2489 lines
78 KiB
C++
2489 lines
78 KiB
C++
// -*- C++ -*-
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//===---------------------------- list ------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP_LIST
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#define _LIBCPP_LIST
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/*
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list synopsis
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namespace std
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{
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template <class T, class Alloc = allocator<T> >
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class list
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{
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public:
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// types:
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typedef T value_type;
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typedef Alloc allocator_type;
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typedef typename allocator_type::reference reference;
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typedef typename allocator_type::const_reference const_reference;
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typedef typename allocator_type::pointer pointer;
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typedef typename allocator_type::const_pointer const_pointer;
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typedef implementation-defined iterator;
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typedef implementation-defined const_iterator;
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typedef implementation-defined size_type;
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typedef implementation-defined difference_type;
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typedef reverse_iterator<iterator> reverse_iterator;
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typedef reverse_iterator<const_iterator> const_reverse_iterator;
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list()
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noexcept(is_nothrow_default_constructible<allocator_type>::value);
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explicit list(const allocator_type& a);
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explicit list(size_type n);
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explicit list(size_type n, const allocator_type& a); // C++14
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list(size_type n, const value_type& value);
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list(size_type n, const value_type& value, const allocator_type& a);
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template <class Iter>
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list(Iter first, Iter last);
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template <class Iter>
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list(Iter first, Iter last, const allocator_type& a);
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list(const list& x);
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list(const list&, const allocator_type& a);
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list(list&& x)
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noexcept(is_nothrow_move_constructible<allocator_type>::value);
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list(list&&, const allocator_type& a);
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list(initializer_list<value_type>);
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list(initializer_list<value_type>, const allocator_type& a);
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~list();
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list& operator=(const list& x);
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list& operator=(list&& x)
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noexcept(
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allocator_type::propagate_on_container_move_assignment::value &&
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is_nothrow_move_assignable<allocator_type>::value);
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list& operator=(initializer_list<value_type>);
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template <class Iter>
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void assign(Iter first, Iter last);
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void assign(size_type n, const value_type& t);
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void assign(initializer_list<value_type>);
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allocator_type get_allocator() const noexcept;
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iterator begin() noexcept;
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const_iterator begin() const noexcept;
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iterator end() noexcept;
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const_iterator end() const noexcept;
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reverse_iterator rbegin() noexcept;
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const_reverse_iterator rbegin() const noexcept;
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reverse_iterator rend() noexcept;
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const_reverse_iterator rend() const noexcept;
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const_iterator cbegin() const noexcept;
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const_iterator cend() const noexcept;
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const_reverse_iterator crbegin() const noexcept;
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const_reverse_iterator crend() const noexcept;
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reference front();
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const_reference front() const;
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reference back();
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const_reference back() const;
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bool empty() const noexcept;
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size_type size() const noexcept;
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size_type max_size() const noexcept;
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template <class... Args>
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reference emplace_front(Args&&... args); // reference in C++17
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void pop_front();
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template <class... Args>
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reference emplace_back(Args&&... args); // reference in C++17
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void pop_back();
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void push_front(const value_type& x);
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void push_front(value_type&& x);
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void push_back(const value_type& x);
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void push_back(value_type&& x);
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template <class... Args>
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iterator emplace(const_iterator position, Args&&... args);
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iterator insert(const_iterator position, const value_type& x);
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iterator insert(const_iterator position, value_type&& x);
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iterator insert(const_iterator position, size_type n, const value_type& x);
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template <class Iter>
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iterator insert(const_iterator position, Iter first, Iter last);
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iterator insert(const_iterator position, initializer_list<value_type> il);
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iterator erase(const_iterator position);
