directory(string_type const &, size_t);
bool is_trailing_separator(string_type const &, size_t);
size_t start_of(string_type const &, size_t);
size_t end_of(string_type const &, size_t);
size_t root_name_start(const string_type& s);
size_t root_name_end(const string_type&);
size_t root_directory_start(string_type const &);
size_t root_directory_end(string_type const &);
string_view_pair separate_filename(string_type const &);
string_view extract_raw(string_type const &, size_t);
string_view extract_preferred(string_type const &, size_t);
inline bool is_separator(const string_type& s, size_t pos) {
return (pos < s.size() && s[pos] == preferred_separator);
}
inline bool is_root_name(const string_type& s, size_t pos) {
return good(pos) && pos == 0 ? root_name_start(s) == pos : false;
}
inline bool is_root_directory(const string_type& s, size_t pos) {
return good(pos) ? root_directory_start(s) == pos : false;
}
inline bool is_trailing_separator(const string_type& s, size_t pos) {
return (pos < s.size() && is_separator(s, pos) &&
end_of(s, pos) == s.size()-1 &&
!is_root_directory(s, pos) && !is_root_name(s, pos));
}
size_t start_of(const string_type& s, size_t pos) {
if (pos >= s.size()) return npos;
bool in_sep = (s[pos] == preferred_separator);
while (pos - 1 < s.size() &&
(s[pos-1] == preferred_separator) == in_sep)
{ --pos; }
if (pos == 2 && !in_sep && s[0] == preferred_separator &&
s[1] == preferred_separator)
{ return 0; }
return pos;
}
size_t end_of(const string_type& s, size_t pos) {
if (pos >= s.size()) return npos;
// special case for root name
if (pos == 0 && is_root_name(s, pos)) return root_name_end(s);
bool in_sep = (s[pos] == preferred_separator);
while (pos + 1 < s.size() && (s[pos+1] == preferred_separator) == in_sep)
{ ++pos; }
return pos;
}
inline size_t root_name_start(const string_type& s) {
return good(root_name_end(s)) ? 0 : npos;
}
size_t root_name_end(const string_type& s) {
if (s.size() < 2 || s[0] != preferred_separator
|| s[1] != preferred_separator) {
return npos;
}
if (s.size() == 2) {
return 1;
}
size_t index = 2; // current position
if (s[index] == preferred_separator) {
return npos;
}
while (index + 1 < s.size() && s[index+1] != preferred_separator) {
++index;
}
return index;
}
size_t root_directory_start(const string_type& s) {
size_t e = root_name_end(s);
if (!good(e))
return is_separator(s, 0) ? 0 : npos;
return is_separator(s, e + 1) ? e + 1 : npos;
}
size_t root_directory_end(const string_type& s) {
size_t st = root_directory_start(s);
if (!good(st)) return npos;
size_t index = st;
while (index + 1 < s.size() && s[index + 1] == preferred_separator)
{ ++index; }
return index;
}
string_view_pair separate_filename(string_type const & s) {
if (s == "." || s == ".." || s.empty()) return string_view_pair{s, ""};
auto pos = s.find_last_of('.');
if (pos == string_type::npos) return string_view_pair{s, string_view{}};
return string_view_pair{s.substr(0, pos), s.substr(pos)};
}
inline string_view extract_raw(const string_type& s, size_t pos) {
size_t end_i = end_of(s, pos);
if (!good(end_i)) return string_view{};
return string_view(s).substr(pos, end_i - pos + 1);
}
string_view extract_preferred(const string_type& s, size_t pos) {
string_view raw = extract_raw(s, pos);
if (raw.empty())
return raw;
if (is_trailing_separator(s, pos))
return string_view{dot};
if (is_separator(s, pos) && !is_root_name(s, pos))
return string_view(preferred_separator_str);
return raw;
}
}} // namespace parser
////////////////////////////////////////////////////////////////////////////////
// path_view_iterator
////////////////////////////////////////////////////////////////////////////////
namespace {
struct path_view_iterator {
const string_view __s_;
size_t __pos_;
explicit path_view_iterator(string_view const& __s) : __s_(__s), __pos_(__s_.empty() ? parser::npos : 0) {}
explicit path_view_iterator(string_view const& __s, size_t __p) : __s_(__s), __pos_(__p) {}
string_view operator*() const {
return parser::extract_preferred(__s_, __pos_);
}
path_view_iterator& operator++() {
increment();
return *this;
}
path_view_iterator& operator--() {
decrement();
return *this;
}
void increment() {
if (__pos_ == parser::npos) return;
while (! set_position(parser::end_of(__s_, __pos_)+1))
;
return;
}
void decrement() {
if (__pos_ == 0) {
set_position(0);
}
else if (__pos_ == parser::npos) {
auto const str_size = __s_.size();
set_position(parser::start_of(
__s_, str_size != 0 ? str_size - 1 : str_size));
} else {
while (!set_position(parser::start_of(__s_, __pos_-1)))
;
}
}
bool set_position(size_t pos) {
if (pos >= __s_.size()) {
__pos_ = parser::npos;
} else {
__pos_ = pos;
}
return valid_iterator_position();
}
bool valid_iterator_position() const {
if (__pos_ == parser::npos) return true; // end position is valid
return (!parser::is_separator (__s_, __pos_) ||
parser::is_root_directory (__s_, __pos_) ||
parser::is_trailing_separator(__s_, __pos_) ||
parser::is_root_name (__s_, __pos_));
}
bool is_end() const { return __pos_ == parser::npos; }
inline bool operator==(path_view_iterator const& __p) {
return __pos_ == __p.__pos_;
}
};
path_view_iterator pbegin(path const& p) {
return path_view_iterator(p.native());
}
path_view_iterator pend(path const& p) {
path_view_iterator __p(p.native());
__p.__pos_ = parser::npos;
return __p;
}
} // end namespace
///////////////////////////////////////////////////////////////////////////////
// path definitions
///////////////////////////////////////////////////////////////////////////////
path & path::replace_extension(path const & replacement)
{
path p = extension();
if (not p.empty()) {
__pn_.erase(__pn_.size() - p.native().size());
}
if (!replacement.empty()) {
if (replacement.native()[0] != '.') {
__pn_ += ".";
}
__pn_.append(replacement.__pn_);
}
return *this;
}
///////////////////////////////////////////////////////////////////////////////
// path.decompose
string_view path::__root_name() const
{
return parser::is_root_name(__pn_, 0)
? parser::extract_preferred(__pn_, 0)
: string_view{};
}
string_view path::__root_directory() const
{
auto start_i = parser::root_directory_start(__pn_);
if(!parser::good(start_i)) {
return {};
}
return parser::extract_preferred(__pn_, start_i);
}
string_view path::__relative_path() const
{
if (empty()) {
return {__pn_};
}
auto end_i = parser::root_directory_end(__pn_);
if (not parser::good(end_i)) {
end_i = parser::root_name_end(__pn_);
}
if (not parser::good(end_i)) {
return {__pn_};
}
return string_view(__pn_).substr(end_i+1);
}
string_view path::__parent_path() const
{
if (empty() || pbegin(*this) == --pend(*this)) {
return {};
}
auto end_it = --(--pend(*this));
auto end_i = parser::end_of(__pn_, end_it.__pos_);
return string_view(__pn_).substr(0, end_i+1);
}
string_view path::__filename() const
{
return empty() ? string_view{} : *--pend(*this);
}
string_view path::__stem() const
{
return parser::separate_filename(__filename()).first;
}
string_view path::__extension() const
{
return parser::separate_filename(__filename()).second;
}
////////////////////////////////////////////////////////////////////////////
// path.comparisons
int path::__compare(const value_type* __s) const {
path_view_iterator thisIter(this->native());
path_view_iterator sIter(__s);
while (!thisIter.is_end() && !sIter.is_end()) {
int res = (*thisIter).compare(*sIter);
if (res != 0) return res;
++thisIter; ++sIter;
}
if (thisIter.is_end() && sIter.is_end())
return 0;
if (thisIter.is_end())
return -1;
return 1;
}
////////////////////////////////////////////////////////////////////////////
// path.nonmembers
size_t hash_value(const path& __p) _NOEXCEPT {
path_view_iterator thisIter(__p.native());
struct HashPairT {
size_t first;
size_t second;
};
HashPairT hp = {0, 0};
std::hash<string_view> hasher;
std::__scalar_hash<decltype(hp)> pair_hasher;
while (!thisIter.is_end()) {
hp.second = hasher(*thisIter);
hp.first = pair_hasher(hp);
++thisIter;
}
return hp.first;
}
////////////////////////////////////////////////////////////////////////////
// path.itr
path::iterator path::begin() const
{
path_view_iterator pit = pbegin(*this);
iterator it;
it.__path_ptr_ = this;
it.__pos_ = pit.__pos_;
it.__elem_.__assign_view(*pit);
return it;
}
path::iterator path::end() const
{
iterator it{};
it.__path_ptr_ = this;
it.__pos_ = parser::npos;
return it;
}
path::iterator& path::iterator::__increment() {
path_view_iterator it(__path_ptr_->native(), __pos_);
it.increment();
__pos_ = it.__pos_;
__elem_.__assign_view(*it);
return *this;
}
path::iterator& path::iterator::__decrement() {
path_view_iterator it(__path_ptr_->native(), __pos_);
it.decrement();
__pos_ = it.__pos_;
__elem_.__assign_view(*it);
return *this;
}
_LIBCPP_END_NAMESPACE_EXPERIMENTAL_FILESYSTEM