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iterator erase(const_iterator position, const_iterator last);
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void resize(size_type sz);
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void resize(size_type sz, const value_type& c);
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void swap(list&)
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noexcept(allocator_traits<allocator_type>::is_always_equal::value); // C++17
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void clear() noexcept;
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void splice(const_iterator position, list& x);
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void splice(const_iterator position, list&& x);
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void splice(const_iterator position, list& x, const_iterator i);
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void splice(const_iterator position, list&& x, const_iterator i);
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void splice(const_iterator position, list& x, const_iterator first,
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const_iterator last);
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void splice(const_iterator position, list&& x, const_iterator first,
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const_iterator last);
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size_type remove(const value_type& value); // void before C++20
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template <class Pred>
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size_type remove_if(Pred pred); // void before C++20
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size_type unique(); // void before C++20
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template <class BinaryPredicate>
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size_type unique(BinaryPredicate binary_pred); // void before C++20
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void merge(list& x);
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void merge(list&& x);
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template <class Compare>
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void merge(list& x, Compare comp);
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template <class Compare>
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void merge(list&& x, Compare comp);
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void sort();
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template <class Compare>
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void sort(Compare comp);
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void reverse() noexcept;
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};
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template <class InputIterator, class Allocator = allocator<typename iterator_traits<InputIterator>::value_type>>
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list(InputIterator, InputIterator, Allocator = Allocator())
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-> list<typename iterator_traits<InputIterator>::value_type, Allocator>; // C++17
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template <class T, class Alloc>
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bool operator==(const list<T,Alloc>& x, const list<T,Alloc>& y);
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template <class T, class Alloc>
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bool operator< (const list<T,Alloc>& x, const list<T,Alloc>& y);
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template <class T, class Alloc>
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bool operator!=(const list<T,Alloc>& x, const list<T,Alloc>& y);
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template <class T, class Alloc>
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bool operator> (const list<T,Alloc>& x, const list<T,Alloc>& y);
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template <class T, class Alloc>
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bool operator>=(const list<T,Alloc>& x, const list<T,Alloc>& y);
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template <class T, class Alloc>
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bool operator<=(const list<T,Alloc>& x, const list<T,Alloc>& y);
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template <class T, class Alloc>
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void swap(list<T,Alloc>& x, list<T,Alloc>& y)
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noexcept(noexcept(x.swap(y)));
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template <class T, class Allocator, class U>
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void erase(list<T, Allocator>& c, const U& value); // C++20
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template <class T, class Allocator, class Predicate>
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void erase_if(list<T, Allocator>& c, Predicate pred); // C++20
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} // std
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*/
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#include <__config>
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#include <memory>
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#include <limits>
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#include <initializer_list>
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#include <iterator>
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#include <algorithm>
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#include <type_traits>
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#include <version>
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#include <__debug>
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#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
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#pragma GCC system_header
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#endif
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_LIBCPP_PUSH_MACROS
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#include <__undef_macros>
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_LIBCPP_BEGIN_NAMESPACE_STD
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template <class _Tp, class _VoidPtr> struct __list_node;
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template <class _Tp, class _VoidPtr> struct __list_node_base;
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template <class _Tp, class _VoidPtr>
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struct __list_node_pointer_traits {
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typedef typename __rebind_pointer<_VoidPtr, __list_node<_Tp, _VoidPtr> >::type
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__node_pointer;
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typedef typename __rebind_pointer<_VoidPtr, __list_node_base<_Tp, _VoidPtr> >::type
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__base_pointer;
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#if defined(_LIBCPP_ABI_LIST_REMOVE_NODE_POINTER_UB)
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typedef __base_pointer __link_pointer;
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#else
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typedef typename conditional<
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is_pointer<_VoidPtr>::value,
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__base_pointer,
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__node_pointer
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>::type __link_pointer;
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#endif
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typedef typename conditional<
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is_same<__link_pointer, __node_pointer>::value,
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__base_pointer,
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__node_pointer
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>::type __non_link_pointer;
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static _LIBCPP_INLINE_VISIBILITY
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__link_pointer __unsafe_link_pointer_cast(__link_pointer __p) {
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return __p;
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}
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static _LIBCPP_INLINE_VISIBILITY
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__link_pointer __unsafe_link_pointer_cast(__non_link_pointer __p) {
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return static_cast<__link_pointer>(static_cast<_VoidPtr>(__p));
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}
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};
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template <class _Tp, class _VoidPtr>
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struct __list_node_base
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{
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typedef __list_node_pointer_traits<_Tp, _VoidPtr> _NodeTraits;
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typedef typename _NodeTraits::__node_pointer __node_pointer;
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typedef typename _NodeTraits::__base_pointer __base_pointer;
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typedef typename _NodeTraits::__link_pointer __link_pointer;
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__link_pointer __prev_;
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__link_pointer __next_;
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_LIBCPP_INLINE_VISIBILITY
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__list_node_base() : __prev_(_NodeTraits::__unsafe_link_pointer_cast(__self())),
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__next_(_NodeTraits::__unsafe_link_pointer_cast(__self())) {}
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_LIBCPP_INLINE_VISIBILITY
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__base_pointer __self() {
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return pointer_traits<__base_pointer>::pointer_to(*this);
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}
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_LIBCPP_INLINE_VISIBILITY
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__node_pointer __as_node() {
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return static_cast<__node_pointer>(__self());
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}
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};
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template <class _Tp, class _VoidPtr>
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struct __list_node
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: public __list_node_base<_Tp, _VoidPtr>
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{
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_Tp __value_;
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typedef __list_node_base<_Tp, _VoidPtr> __base;
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typedef typename __base::__link_pointer __link_pointer;
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_LIBCPP_INLINE_VISIBILITY
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__link_pointer __as_link() {
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return static_cast<__link_pointer>(__base::__self());
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}
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};
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template <class _Tp, class _Alloc = allocator<_Tp> > class _LIBCPP_TEMPLATE_VIS list;
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template <class _Tp, class _Alloc> class __list_imp;
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template <class _Tp, class _VoidPtr> class _LIBCPP_TEMPLATE_VIS __list_const_iterator;
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template <class _Tp, class _VoidPtr>
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class _LIBCPP_TEMPLATE_VIS __list_iterator
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{
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typedef __list_node_pointer_traits<_Tp, _VoidPtr> _NodeTraits;
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typedef typename _NodeTraits::__link_pointer __link_pointer;
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__link_pointer __ptr_;
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#if _LIBCPP_DEBUG_LEVEL >= 2
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_LIBCPP_INLINE_VISIBILITY
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explicit __list_iterator(__link_pointer __p, const void* __c) _NOEXCEPT
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: __ptr_(__p)
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{
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__get_db()->__insert_ic(this, __c);
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}
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#else
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_LIBCPP_INLINE_VISIBILITY
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explicit __list_iterator(__link_pointer __p) _NOEXCEPT : __ptr_(__p) {}
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#endif
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template<class, class> friend class list;
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template<class, class> friend class __list_imp;
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template<class, class> friend class __list_const_iterator;
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public:
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typedef bidirectional_iterator_tag iterator_category;
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typedef _Tp value_type;
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typedef value_type& reference;
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typedef typename __rebind_pointer<_VoidPtr, value_type>::type pointer;
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typedef typename pointer_traits<pointer>::difference_type difference_type;
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_LIBCPP_INLINE_VISIBILITY
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__list_iterator() _NOEXCEPT : __ptr_(nullptr)
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{
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#if _LIBCPP_DEBUG_LEVEL >= 2
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__get_db()->__insert_i(this);
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#endif
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}
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#if _LIBCPP_DEBUG_LEVEL >= 2
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_LIBCPP_INLINE_VISIBILITY
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__list_iterator(const __list_iterator& __p)
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: __ptr_(__p.__ptr_)
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{
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__get_db()->__iterator_copy(this, &__p);
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}
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_LIBCPP_INLINE_VISIBILITY
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~__list_iterator()
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{
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__get_db()->__erase_i(this);
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}
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_LIBCPP_INLINE_VISIBILITY
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__list_iterator& operator=(const __list_iterator& __p)
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{
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if (this != &__p)
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{
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__get_db()->__iterator_copy(this, &__p);
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__ptr_ = __p.__ptr_;
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}
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return *this;
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}
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#endif // _LIBCPP_DEBUG_LEVEL >= 2