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//===------------------------ memory_resource.cpp -------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "experimental/memory_resource"
#ifndef _LIBCPP_HAS_NO_ATOMIC_HEADER
#include "atomic"
#elif !defined(_LIBCPP_HAS_NO_THREADS)
#include "mutex"
#endif
_LIBCPP_BEGIN_NAMESPACE_LFTS_PMR
// memory_resource
//memory_resource::~memory_resource() {}
// new_delete_resource()
class _LIBCPP_TYPE_VIS_ONLY __new_delete_memory_resource_imp
: public memory_resource
{
public:
~__new_delete_memory_resource_imp() = default;
protected:
virtual void* do_allocate(size_t __size, size_t __align)
{ return __allocate(__size); }
virtual void do_deallocate(void * __p, size_t, size_t)
{ __deallocate(__p); }
virtual bool do_is_equal(memory_resource const & __other) const _NOEXCEPT
{ return &__other == this; }
};
// null_memory_resource()
class _LIBCPP_TYPE_VIS_ONLY __null_memory_resource_imp
: public memory_resource
{
public:
~__null_memory_resource_imp() = default;
protected:
virtual void* do_allocate(size_t, size_t) {
#ifndef _LIBCPP_NO_EXCEPTIONS
throw std::bad_alloc();
#else
abort();
#endif
}
virtual void do_deallocate(void *, size_t, size_t) {}
virtual bool do_is_equal(memory_resource const & __other) const _NOEXCEPT
{ return &__other == this; }
};
namespace {
union ResourceInitHelper {
struct {
__new_delete_memory_resource_imp new_delete_res;
__null_memory_resource_imp null_res;
} resources;
char dummy;
_LIBCPP_CONSTEXPR_AFTER_CXX11 ResourceInitHelper() : resources() {}
~ResourceInitHelper() {}
};
// When compiled in C++14 this initialization should be a constant expression.
// Only in C++11 is "init_priority" needed to ensure initialization order.
ResourceInitHelper res_init __attribute__((init_priority (101)));
} // end namespace
memory_resource * new_delete_resource() _NOEXCEPT {
return &res_init.resources.new_delete_res;
}
memory_resource * null_memory_resource() _NOEXCEPT {
return &res_init.resources.null_res;
}
// default_memory_resource()
static memory_resource *
__default_memory_resource(bool set = false, memory_resource * new_res = nullptr) _NOEXCEPT
{
#ifndef _LIBCPP_HAS_NO_ATOMIC_HEADER
static atomic<memory_resource*> __res =
ATOMIC_VAR_INIT(&res_init.resources.new_delete_res);
if (set) {
new_res = new_res ? new_res : new_delete_resource();
// TODO: Can a weaker ordering be used?
return _VSTD::atomic_exchange_explicit(
&__res, new_res, memory_order::memory_order_acq_rel);
}
else {
return _VSTD::atomic_load_explicit(
&__res, memory_order::memory_order_acquire);
}
#elif !defined(_LIBCPP_HAS_NO_THREADS)
static memory_resource * res = &res_init.resources.new_delete_res;
static mutex res_lock;
if (set) {
new_res = new_res ? new_res : new_delete_resource();
lock_guard<mutex> guard(res_lock);
memory_resource * old_res = res;
res = new_res;
return old_res;
} else {
lock_guard<mutex> guard(res_lock);
return res;
}
#else
static memory_resource* res = &res_init.resources.new_delete_res;
if (set) {
new_res = new_res ? new_res : new_delete_resource();
memory_resource * old_res = res;
res = new_res;
return old_res;
} else {
return res;
}
#endif
}
memory_resource * get_default_resource() _NOEXCEPT
{
return __default_memory_resource();
}
memory_resource * set_default_resource(memory_resource * __new_res) _NOEXCEPT
{
return __default_memory_resource(true, __new_res);
}
_LIBCPP_END_NAMESPACE_LFTS_PMR