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_LIBCPP_INLINE_VISIBILITY
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reference operator*() const
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{
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#if _LIBCPP_DEBUG_LEVEL >= 2
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_LIBCPP_ASSERT(__get_const_db()->__dereferenceable(this),
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"Attempted to dereference a non-dereferenceable list::iterator");
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#endif
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return __ptr_->__as_node()->__value_;
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}
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_LIBCPP_INLINE_VISIBILITY
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pointer operator->() const
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{
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#if _LIBCPP_DEBUG_LEVEL >= 2
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_LIBCPP_ASSERT(__get_const_db()->__dereferenceable(this),
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"Attempted to dereference a non-dereferenceable list::iterator");
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#endif
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return pointer_traits<pointer>::pointer_to(__ptr_->__as_node()->__value_);
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}
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_LIBCPP_INLINE_VISIBILITY
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__list_iterator& operator++()
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{
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#if _LIBCPP_DEBUG_LEVEL >= 2
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_LIBCPP_ASSERT(__get_const_db()->__dereferenceable(this),
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"Attempted to increment non-incrementable list::iterator");
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#endif
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__ptr_ = __ptr_->__next_;
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return *this;
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}
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_LIBCPP_INLINE_VISIBILITY
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__list_iterator operator++(int) {__list_iterator __t(*this); ++(*this); return __t;}
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_LIBCPP_INLINE_VISIBILITY
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__list_iterator& operator--()
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{
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#if _LIBCPP_DEBUG_LEVEL >= 2
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_LIBCPP_ASSERT(__get_const_db()->__decrementable(this),
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"Attempted to decrement non-decrementable list::iterator");
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#endif
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__ptr_ = __ptr_->__prev_;
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return *this;
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}
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_LIBCPP_INLINE_VISIBILITY
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__list_iterator operator--(int) {__list_iterator __t(*this); --(*this); return __t;}
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friend _LIBCPP_INLINE_VISIBILITY
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bool operator==(const __list_iterator& __x, const __list_iterator& __y)
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{
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return __x.__ptr_ == __y.__ptr_;
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}
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friend _LIBCPP_INLINE_VISIBILITY
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bool operator!=(const __list_iterator& __x, const __list_iterator& __y)
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{return !(__x == __y);}
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};
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template <class _Tp, class _VoidPtr>
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class _LIBCPP_TEMPLATE_VIS __list_const_iterator
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{
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typedef __list_node_pointer_traits<_Tp, _VoidPtr> _NodeTraits;
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typedef typename _NodeTraits::__link_pointer __link_pointer;
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__link_pointer __ptr_;
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#if _LIBCPP_DEBUG_LEVEL >= 2
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_LIBCPP_INLINE_VISIBILITY
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explicit __list_const_iterator(__link_pointer __p, const void* __c) _NOEXCEPT
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: __ptr_(__p)
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{
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__get_db()->__insert_ic(this, __c);
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}
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#else
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_LIBCPP_INLINE_VISIBILITY
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explicit __list_const_iterator(__link_pointer __p) _NOEXCEPT : __ptr_(__p) {}
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#endif
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template<class, class> friend class list;
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template<class, class> friend class __list_imp;
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public:
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typedef bidirectional_iterator_tag iterator_category;
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typedef _Tp value_type;
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typedef const value_type& reference;
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typedef typename __rebind_pointer<_VoidPtr, const value_type>::type pointer;
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typedef typename pointer_traits<pointer>::difference_type difference_type;
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_LIBCPP_INLINE_VISIBILITY
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__list_const_iterator() _NOEXCEPT : __ptr_(nullptr)
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{
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#if _LIBCPP_DEBUG_LEVEL >= 2
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__get_db()->__insert_i(this);
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#endif
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}
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_LIBCPP_INLINE_VISIBILITY
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__list_const_iterator(const __list_iterator<_Tp, _VoidPtr>& __p) _NOEXCEPT
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: __ptr_(__p.__ptr_)
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{
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#if _LIBCPP_DEBUG_LEVEL >= 2
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__get_db()->__iterator_copy(this, &__p);
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#endif
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}
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#if _LIBCPP_DEBUG_LEVEL >= 2
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_LIBCPP_INLINE_VISIBILITY
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__list_const_iterator(const __list_const_iterator& __p)
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: __ptr_(__p.__ptr_)
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{
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__get_db()->__iterator_copy(this, &__p);
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}
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_LIBCPP_INLINE_VISIBILITY
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~__list_const_iterator()
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{
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__get_db()->__erase_i(this);
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}
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_LIBCPP_INLINE_VISIBILITY
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__list_const_iterator& operator=(const __list_const_iterator& __p)
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{
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if (this != &__p)
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{
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__get_db()->__iterator_copy(this, &__p);
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__ptr_ = __p.__ptr_;
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}
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return *this;
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}
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#endif // _LIBCPP_DEBUG_LEVEL >= 2
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_LIBCPP_INLINE_VISIBILITY
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reference operator*() const
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{
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#if _LIBCPP_DEBUG_LEVEL >= 2
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_LIBCPP_ASSERT(__get_const_db()->__dereferenceable(this),
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"Attempted to dereference a non-dereferenceable list::const_iterator");
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#endif
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return __ptr_->__as_node()->__value_;
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}
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_LIBCPP_INLINE_VISIBILITY
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pointer operator->() const
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{
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#if _LIBCPP_DEBUG_LEVEL >= 2
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_LIBCPP_ASSERT(__get_const_db()->__dereferenceable(this),
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"Attempted to dereference a non-dereferenceable list::const_iterator");
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#endif
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return pointer_traits<pointer>::pointer_to(__ptr_->__as_node()->__value_);
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}
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_LIBCPP_INLINE_VISIBILITY
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__list_const_iterator& operator++()
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{
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#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
_LIBCPP_ASSERT(__get_const_db()->__dereferenceable(this),
|
|
"Attempted to increment non-incrementable list::const_iterator");
|
|
#endif
|
|
__ptr_ = __ptr_->__next_;
|
|
return *this;
|
|
}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
__list_const_iterator operator++(int) {__list_const_iterator __t(*this); ++(*this); return __t;}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
__list_const_iterator& operator--()
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
_LIBCPP_ASSERT(__get_const_db()->__decrementable(this),
|
|
"Attempted to decrement non-decrementable list::const_iterator");
|
|
#endif
|
|
__ptr_ = __ptr_->__prev_;
|
|
return *this;
|
|
}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
__list_const_iterator operator--(int) {__list_const_iterator __t(*this); --(*this); return __t;}
|
|
|
|
friend _LIBCPP_INLINE_VISIBILITY
|
|
bool operator==(const __list_const_iterator& __x, const __list_const_iterator& __y)
|
|
{
|
|
return __x.__ptr_ == __y.__ptr_;
|
|
}
|
|
friend _LIBCPP_INLINE_VISIBILITY
|
|
bool operator!=(const __list_const_iterator& __x, const __list_const_iterator& __y)
|
|
{return !(__x == __y);}
|
|
};
|
|
|
|
template <class _Tp, class _Alloc>
|
|
class __list_imp
|
|
{
|
|
__list_imp(const __list_imp&);
|
|
__list_imp& operator=(const __list_imp&);
|
|
public:
|
|
typedef _Alloc allocator_type;
|
|
typedef allocator_traits<allocator_type> __alloc_traits;
|
|
typedef typename __alloc_traits::size_type size_type;
|
|
protected:
|
|
typedef _Tp value_type;
|
|
typedef typename __alloc_traits::void_pointer __void_pointer;
|
|
typedef __list_iterator<value_type, __void_pointer> iterator;
|
|
typedef __list_const_iterator<value_type, __void_pointer> const_iterator;
|
|
typedef __list_node_base<value_type, __void_pointer> __node_base;
|
|
typedef __list_node<value_type, __void_pointer> __node;
|
|
typedef typename __rebind_alloc_helper<__alloc_traits, __node>::type __node_allocator;
|
|
typedef allocator_traits<__node_allocator> __node_alloc_traits;
|
|
typedef typename __node_alloc_traits::pointer __node_pointer;
|
|
typedef typename __node_alloc_traits::pointer __node_const_pointer;
|
|
typedef __list_node_pointer_traits<value_type, __void_pointer> __node_pointer_traits;
|
|
typedef typename __node_pointer_traits::__link_pointer __link_pointer;
|
|
typedef __link_pointer __link_const_pointer;
|
|
typedef typename __alloc_traits::pointer pointer;
|
|
typedef typename __alloc_traits::const_pointer const_pointer;
|
|
typedef typename __alloc_traits::difference_type difference_type;
|
|
|
|
typedef typename __rebind_alloc_helper<__alloc_traits, __node_base>::type __node_base_allocator;
|
|
typedef typename allocator_traits<__node_base_allocator>::pointer __node_base_pointer;
|
|
static_assert((!is_same<allocator_type, __node_allocator>::value),
|
|
"internal allocator type must differ from user-specified "
|
|
"type; otherwise overload resolution breaks");
|
|
|
|
__node_base __end_;
|
|
__compressed_pair<size_type, __node_allocator> __size_alloc_;
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
__link_pointer __end_as_link() const _NOEXCEPT {
|
|
return __node_pointer_traits::__unsafe_link_pointer_cast(
|
|
const_cast<__node_base&>(__end_).__self());
|
|
}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
size_type& __sz() _NOEXCEPT {return __size_alloc_.first();}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const size_type& __sz() const _NOEXCEPT
|
|
{return __size_alloc_.first();}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
__node_allocator& __node_alloc() _NOEXCEPT
|
|
{return __size_alloc_.second();}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const __node_allocator& __node_alloc() const _NOEXCEPT
|
|
{return __size_alloc_.second();}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
size_type __node_alloc_max_size() const _NOEXCEPT {
|
|
return __node_alloc_traits::max_size(__node_alloc());
|
|
}
|
|
_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);
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
__list_imp(const __node_allocator& __a);
|
|
#ifndef _LIBCPP_CXX03_LANG
|
|
__list_imp(__node_allocator&& __a) _NOEXCEPT;
|
|
#endif
|
|
~__list_imp();
|
|
void clear() _NOEXCEPT;
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
bool empty() const _NOEXCEPT {return __sz() == 0;}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
iterator begin() _NOEXCEPT
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
return iterator(__end_.__next_, this);
|
|
#else
|
|
return iterator(__end_.__next_);
|
|
#endif
|
|
}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const_iterator begin() const _NOEXCEPT
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
return const_iterator(__end_.__next_, this);
|
|
#else
|
|
return const_iterator(__end_.__next_);
|
|
#endif
|
|
}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
iterator end() _NOEXCEPT
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
return iterator(__end_as_link(), this);
|
|
#else
|
|
return iterator(__end_as_link());
|
|
#endif
|
|
}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const_iterator end() const _NOEXCEPT
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
return const_iterator(__end_as_link(), this);
|
|
#else
|
|
return const_iterator(__end_as_link());
|
|
#endif
|
|
}
|
|
|
|
void swap(__list_imp& __c)
|
|
#if _LIBCPP_STD_VER >= 14
|
|
_NOEXCEPT;
|
|
#else
|
|
_NOEXCEPT_(!__alloc_traits::propagate_on_container_swap::value ||
|
|
__is_nothrow_swappable<allocator_type>::value);
|