233
contrib/libc++/src/locale.cpp
View File

@ -123,11 +123,6 @@ const locale::category locale::time;
const locale::category locale::messages;
const locale::category locale::all;
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif
class _LIBCPP_HIDDEN locale::__imp
: public facet
{
@ -163,10 +158,6 @@ class _LIBCPP_HIDDEN locale::__imp
template <class F> void install_from(const __imp& other);
};
#if defined(__clang__)
#pragma clang diagnostic pop
#endif
locale::__imp::__imp(size_t refs)
: facet(refs),
facets_(N),
@ -1409,33 +1400,21 @@ ctype_byname<wchar_t>::do_tolower(char_type* low, const char_type* high) const
wchar_t
ctype_byname<wchar_t>::do_widen(char c) const
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return btowc_l(c, __l);
#else
return __btowc_l(c, __l);
#endif
return __libcpp_btowc_l(c, __l);
}
const char*
ctype_byname<wchar_t>::do_widen(const char* low, const char* high, char_type* dest) const
{
for (; low != high; ++low, ++dest)
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
*dest = btowc_l(*low, __l);
#else
*dest = __btowc_l(*low, __l);
#endif
*dest = __libcpp_btowc_l(*low, __l);
return low;
}
char
ctype_byname<wchar_t>::do_narrow(char_type c, char dfault) const
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int r = wctob_l(c, __l);
#else
int r = __wctob_l(c, __l);
#endif
int r = __libcpp_wctob_l(c, __l);
return r != static_cast<int>(WEOF) ? static_cast<char>(r) : dfault;
}
@ -1444,11 +1423,7 @@ ctype_byname<wchar_t>::do_narrow(const char_type* low, const char_type* high, ch
{
for (; low != high; ++low, ++dest)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int r = wctob_l(*low, __l);
#else
int r = __wctob_l(*low, __l);
#endif
int r = __libcpp_wctob_l(*low, __l);
*dest = r != static_cast<int>(WEOF) ? static_cast<char>(r) : dfault;
}
return low;
@ -1558,22 +1533,14 @@ codecvt<wchar_t, char, mbstate_t>::do_out(state_type& st,
{
// save state in case it is needed to recover to_nxt on error
mbstate_t save_state = st;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
size_t n = wcsnrtombs_l(to, &frm_nxt, static_cast<size_t>(fend-frm),
static_cast<size_t>(to_end-to), &st, __l);
#else
size_t n = __wcsnrtombs_l(to, &frm_nxt, fend-frm, to_end-to, &st, __l);
#endif
size_t n = __libcpp_wcsnrtombs_l(to, &frm_nxt, static_cast<size_t>(fend-frm),
static_cast<size_t>(to_end-to), &st, __l);
if (n == size_t(-1))
{
// need to recover to_nxt
for (to_nxt = to; frm != frm_nxt; ++frm)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
n = wcrtomb_l(to_nxt, *frm, &save_state, __l);
#else
n = __wcrtomb_l(to_nxt, *frm, &save_state, __l);
#endif
n = __libcpp_wcrtomb_l(to_nxt, *frm, &save_state, __l);
if (n == size_t(-1))
break;
to_nxt += n;
@ -1590,11 +1557,7 @@ codecvt<wchar_t, char, mbstate_t>::do_out(state_type& st,
{
// Try to write the terminating null
extern_type tmp[MB_LEN_MAX];
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
n = wcrtomb_l(tmp, intern_type(), &st, __l);
#else
n = __wcrtomb_l(tmp, intern_type(), &st, __l);
#endif
n = __libcpp_wcrtomb_l(tmp, intern_type(), &st, __l);
if (n == size_t(-1)) // on error
return error;
if (n > static_cast<size_t>(to_end-to_nxt)) // is there room?
@ -1627,23 +1590,15 @@ codecvt<wchar_t, char, mbstate_t>::do_in(state_type& st,
{
// save state in case it is needed to recover to_nxt on error
mbstate_t save_state = st;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
size_t n = mbsnrtowcs_l(to, &frm_nxt, static_cast<size_t>(fend-frm),
static_cast<size_t>(to_end-to), &st, __l);
#else
size_t n = __mbsnrtowcs_l(to, &frm_nxt, fend-frm, to_end-to, &st, __l);
#endif
size_t n = __libcpp_mbsnrtowcs_l(to, &frm_nxt, static_cast<size_t>(fend-frm),
static_cast<size_t>(to_end-to), &st, __l);
if (n == size_t(-1))
{
// need to recover to_nxt
for (to_nxt = to; frm != frm_nxt; ++to_nxt)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
n = mbrtowc_l(to_nxt, frm, static_cast<size_t>(fend-frm),
&save_state, __l);
#else
n = __mbrtowc_l(to_nxt, frm, fend-frm, &save_state, __l);
#endif
n = __libcpp_mbrtowc_l(to_nxt, frm, static_cast<size_t>(fend-frm),
&save_state, __l);
switch (n)
{
case 0:
@ -1671,11 +1626,7 @@ codecvt<wchar_t, char, mbstate_t>::do_in(state_type& st,
if (fend != frm_end) // set up next null terminated sequence
{
// Try to write the terminating null
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
n = mbrtowc_l(to_nxt, frm_nxt, 1, &st, __l);
#else
n = __mbrtowc_l(to_nxt, frm_nxt, 1, &st, __l);
#endif
n = __libcpp_mbrtowc_l(to_nxt, frm_nxt, 1, &st, __l);
if (n != 0) // on error
return error;
++to_nxt;
@ -1695,11 +1646,7 @@ codecvt<wchar_t, char, mbstate_t>::do_unshift(state_type& st,
{
to_nxt = to;
extern_type tmp[MB_LEN_MAX];
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
size_t n = wcrtomb_l(tmp, intern_type(), &st, __l);
#else
size_t n = __wcrtomb_l(tmp, intern_type(), &st, __l);
#endif
size_t n = __libcpp_wcrtomb_l(tmp, intern_type(), &st, __l);
if (n == size_t(-1) || n == 0) // on error
return error;
--n;
@ -1713,21 +1660,11 @@ codecvt<wchar_t, char, mbstate_t>::do_unshift(state_type& st,
int
codecvt<wchar_t, char, mbstate_t>::do_encoding() const _NOEXCEPT
{
#ifndef __CloudABI__
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
if (mbtowc_l(nullptr, nullptr, MB_LEN_MAX, __l) != 0)
#else
if (__mbtowc_l(nullptr, nullptr, MB_LEN_MAX, __l) != 0)
#endif
if (__libcpp_mbtowc_l(nullptr, nullptr, MB_LEN_MAX, __l) != 0)
return -1;
#endif
// stateless encoding
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
if (__l == 0 || MB_CUR_MAX_L(__l) == 1) // there are no known constant length encodings
#else
if (__l == 0 || __mb_cur_max_l(__l) == 1) // there are no known constant length encodings
#endif
if (__l == 0 || __libcpp_mb_cur_max_l(__l) == 1) // there are no known constant length encodings
return 1; // which take more than 1 char to form a wchar_t
return 0;
}
@ -1745,11 +1682,7 @@ codecvt<wchar_t, char, mbstate_t>::do_length(state_type& st,
int nbytes = 0;
for (size_t nwchar_t = 0; nwchar_t < mx && frm != frm_end; ++nwchar_t)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
size_t n = mbrlen_l(frm, static_cast<size_t>(frm_end-frm), &st, __l);
#else
size_t n = __mbrlen_l(frm, frm_end-frm, &st, __l);
#endif
size_t n = __libcpp_mbrlen_l(frm, static_cast<size_t>(frm_end-frm), &st, __l);
switch (n)
{
case 0:
@ -1771,11 +1704,7 @@ codecvt<wchar_t, char, mbstate_t>::do_length(state_type& st,
int
codecvt<wchar_t, char, mbstate_t>::do_max_length() const _NOEXCEPT
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return __l == 0 ? 1 : static_cast<int>( MB_CUR_MAX_L(__l));
#else
return __l == 0 ? 1 : static_cast<int>(__mb_cur_max_l(__l));
#endif
return __l == 0 ? 1 : static_cast<int>(__libcpp_mb_cur_max_l(__l));
}
// Valid UTF ranges
@ -2894,10 +2823,10 @@ ucs4_to_utf16le(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& f
to_nxt = to;
if (mode & generate_header)
{
if (to_end-to_nxt < 2)
if (to_end - to_nxt < 2)
return codecvt_base::partial;
*to_nxt++ = static_cast<uint8_t>(0xFF);
*to_nxt++ = static_cast<uint8_t>(0xFE);
*to_nxt++ = static_cast<uint8_t>(0xFF);
*to_nxt++ = static_cast<uint8_t>(0xFE);
}
for (; frm_nxt < frm_end; ++frm_nxt)
{
@ -4333,11 +4262,7 @@ numpunct_byname<char>::__init(const char* nm)
throw runtime_error("numpunct_byname<char>::numpunct_byname"
" failed to construct for " + string(nm));
#endif // _LIBCPP_NO_EXCEPTIONS
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
lconv* lc = localeconv_l(loc.get());
#else
lconv* lc = __localeconv_l(loc.get());
#endif
lconv* lc = __libcpp_localeconv_l(loc.get());
if (*lc->decimal_point)
__decimal_point_ = *lc->decimal_point;
if (*lc->thousands_sep)
@ -4376,11 +4301,7 @@ numpunct_byname<wchar_t>::__init(const char* nm)
throw runtime_error("numpunct_byname<char>::numpunct_byname"
" failed to construct for " + string(nm));
#endif // _LIBCPP_NO_EXCEPTIONS
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
lconv* lc = localeconv_l(loc.get());
#else
lconv* lc = __localeconv_l(loc.get());
#endif
lconv* lc = __libcpp_localeconv_l(loc.get());
if (*lc->decimal_point)
__decimal_point_ = *lc->decimal_point;
if (*lc->thousands_sep)
@ -4981,11 +4902,7 @@ __time_get_storage<wchar_t>::__analyze(char fmt, const ctype<wchar_t>& ct)
wchar_t* wbb = wbuf;
mbstate_t mb = {0};
const char* bb = buf;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
size_t j = mbsrtowcs_l( wbb, &bb, countof(wbuf), &mb, __loc_);
#else
size_t j = __mbsrtowcs_l( wbb, &bb, countof(wbuf), &mb, __loc_);
#endif
size_t j = __libcpp_mbsrtowcs_l( wbb, &bb, countof(wbuf), &mb, __loc_);
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
wchar_t* wbe = wbb + j;
@ -5165,11 +5082,7 @@ __time_get_storage<wchar_t>::init(const ctype<wchar_t>& ct)
strftime_l(buf, countof(buf), "%A", &t, __loc_);
mb = mbstate_t();
const char* bb = buf;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
size_t j = mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
#else
size_t j = __mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
#endif
size_t j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
wbe = wbuf + j;
@ -5177,11 +5090,7 @@ __time_get_storage<wchar_t>::init(const ctype<wchar_t>& ct)
strftime_l(buf, countof(buf), "%a", &t, __loc_);
mb = mbstate_t();
bb = buf;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
j = mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
#else
j = __mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
#endif
j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
wbe = wbuf + j;
@ -5194,11 +5103,7 @@ __time_get_storage<wchar_t>::init(const ctype<wchar_t>& ct)
strftime_l(buf, countof(buf), "%B", &t, __loc_);
mb = mbstate_t();
const char* bb = buf;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
size_t j = mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
#else
size_t j = __mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
#endif
size_t j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
wbe = wbuf + j;
@ -5206,11 +5111,7 @@ __time_get_storage<wchar_t>::init(const ctype<wchar_t>& ct)
strftime_l(buf, countof(buf), "%b", &t, __loc_);
mb = mbstate_t();
bb = buf;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
j = mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
#else
j = __mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
#endif
j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
wbe = wbuf + j;
@ -5221,11 +5122,7 @@ __time_get_storage<wchar_t>::init(const ctype<wchar_t>& ct)
strftime_l(buf, countof(buf), "%p", &t, __loc_);
mb = mbstate_t();
const char* bb = buf;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
size_t j = mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
#else
size_t j = __mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
#endif
size_t j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