|
#endif
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void __copy_assign_alloc(const __list_imp& __c)
|
|
{__copy_assign_alloc(__c, integral_constant<bool,
|
|
__node_alloc_traits::propagate_on_container_copy_assignment::value>());}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void __move_assign_alloc(__list_imp& __c)
|
|
_NOEXCEPT_(
|
|
!__node_alloc_traits::propagate_on_container_move_assignment::value ||
|
|
is_nothrow_move_assignable<__node_allocator>::value)
|
|
{__move_assign_alloc(__c, integral_constant<bool,
|
|
__node_alloc_traits::propagate_on_container_move_assignment::value>());}
|
|
|
|
private:
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void __copy_assign_alloc(const __list_imp& __c, true_type)
|
|
{
|
|
if (__node_alloc() != __c.__node_alloc())
|
|
clear();
|
|
__node_alloc() = __c.__node_alloc();
|
|
}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void __copy_assign_alloc(const __list_imp&, false_type)
|
|
{}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void __move_assign_alloc(__list_imp& __c, true_type)
|
|
_NOEXCEPT_(is_nothrow_move_assignable<__node_allocator>::value)
|
|
{
|
|
__node_alloc() = _VSTD::move(__c.__node_alloc());
|
|
}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void __move_assign_alloc(__list_imp&, false_type)
|
|
_NOEXCEPT
|
|
{}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void __invalidate_all_iterators() {
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__invalidate_all(this);
|
|
#endif
|
|
}
|
|
};
|
|
|
|
// Unlink nodes [__f, __l]
|
|
template <class _Tp, class _Alloc>
|
|
inline
|
|
void
|
|
__list_imp<_Tp, _Alloc>::__unlink_nodes(__link_pointer __f, __link_pointer __l)
|
|
_NOEXCEPT
|
|
{
|
|
__f->__prev_->__next_ = __l->__next_;
|
|
__l->__next_->__prev_ = __f->__prev_;
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline
|
|
__list_imp<_Tp, _Alloc>::__list_imp()
|
|
_NOEXCEPT_(is_nothrow_default_constructible<__node_allocator>::value)
|
|
: __size_alloc_(0)
|
|
{
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline
|
|
__list_imp<_Tp, _Alloc>::__list_imp(const allocator_type& __a)
|
|
: __size_alloc_(0, __node_allocator(__a))
|
|
{
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline __list_imp<_Tp, _Alloc>::__list_imp(const __node_allocator& __a)
|
|
: __size_alloc_(0, __a) {}
|
|
|
|
#ifndef _LIBCPP_CXX03_LANG
|
|
template <class _Tp, class _Alloc>
|
|
inline __list_imp<_Tp, _Alloc>::__list_imp(__node_allocator&& __a) _NOEXCEPT
|
|
: __size_alloc_(0, std::move(__a)) {}
|
|
#endif
|
|
|
|
template <class _Tp, class _Alloc>
|
|
__list_imp<_Tp, _Alloc>::~__list_imp() {
|
|
clear();
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__erase_c(this);
|
|
#endif
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
__list_imp<_Tp, _Alloc>::clear() _NOEXCEPT
|
|
{
|
|
if (!empty())
|
|
{
|
|
__node_allocator& __na = __node_alloc();
|
|
__link_pointer __f = __end_.__next_;
|
|
__link_pointer __l = __end_as_link();
|
|
__unlink_nodes(__f, __l->__prev_);
|
|
__sz() = 0;
|
|
while (__f != __l)
|
|
{
|
|
__node_pointer __np = __f->__as_node();
|
|
__f = __f->__next_;
|
|
__node_alloc_traits::destroy(__na, _VSTD::addressof(__np->__value_));
|
|
__node_alloc_traits::deallocate(__na, __np, 1);
|
|
}
|
|
__invalidate_all_iterators();
|
|
}
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
__list_imp<_Tp, _Alloc>::swap(__list_imp& __c)
|
|
#if _LIBCPP_STD_VER >= 14
|
|
_NOEXCEPT
|
|
#else
|
|
_NOEXCEPT_(!__alloc_traits::propagate_on_container_swap::value ||
|
|
__is_nothrow_swappable<allocator_type>::value)
|
|
#endif
|
|
{
|
|
_LIBCPP_ASSERT(__alloc_traits::propagate_on_container_swap::value ||
|
|
this->__node_alloc() == __c.__node_alloc(),
|
|
"list::swap: Either propagate_on_container_swap must be true"
|
|
" or the allocators must compare equal");
|
|
using _VSTD::swap;
|
|
__swap_allocator(__node_alloc(), __c.__node_alloc());
|
|
swap(__sz(), __c.__sz());
|
|
swap(__end_, __c.__end_);
|
|
if (__sz() == 0)
|
|
__end_.__next_ = __end_.__prev_ = __end_as_link();
|
|
else
|
|
__end_.__prev_->__next_ = __end_.__next_->__prev_ = __end_as_link();
|
|
if (__c.__sz() == 0)
|
|
__c.__end_.__next_ = __c.__end_.__prev_ = __c.__end_as_link();
|
|
else
|
|
__c.__end_.__prev_->__next_ = __c.__end_.__next_->__prev_ = __c.__end_as_link();
|
|
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__libcpp_db* __db = __get_db();
|
|
__c_node* __cn1 = __db->__find_c_and_lock(this);
|
|
__c_node* __cn2 = __db->__find_c(&__c);
|
|
std::swap(__cn1->beg_, __cn2->beg_);
|
|
std::swap(__cn1->end_, __cn2->end_);
|
|
std::swap(__cn1->cap_, __cn2->cap_);
|
|
for (__i_node** __p = __cn1->end_; __p != __cn1->beg_;)
|
|
{
|
|
--__p;
|
|
const_iterator* __i = static_cast<const_iterator*>((*__p)->__i_);
|
|
if (__i->__ptr_ == __c.__end_as_link())
|
|
{
|
|
__cn2->__add(*__p);
|
|
if (--__cn1->end_ != __p)
|
|
memmove(__p, __p+1, (__cn1->end_ - __p)*sizeof(__i_node*));
|
|
}
|
|
else
|
|
(*__p)->__c_ = __cn1;
|
|
}
|
|
for (__i_node** __p = __cn2->end_; __p != __cn2->beg_;)
|
|
{
|
|
--__p;
|
|
const_iterator* __i = static_cast<const_iterator*>((*__p)->__i_);
|
|
if (__i->__ptr_ == __end_as_link())
|
|
{
|
|
__cn1->__add(*__p);
|
|
if (--__cn2->end_ != __p)
|
|
memmove(__p, __p+1, (__cn2->end_ - __p)*sizeof(__i_node*));
|
|
}
|
|
else
|
|
(*__p)->__c_ = __cn2;
|
|
}
|
|
__db->unlock();
|
|
#endif
|
|
}
|
|
|
|
template <class _Tp, class _Alloc /*= allocator<_Tp>*/>
|
|
class _LIBCPP_TEMPLATE_VIS list
|
|
: private __list_imp<_Tp, _Alloc>
|
|
{
|
|
typedef __list_imp<_Tp, _Alloc> base;
|
|
typedef typename base::__node __node;
|
|
typedef typename base::__node_allocator __node_allocator;
|
|
typedef typename base::__node_pointer __node_pointer;
|
|
typedef typename base::__node_alloc_traits __node_alloc_traits;
|
|
typedef typename base::__node_base __node_base;
|
|
typedef typename base::__node_base_pointer __node_base_pointer;
|
|
typedef typename base::__link_pointer __link_pointer;
|
|
|
|
public:
|
|
typedef _Tp value_type;
|
|
typedef _Alloc allocator_type;
|
|
static_assert((is_same<value_type, typename allocator_type::value_type>::value),
|
|
"Invalid allocator::value_type");
|
|
typedef value_type& reference;
|
|
typedef const value_type& const_reference;
|
|
typedef typename base::pointer pointer;
|
|
typedef typename base::const_pointer const_pointer;
|
|
typedef typename base::size_type size_type;
|
|
typedef typename base::difference_type difference_type;
|
|
typedef typename base::iterator iterator;
|
|
typedef typename base::const_iterator const_iterator;
|
|
typedef _VSTD::reverse_iterator<iterator> reverse_iterator;
|
|
typedef _VSTD::reverse_iterator<const_iterator> const_reverse_iterator;
|
|
#if _LIBCPP_STD_VER > 17
|
|
typedef size_type __remove_return_type;
|
|
#else
|
|
typedef void __remove_return_type;
|
|
#endif
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
list()
|
|
_NOEXCEPT_(is_nothrow_default_constructible<__node_allocator>::value)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
explicit list(const allocator_type& __a) : base(__a)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
}
|
|
explicit list(size_type __n);
|
|
#if _LIBCPP_STD_VER > 11
|
|
explicit list(size_type __n, const allocator_type& __a);
|
|
#endif
|
|
list(size_type __n, const value_type& __x);
|
|
list(size_type __n, const value_type& __x, const allocator_type& __a);
|
|
template <class _InpIter>
|
|
list(_InpIter __f, _InpIter __l,
|
|
typename enable_if<__is_input_iterator<_InpIter>::value>::type* = 0);
|
|
template <class _InpIter>
|
|
list(_InpIter __f, _InpIter __l, const allocator_type& __a,
|
|
typename enable_if<__is_input_iterator<_InpIter>::value>::type* = 0);
|
|
|
|
list(const list& __c);
|
|
list(const list& __c, const allocator_type& __a);
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
list& operator=(const list& __c);
|
|
#ifndef _LIBCPP_CXX03_LANG
|
|
list(initializer_list<value_type> __il);
|
|
list(initializer_list<value_type> __il, const allocator_type& __a);
|
|
|
|
_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 &&
|
|
is_nothrow_move_assignable<__node_allocator>::value);
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
list& operator=(initializer_list<value_type> __il)
|
|
{assign(__il.begin(), __il.end()); return *this;}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void assign(initializer_list<value_type> __il)
|
|
{assign(__il.begin(), __il.end());}
|
|
#endif // _LIBCPP_CXX03_LANG
|
|
|
|
template <class _InpIter>
|
|
void assign(_InpIter __f, _InpIter __l,
|
|
typename enable_if<__is_input_iterator<_InpIter>::value>::type* = 0);
|
|
void assign(size_type __n, const value_type& __x);
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
allocator_type get_allocator() const _NOEXCEPT;
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
size_type size() const _NOEXCEPT {return base::__sz();}
|
|
_LIBCPP_NODISCARD_AFTER_CXX17 _LIBCPP_INLINE_VISIBILITY
|
|
bool empty() const _NOEXCEPT {return base::empty();}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
size_type max_size() const _NOEXCEPT
|
|
{
|
|
return std::min<size_type>(
|
|
base::__node_alloc_max_size(),
|
|
numeric_limits<difference_type >::max());
|
|
}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
iterator begin() _NOEXCEPT {return base::begin();}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const_iterator begin() const _NOEXCEPT {return base::begin();}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
iterator end() _NOEXCEPT {return base::end();}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const_iterator end() const _NOEXCEPT {return base::end();}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const_iterator cbegin() const _NOEXCEPT {return base::begin();}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const_iterator cend() const _NOEXCEPT {return base::end();}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
reverse_iterator rbegin() _NOEXCEPT
|
|
{return reverse_iterator(end());}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const_reverse_iterator rbegin() const _NOEXCEPT
|
|
{return const_reverse_iterator(end());}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
reverse_iterator rend() _NOEXCEPT
|
|
{return reverse_iterator(begin());}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const_reverse_iterator rend() const _NOEXCEPT
|
|
{return const_reverse_iterator(begin());}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const_reverse_iterator crbegin() const _NOEXCEPT
|
|
{return const_reverse_iterator(end());}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const_reverse_iterator crend() const _NOEXCEPT
|
|
{return const_reverse_iterator(begin());}
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
reference front()
|
|
{
|
|
_LIBCPP_ASSERT(!empty(), "list::front called on empty list");
|
|
return base::__end_.__next_->__as_node()->__value_;
|
|
}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const_reference front() const
|
|
{
|
|
_LIBCPP_ASSERT(!empty(), "list::front called on empty list");
|
|
return base::__end_.__next_->__as_node()->__value_;
|
|
}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
reference back()
|
|
{
|
|
_LIBCPP_ASSERT(!empty(), "list::back called on empty list");
|
|
return base::__end_.__prev_->__as_node()->__value_;
|
|
}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
const_reference back() const
|
|
{
|
|
_LIBCPP_ASSERT(!empty(), "list::back called on empty list");
|
|
return base::__end_.__prev_->__as_node()->__value_;
|
|
}
|
|
|
|
#ifndef _LIBCPP_CXX03_LANG
|
|
void push_front(value_type&& __x);
|
|
void push_back(value_type&& __x);
|
|
|
|
template <class... _Args>
|
|
#if _LIBCPP_STD_VER > 14
|
|
reference emplace_front(_Args&&... __args);
|
|
#else
|
|
void emplace_front(_Args&&... __args);
|
|
#endif
|
|
template <class... _Args>
|
|
#if _LIBCPP_STD_VER > 14
|
|
reference emplace_back(_Args&&... __args);
|
|
#else
|
|
void emplace_back(_Args&&... __args);
|
|
#endif
|
|
template <class... _Args>
|
|
iterator emplace(const_iterator __p, _Args&&... __args);
|
|
|
|
iterator insert(const_iterator __p, value_type&& __x);
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
iterator insert(const_iterator __p, initializer_list<value_type> __il)
|
|
{return insert(__p, __il.begin(), __il.end());}
|
|
#endif // _LIBCPP_CXX03_LANG
|
|
|
|
void push_front(const value_type& __x);
|
|
void push_back(const value_type& __x);
|
|
|
|
#ifndef _LIBCPP_CXX03_LANG
|
|
template <class _Arg>
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void __emplace_back(_Arg&& __arg) { emplace_back(_VSTD::forward<_Arg>(__arg)); }
|
|
#else
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void __emplace_back(value_type const& __arg) { push_back(__arg); }
|
|
#endif
|
|
|
|
iterator insert(const_iterator __p, const value_type& __x);
|
|
iterator insert(const_iterator __p, size_type __n, const value_type& __x);
|
|
template <class _InpIter>
|
|
iterator insert(const_iterator __p, _InpIter __f, _InpIter __l,
|
|
typename enable_if<__is_input_iterator<_InpIter>::value>::type* = 0);
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void swap(list& __c)
|
|
#if _LIBCPP_STD_VER >= 14
|
|
_NOEXCEPT
|
|
#else
|
|
_NOEXCEPT_(!__node_alloc_traits::propagate_on_container_swap::value ||
|
|
__is_nothrow_swappable<__node_allocator>::value)
|
|
#endif
|
|
{base::swap(__c);}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void clear() _NOEXCEPT {base::clear();}
|
|
|
|
void pop_front();
|
|
void pop_back();
|
|
|
|
iterator erase(const_iterator __p);
|
|
iterator erase(const_iterator __f, const_iterator __l);
|
|
|
|
void resize(size_type __n);
|
|
void resize(size_type __n, const value_type& __x);
|
|
|
|
void splice(const_iterator __p, list& __c);
|
|
#ifndef _LIBCPP_CXX03_LANG
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void splice(const_iterator __p, list&& __c) {splice(__p, __c);}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void splice(const_iterator __p, list&& __c, const_iterator __i)
|
|
{splice(__p, __c, __i);}
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void splice(const_iterator __p, list&& __c, const_iterator __f, const_iterator __l)
|
|
{splice(__p, __c, __f, __l);}
|
|
#endif
|
|
void splice(const_iterator __p, list& __c, const_iterator __i);
|
|
void splice(const_iterator __p, list& __c, const_iterator __f, const_iterator __l);
|
|
|
|
__remove_return_type remove(const value_type& __x);
|
|
template <class _Pred> __remove_return_type remove_if(_Pred __pred);
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
__remove_return_type unique() { return unique(__equal_to<value_type>()); }
|
|
template <class _BinaryPred>
|
|
__remove_return_type unique(_BinaryPred __binary_pred);
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void merge(list& __c);
|
|
#ifndef _LIBCPP_CXX03_LANG
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void merge(list&& __c) {merge(__c);}
|
|
|
|
template <class _Comp>
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void merge(list&& __c, _Comp __comp) {merge(__c, __comp);}
|
|
#endif
|
|
template <class _Comp>
|
|
void merge(list& __c, _Comp __comp);
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void sort();
|
|
template <class _Comp>
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
void sort(_Comp __comp);
|
|
|
|
void reverse() _NOEXCEPT;
|
|
|
|
bool __invariants() const;
|
|
|
|
typedef __allocator_destructor<__node_allocator> __node_destructor;
|
|
typedef unique_ptr<__node, __node_destructor> __hold_pointer;
|
|
|
|
_LIBCPP_INLINE_VISIBILITY
|
|
__hold_pointer __allocate_node(__node_allocator& __na) {
|
|
__node_pointer __p = __node_alloc_traits::allocate(__na, 1);
|
|
__p->__prev_ = nullptr;
|
|
return __hold_pointer(__p, __node_destructor(__na, 1));
|
|
}
|
|
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
|
|
bool __dereferenceable(const const_iterator* __i) const;
|
|
bool __decrementable(const const_iterator* __i) const;
|
|
bool __addable(const const_iterator* __i, ptrdiff_t __n) const;
|
|
bool __subscriptable(const const_iterator* __i, ptrdiff_t __n) const;
|
|
|
|
#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>
|
|
static iterator __sort(iterator __f1, iterator __e2, size_type __n, _Comp& __comp);
|
|
|
|
void __move_assign(list& __c, true_type)
|
|
_NOEXCEPT_(is_nothrow_move_assignable<__node_allocator>::value);
|
|
void __move_assign(list& __c, false_type);
|
|
};
|
|
|
|
#ifndef _LIBCPP_HAS_NO_DEDUCTION_GUIDES
|
|
template<class _InputIterator,
|
|
class _Alloc = typename std::allocator<typename iterator_traits<_InputIterator>::value_type>,
|
|
class = typename enable_if<__is_allocator<_Alloc>::value, void>::type