wbe = wbuf + j;
@ -5234,11 +5131,7 @@ __time_get_storage<wchar_t>::init(const ctype<wchar_t>& ct)
strftime_l(buf, countof(buf), "%p", &t, __loc_);
mb = mbstate_t();
bb = buf;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
j = mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
#else
j = __mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
#endif
j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_);
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
wbe = wbuf + j;
@ -5513,11 +5406,7 @@ __time_put::__do_put(wchar_t* __wb, wchar_t*& __we, const tm* __tm,
__do_put(__nar, __ne, __tm, __fmt, __mod);
mbstate_t mb = {0};
const char* __nb = __nar;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
size_t j = mbsrtowcs_l(__wb, &__nb, countof(__wb, __we), &mb, __loc_);
#else
size_t j = __mbsrtowcs_l(__wb, &__nb, countof(__wb, __we), &mb, __loc_);
#endif
size_t j = __libcpp_mbsrtowcs_l(__wb, &__nb, countof(__wb, __we), &mb, __loc_);
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
__we = __wb + j;
@ -5908,11 +5797,7 @@ moneypunct_byname<char, false>::init(const char* nm)
throw runtime_error("moneypunct_byname"
" failed to construct for " + string(nm));
#endif // _LIBCPP_NO_EXCEPTIONS
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
lconv* lc = localeconv_l(loc.get());
#else
lconv* lc = __localeconv_l(loc.get());
#endif
lconv* lc = __libcpp_localeconv_l(loc.get());
if (*lc->mon_decimal_point)
__decimal_point_ = *lc->mon_decimal_point;
else
@ -5956,11 +5841,7 @@ moneypunct_byname<char, true>::init(const char* nm)
throw runtime_error("moneypunct_byname"
" failed to construct for " + string(nm));
#endif // _LIBCPP_NO_EXCEPTIONS
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
lconv* lc = localeconv_l(loc.get());
#else
lconv* lc = __localeconv_l(loc.get());
#endif
lconv* lc = __libcpp_localeconv_l(loc.get());
if (*lc->mon_decimal_point)
__decimal_point_ = *lc->mon_decimal_point;
else
@ -6021,11 +5902,7 @@ moneypunct_byname<wchar_t, false>::init(const char* nm)
throw runtime_error("moneypunct_byname"
" failed to construct for " + string(nm));
#endif // _LIBCPP_NO_EXCEPTIONS
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
lconv* lc = localeconv_l(loc.get());
#else
lconv* lc = __localeconv_l(loc.get());
#endif
lconv* lc = __libcpp_localeconv_l(loc.get());
if (*lc->mon_decimal_point)
__decimal_point_ = static_cast<wchar_t>(*lc->mon_decimal_point);
else
@ -6038,11 +5915,7 @@ moneypunct_byname<wchar_t, false>::init(const char* nm)
wchar_t wbuf[100];
mbstate_t mb = {0};
const char* bb = lc->currency_symbol;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
size_t j = mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
#else
size_t j = __mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
#endif
size_t j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
wchar_t* wbe = wbuf + j;
@ -6057,11 +5930,7 @@ moneypunct_byname<wchar_t, false>::init(const char* nm)
{
mb = mbstate_t();
bb = lc->positive_sign;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
j = mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
#else
j = __mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
#endif
j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
wbe = wbuf + j;
@ -6073,11 +5942,7 @@ moneypunct_byname<wchar_t, false>::init(const char* nm)
{
mb = mbstate_t();
bb = lc->negative_sign;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
j = mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
#else
j = __mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
#endif
j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
wbe = wbuf + j;
@ -6104,11 +5969,7 @@ moneypunct_byname<wchar_t, true>::init(const char* nm)
throw runtime_error("moneypunct_byname"
" failed to construct for " + string(nm));
#endif // _LIBCPP_NO_EXCEPTIONS
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
lconv* lc = localeconv_l(loc.get());
#else
lconv* lc = __localeconv_l(loc.get());
#endif
lconv* lc = __libcpp_localeconv_l(loc.get());
if (*lc->mon_decimal_point)
__decimal_point_ = static_cast<wchar_t>(*lc->mon_decimal_point);
else
@ -6121,11 +5982,7 @@ moneypunct_byname<wchar_t, true>::init(const char* nm)
wchar_t wbuf[100];
mbstate_t mb = {0};
const char* bb = lc->int_curr_symbol;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
size_t j = mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
#else
size_t j = __mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
#endif
size_t j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
wchar_t* wbe = wbuf + j;
@ -6144,11 +6001,7 @@ moneypunct_byname<wchar_t, true>::init(const char* nm)
{
mb = mbstate_t();
bb = lc->positive_sign;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
j = mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
#else
j = __mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
#endif
j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
wbe = wbuf + j;
@ -6164,11 +6017,7 @@ moneypunct_byname<wchar_t, true>::init(const char* nm)
{
mb = mbstate_t();
bb = lc->negative_sign;
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
j = mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
#else
j = __mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
#endif
j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get());
if (j == size_t(-1))
__throw_runtime_error("locale not supported");
wbe = wbuf + j;

14
contrib/libc++/src/memory.cpp
View File

@ -124,15 +124,15 @@ __shared_weak_count::__get_deleter(const type_info&) const _NOEXCEPT
#endif // _LIBCPP_NO_RTTI
#if defined(_LIBCPP_HAS_C_ATOMIC_IMP) && !defined(_LIBCPP_HAS_NO_THREADS)
#if !defined(_LIBCPP_HAS_NO_ATOMIC_HEADER)
static const std::size_t __sp_mut_count = 16;
static pthread_mutex_t mut_back_imp[__sp_mut_count] =
static __libcpp_mutex_t mut_back_imp[__sp_mut_count] =
{
PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER,
PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER,
PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER,
PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER
_LIBCPP_MUTEX_INITIALIZER, _LIBCPP_MUTEX_INITIALIZER, _LIBCPP_MUTEX_INITIALIZER, _LIBCPP_MUTEX_INITIALIZER,
_LIBCPP_MUTEX_INITIALIZER, _LIBCPP_MUTEX_INITIALIZER, _LIBCPP_MUTEX_INITIALIZER, _LIBCPP_MUTEX_INITIALIZER,
_LIBCPP_MUTEX_INITIALIZER, _LIBCPP_MUTEX_INITIALIZER, _LIBCPP_MUTEX_INITIALIZER, _LIBCPP_MUTEX_INITIALIZER,
_LIBCPP_MUTEX_INITIALIZER, _LIBCPP_MUTEX_INITIALIZER, _LIBCPP_MUTEX_INITIALIZER, _LIBCPP_MUTEX_INITIALIZER
};
static mutex* mut_back = reinterpret_cast<std::mutex*>(mut_back_imp);
@ -177,7 +177,7 @@ __get_sp_mut(const void* p)
return muts[hash<const void*>()(p) & (__sp_mut_count-1)];
}
#endif // defined(_LIBCPP_HAS_C_ATOMIC_IMP) && !defined(_LIBCPP_HAS_NO_THREADS)
#endif // !defined(_LIBCPP_HAS_NO_ATOMIC_HEADER)
void
declare_reachable(void*)

74
contrib/libc++/src/mutex.cpp
View File

@ -23,13 +23,13 @@ const adopt_lock_t adopt_lock = {};
mutex::~mutex()
{
pthread_mutex_destroy(&__m_);
__libcpp_mutex_destroy(&__m_);
}
void
mutex::lock()
{
int ec = pthread_mutex_lock(&__m_);
int ec = __libcpp_mutex_lock(&__m_);
if (ec)
__throw_system_error(ec, "mutex lock failed");
}
@ -37,13 +37,13 @@ mutex::lock()
bool
mutex::try_lock() _NOEXCEPT
{
return pthread_mutex_trylock(&__m_) == 0;
return __libcpp_mutex_trylock(&__m_) == 0;
}
void
mutex::unlock() _NOEXCEPT
{
int ec = pthread_mutex_unlock(&__m_);
int ec = __libcpp_mutex_unlock(&__m_);
(void)ec;
assert(ec == 0);
}
@ -52,36 +52,14 @@ mutex::unlock() _NOEXCEPT
recursive_mutex::recursive_mutex()
{
pthread_mutexattr_t attr;
int ec = pthread_mutexattr_init(&attr);
int ec = __libcpp_recursive_mutex_init(&__m_);
if (ec)
goto fail;
ec = pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
if (ec)
{
pthread_mutexattr_destroy(&attr);
goto fail;
}
ec = pthread_mutex_init(&__m_, &attr);
if (ec)
{
pthread_mutexattr_destroy(&attr);
goto fail;
}
ec = pthread_mutexattr_destroy(&attr);
if (ec)
{
pthread_mutex_destroy(&__m_);
goto fail;
}
return;
fail:
__throw_system_error(ec, "recursive_mutex constructor failed");
__throw_system_error(ec, "recursive_mutex constructor failed");
}
recursive_mutex::~recursive_mutex()
{
int e = pthread_mutex_destroy(&__m_);
int e = __libcpp_mutex_destroy(&__m_);
(void)e;
assert(e == 0);
}
@ -89,7 +67,7 @@ recursive_mutex::~recursive_mutex()
void
recursive_mutex::lock()
{
int ec = pthread_mutex_lock(&__m_);
int ec = __libcpp_mutex_lock(&__m_);
if (ec)
__throw_system_error(ec, "recursive_mutex lock failed");
}
@ -97,7 +75,7 @@ recursive_mutex::lock()
void
recursive_mutex::unlock() _NOEXCEPT
{
int e = pthread_mutex_unlock(&__m_);
int e = __libcpp_mutex_unlock(&__m_);
(void)e;
assert(e == 0);
}
@ -105,7 +83,7 @@ recursive_mutex::unlock() _NOEXCEPT
bool
recursive_mutex::try_lock() _NOEXCEPT
{
return pthread_mutex_trylock(&__m_) == 0;
return __libcpp_mutex_trylock(&__m_) == 0;
}
// timed_mutex
@ -165,9 +143,9 @@ recursive_timed_mutex::~recursive_timed_mutex()
void
recursive_timed_mutex::lock()
{
pthread_t id = pthread_self();
__libcpp_thread_id id = __libcpp_thread_get_current_id();
unique_lock<mutex> lk(__m_);
if (pthread_equal(id, __id_))
if (__libcpp_thread_id_equal(id, __id_))
{
if (__count_ == numeric_limits<size_t>::max())
__throw_system_error(EAGAIN, "recursive_timed_mutex lock limit reached");
@ -183,9 +161,9 @@ recursive_timed_mutex::lock()
bool
recursive_timed_mutex::try_lock() _NOEXCEPT
{
pthread_t id = pthread_self();
__libcpp_thread_id id = __libcpp_thread_get_current_id();
unique_lock<mutex> lk(__m_, try_to_lock);
if (lk.owns_lock() && (__count_ == 0 || pthread_equal(id, __id_)))
if (lk.owns_lock() && (__count_ == 0 || __libcpp_thread_id_equal(id, __id_)))
{
if (__count_ == numeric_limits<size_t>::max())
return false;
@ -217,8 +195,8 @@ recursive_timed_mutex::unlock() _NOEXCEPT
// keep in sync with: 7741191.
#ifndef _LIBCPP_HAS_NO_THREADS
static pthread_mutex_t mut = PTHREAD_MUTEX_INITIALIZER;
static pthread_cond_t cv = PTHREAD_COND_INITIALIZER;
static __libcpp_mutex_t mut = _LIBCPP_MUTEX_INITIALIZER;
static __libcpp_condvar_t cv = _LIBCPP_CONDVAR_INITIALIZER;
#endif
/// NOTE: Changes to flag are done via relaxed atomic stores
@ -247,9 +225,9 @@ __call_once(volatile unsigned long& flag, void* arg, void(*func)(void*))
#endif // _LIBCPP_NO_EXCEPTIONS
}
#else // !_LIBCPP_HAS_NO_THREADS
pthread_mutex_lock(&mut);
__libcpp_mutex_lock(&mut);
while (flag == 1)
pthread_cond_wait(&cv, &mut);
__libcpp_condvar_wait(&cv, &mut);
if (flag == 0)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
@ -257,26 +235,26 @@ __call_once(volatile unsigned long& flag, void* arg, void(*func)(void*))
{
#endif // _LIBCPP_NO_EXCEPTIONS
__libcpp_relaxed_store(&flag, 1ul);
pthread_mutex_unlock(&mut);
__libcpp_mutex_unlock(&mut);
func(arg);
pthread_mutex_lock(&mut);
__libcpp_mutex_lock(&mut);
__libcpp_relaxed_store(&flag, ~0ul);
pthread_mutex_unlock(&mut);
pthread_cond_broadcast(&cv);
__libcpp_mutex_unlock(&mut);
__libcpp_condvar_broadcast(&cv);
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
pthread_mutex_lock(&mut);
__libcpp_mutex_lock(&mut);
__libcpp_relaxed_store(&flag, 0ul);
pthread_mutex_unlock(&mut);
pthread_cond_broadcast(&cv);
__libcpp_mutex_unlock(&mut);
__libcpp_condvar_broadcast(&cv);
throw;
}
#endif // _LIBCPP_NO_EXCEPTIONS
}
else
pthread_mutex_unlock(&mut);
__libcpp_mutex_unlock(&mut);
#endif // !_LIBCPP_HAS_NO_THREADS
}

18
contrib/libc++/src/regex.cpp
View File

@ -69,21 +69,12 @@ regex_error::~regex_error() throw() {}
namespace {
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif
struct collationnames
{
const char* elem_;
char char_;
};
#if defined(__clang__)
#pragma clang diagnostic pop
#endif
const collationnames collatenames[] =
{
{"A", 0x41},
@ -199,21 +190,12 @@ const collationnames collatenames[] =
{"zero", 0x30}
};
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif
struct classnames
{
const char* elem_;
regex_traits<char>::char_class_type mask_;
};
#if defined(__clang__)
#pragma clang diagnostic pop
#endif
const classnames ClassNames[] =
{
{"alnum", ctype_base::alnum},

9
contrib/libc++/src/strstream.cpp
View File

@ -11,6 +11,7 @@
#include "algorithm"
#include "climits"
#include "cstring"
#include "__debug"
_LIBCPP_BEGIN_NAMESPACE_STD
@ -167,11 +168,13 @@ strstreambuf::overflow(int_type __c)
buf = new char[new_size];
if (buf == nullptr)
return int_type(EOF);
memcpy(buf, eback(), static_cast<size_t>(old_size));
if (old_size != 0) {
_LIBCPP_ASSERT(eback(), "overflow copying from NULL");
memcpy(buf, eback(), static_cast<size_t>(old_size));
}
ptrdiff_t ninp = gptr() - eback();
ptrdiff_t einp = egptr() - eback();
ptrdiff_t nout = pptr() - pbase();
ptrdiff_t eout = epptr() - pbase();
if (__strmode_ & __allocated)
{
if (__pfree_)
@ -180,7 +183,7 @@ strstreambuf::overflow(int_type __c)
delete [] eback();
}
setg(buf, buf + ninp, buf + einp);
setp(buf + einp, buf + einp + eout);
setp(buf + einp, buf + new_size);
pbump(static_cast<int>(nout));
__strmode_ |= __allocated;
}

57
contrib/libc++/src/system_error.cpp
View File

@ -13,8 +13,17 @@
#include "system_error"
#include "include/config_elast.h"
#include "cerrno"
#include "cstring"
#include "cstdio"
#include "cstdlib"
#include "cassert"
#include "string"
#include "string.h"
#if defined(__ANDROID__)
#include <android/api-level.h>
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
@ -46,10 +55,56 @@ error_category::equivalent(const error_code& code, int condition) const _NOEXCEP
return *this == code.category() && code.value() == condition;
}
namespace {
// GLIBC also uses 1024 as the maximum buffer size internally.
constexpr size_t strerror_buff_size = 1024;
string do_strerror_r(int ev);
#if defined(__linux__) && !defined(_LIBCPP_HAS_MUSL_LIBC) \
&& (!defined(__ANDROID__) || __ANDROID_API__ >= 23)
// GNU Extended version
string do_strerror_r(int ev) {
char buffer[strerror_buff_size];
char* ret = ::strerror_r(ev, buffer, strerror_buff_size);
return string(ret);
}
#else
// POSIX version
string do_strerror_r(int ev) {
char buffer[strerror_buff_size];
const int old_errno = errno;
int ret;
if ((ret = ::strerror_r(ev, buffer, strerror_buff_size)) != 0) {
// If `ret == -1` then the error is specified using `errno`, otherwise
// `ret` represents the error.
const int new_errno = ret == -1 ? errno : ret;
errno = old_errno;
if (new_errno == EINVAL) {
std::snprintf(buffer, strerror_buff_size, "Unknown error %d", ev);
return string(buffer);
} else {
assert(new_errno == ERANGE);
// FIXME maybe? 'strerror_buff_size' is likely to exceed the
// maximum error size so ERANGE shouldn't be returned.
std::abort();
}
}
return string(buffer);
}
#endif
} // end namespace
string
__do_message::message(int ev) const
{
return string(strerror(ev));
#if defined(_LIBCPP_HAS_NO_THREADS)
return string(::strerror(ev));
#else
return do_strerror_r(ev);
#endif
}
class _LIBCPP_HIDDEN __generic_error_category

24
contrib/libc++/src/thread.cpp
View File

@ -16,10 +16,15 @@
#include "future"
#include "limits"
#include <sys/types.h>
#if !defined(_WIN32)
# if !defined(__sun__) && !defined(__linux__) && !defined(_AIX) && !defined(__native_client__) && !defined(__CloudABI__)
#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
# include <sys/param.h>
# if defined(BSD)
# include <sys/sysctl.h>
# endif // !defined(__sun__) && !defined(__linux__) && !defined(_AIX) && !defined(__native_client__) && !defined(__CloudABI__)
# endif // defined(BSD)
#endif // defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
#if !defined(_WIN32)
# include <unistd.h>
#endif // !_WIN32
@ -41,14 +46,17 @@ thread::~thread()
void
thread::join()
{
int ec = pthread_join(__t_, 0);
int ec = EINVAL;
if (__t_ != 0)
{
ec = __libcpp_thread_join(&__t_);
if (ec == 0)
__t_ = 0;
}
#ifndef _LIBCPP_NO_EXCEPTIONS
if (ec)
throw system_error(error_code(ec, system_category()), "thread::join failed");
#else
(void)ec;
#endif // _LIBCPP_NO_EXCEPTIONS
__t_ = 0;
}
void
@ -57,7 +65,7 @@ thread::detach()
int ec = EINVAL;
if (__t_ != 0)
{
ec = pthread_detach(__t_);
ec = __libcpp_thread_detach(&__t_);
if (ec == 0)
__t_ = 0;
}

22
lib/libc++/Makefile
View File

@ -72,6 +72,8 @@ LIBADD+= cxxrt
INCSGROUPS= STD EXP EXT
STD_HEADERS= __bit_reference\
__bsd_locale_defaults.h\
__bsd_locale_fallbacks.h\
__config\
__debug\
__functional_03\
@ -85,6 +87,7 @@ STD_HEADERS= __bit_reference\
__split_buffer\
__sso_allocator\
__std_stream\
__threading_support\
__tree\
__tuple\
__undef___deallocate\
@ -159,12 +162,14 @@ STD_HEADERS= __bit_reference\
shared_mutex\
sstream\
stack\
stdbool.h\
stddef.h\
stdexcept\
stdio.h\
stdlib.h\
streambuf\
string\
string.h\
strstream\
system_error\
tgmath.h\
@ -195,18 +200,33 @@ STD+= ${_LIBCXXRTDIR}/${hdr}
STDDIR= ${CXXINCLUDEDIR}
EXP_HEADERS= __config\
__memory\
algorithm\
any\
chrono\
deque\
dynarray\
filesystem\
forward_list\
functional\
iterator\
list\
map\
memory_resource\
optional\
propagate_const\
ratio\
regex\
set\
string\
string_view\
system_error\
tuple\
type_traits\
utility
unordered_map\
unordered_set\
utility\
vector
.for hdr in ${EXP_HEADERS}
EXP+= ${HDRDIR}/experimental/${hdr}