|
|
>
|
|
list(_InputIterator, _InputIterator)
|
|
-> list<typename iterator_traits<_InputIterator>::value_type, _Alloc>;
|
|
|
|
template<class _InputIterator,
|
|
class _Alloc,
|
|
class = typename enable_if<__is_allocator<_Alloc>::value, void>::type
|
|
>
|
|
list(_InputIterator, _InputIterator, _Alloc)
|
|
-> list<typename iterator_traits<_InputIterator>::value_type, _Alloc>;
|
|
#endif
|
|
|
|
// Link in nodes [__f, __l] just prior to __p
|
|
template <class _Tp, class _Alloc>
|
|
inline
|
|
void
|
|
list<_Tp, _Alloc>::__link_nodes(__link_pointer __p, __link_pointer __f, __link_pointer __l)
|
|
{
|
|
__p->__prev_->__next_ = __f;
|
|
__f->__prev_ = __p->__prev_;
|
|
__p->__prev_ = __l;
|
|
__l->__next_ = __p;
|
|
}
|
|
|
|
// Link in nodes [__f, __l] at the front of the list
|
|
template <class _Tp, class _Alloc>
|
|
inline
|
|
void
|
|
list<_Tp, _Alloc>::__link_nodes_at_front(__link_pointer __f, __link_pointer __l)
|
|
{
|
|
__f->__prev_ = base::__end_as_link();
|
|
__l->__next_ = base::__end_.__next_;
|
|
__l->__next_->__prev_ = __l;
|
|
base::__end_.__next_ = __f;
|
|
}
|
|
|
|
// Link in nodes [__f, __l] at the back of the list
|
|
template <class _Tp, class _Alloc>
|
|
inline
|
|
void
|
|
list<_Tp, _Alloc>::__link_nodes_at_back(__link_pointer __f, __link_pointer __l)
|
|
{
|
|
__l->__next_ = base::__end_as_link();
|
|
__f->__prev_ = base::__end_.__prev_;
|
|
__f->__prev_->__next_ = __f;
|
|
base::__end_.__prev_ = __l;
|
|
}
|
|
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline
|
|
typename list<_Tp, _Alloc>::iterator
|
|
list<_Tp, _Alloc>::__iterator(size_type __n)
|
|
{
|
|
return __n <= base::__sz() / 2 ? _VSTD::next(begin(), __n)
|
|
: _VSTD::prev(end(), base::__sz() - __n);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
list<_Tp, _Alloc>::list(size_type __n)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
for (; __n > 0; --__n)
|
|
#ifndef _LIBCPP_CXX03_LANG
|
|
emplace_back();
|
|
#else
|
|
push_back(value_type());
|
|
#endif
|
|
}
|
|
|
|
#if _LIBCPP_STD_VER > 11
|
|
template <class _Tp, class _Alloc>
|
|
list<_Tp, _Alloc>::list(size_type __n, const allocator_type& __a) : base(__a)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
for (; __n > 0; --__n)
|
|
emplace_back();
|
|
}
|
|
#endif
|
|
|
|
template <class _Tp, class _Alloc>
|
|
list<_Tp, _Alloc>::list(size_type __n, const value_type& __x)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
for (; __n > 0; --__n)
|
|
push_back(__x);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
list<_Tp, _Alloc>::list(size_type __n, const value_type& __x, const allocator_type& __a)
|
|
: base(__a)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
for (; __n > 0; --__n)
|
|
push_back(__x);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
template <class _InpIter>
|
|
list<_Tp, _Alloc>::list(_InpIter __f, _InpIter __l,
|
|
typename enable_if<__is_input_iterator<_InpIter>::value>::type*)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
for (; __f != __l; ++__f)
|
|
__emplace_back(*__f);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
template <class _InpIter>
|
|
list<_Tp, _Alloc>::list(_InpIter __f, _InpIter __l, const allocator_type& __a,
|
|
typename enable_if<__is_input_iterator<_InpIter>::value>::type*)
|
|
: base(__a)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
for (; __f != __l; ++__f)
|
|
__emplace_back(*__f);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
list<_Tp, _Alloc>::list(const list& __c)
|
|
: base(__node_alloc_traits::select_on_container_copy_construction(
|
|
__c.__node_alloc())) {
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
for (const_iterator __i = __c.begin(), __e = __c.end(); __i != __e; ++__i)
|
|
push_back(*__i);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
list<_Tp, _Alloc>::list(const list& __c, const allocator_type& __a)
|
|
: base(__a)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
for (const_iterator __i = __c.begin(), __e = __c.end(); __i != __e; ++__i)
|
|
push_back(*__i);
|
|
}
|
|
|
|
#ifndef _LIBCPP_CXX03_LANG
|
|
|
|
template <class _Tp, class _Alloc>
|
|
list<_Tp, _Alloc>::list(initializer_list<value_type> __il, const allocator_type& __a)
|
|
: base(__a)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
for (typename initializer_list<value_type>::const_iterator __i = __il.begin(),
|
|
__e = __il.end(); __i != __e; ++__i)
|
|
push_back(*__i);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
list<_Tp, _Alloc>::list(initializer_list<value_type> __il)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
for (typename initializer_list<value_type>::const_iterator __i = __il.begin(),
|
|
__e = __il.end(); __i != __e; ++__i)
|
|
push_back(*__i);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline list<_Tp, _Alloc>::list(list&& __c)
|
|
_NOEXCEPT_(is_nothrow_move_constructible<__node_allocator>::value)
|
|
: base(_VSTD::move(__c.__node_alloc())) {
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
splice(end(), __c);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline
|
|
list<_Tp, _Alloc>::list(list&& __c, const allocator_type& __a)
|
|
: base(__a)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__insert_c(this);
|
|
#endif
|
|
if (__a == __c.get_allocator())
|
|
splice(end(), __c);
|
|
else
|
|
{
|
|
typedef move_iterator<iterator> _Ip;
|
|
assign(_Ip(__c.begin()), _Ip(__c.end()));
|
|
}
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline
|
|
list<_Tp, _Alloc>&
|
|
list<_Tp, _Alloc>::operator=(list&& __c)
|
|
_NOEXCEPT_(
|
|
__node_alloc_traits::propagate_on_container_move_assignment::value &&
|
|
is_nothrow_move_assignable<__node_allocator>::value)
|
|
{
|
|
__move_assign(__c, integral_constant<bool,
|
|
__node_alloc_traits::propagate_on_container_move_assignment::value>());
|
|
return *this;
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::__move_assign(list& __c, false_type)
|
|
{
|
|
if (base::__node_alloc() != __c.__node_alloc())
|
|
{
|
|
typedef move_iterator<iterator> _Ip;
|
|
assign(_Ip(__c.begin()), _Ip(__c.end()));
|
|
}
|
|
else
|
|
__move_assign(__c, true_type());
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::__move_assign(list& __c, true_type)
|
|
_NOEXCEPT_(is_nothrow_move_assignable<__node_allocator>::value)
|
|
{
|
|
clear();
|
|
base::__move_assign_alloc(__c);
|
|
splice(end(), __c);
|
|
}
|
|
|
|
#endif // _LIBCPP_CXX03_LANG
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline
|
|
list<_Tp, _Alloc>&
|
|
list<_Tp, _Alloc>::operator=(const list& __c)
|
|
{
|
|
if (this != &__c)
|
|
{
|
|
base::__copy_assign_alloc(__c);
|
|
assign(__c.begin(), __c.end());
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
template <class _InpIter>
|
|
void
|
|
list<_Tp, _Alloc>::assign(_InpIter __f, _InpIter __l,
|
|
typename enable_if<__is_input_iterator<_InpIter>::value>::type*)
|
|
{
|
|
iterator __i = begin();
|
|
iterator __e = end();
|
|
for (; __f != __l && __i != __e; ++__f, ++__i)
|
|
*__i = *__f;
|
|
if (__i == __e)
|
|
insert(__e, __f, __l);
|
|
else
|
|
erase(__i, __e);
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__invalidate_all(this);
|
|
#endif
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::assign(size_type __n, const value_type& __x)
|
|
{
|
|
iterator __i = begin();
|
|
iterator __e = end();
|
|
for (; __n > 0 && __i != __e; --__n, ++__i)
|
|
*__i = __x;
|
|
if (__i == __e)
|
|
insert(__e, __n, __x);
|
|
else
|
|
erase(__i, __e);
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__get_db()->__invalidate_all(this);
|
|
#endif
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline
|
|
_Alloc
|
|
list<_Tp, _Alloc>::get_allocator() const _NOEXCEPT
|
|
{
|
|
return allocator_type(base::__node_alloc());
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
typename list<_Tp, _Alloc>::iterator
|
|
list<_Tp, _Alloc>::insert(const_iterator __p, const value_type& __x)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this,
|
|
"list::insert(iterator, x) called with an iterator not"
|
|
" referring to this list");
|
|
#endif
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__hold_pointer __hold = __allocate_node(__na);
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), __x);
|
|
__link_nodes(__p.__ptr_, __hold->__as_link(), __hold->__as_link());
|
|
++base::__sz();
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
return iterator(__hold.release()->__as_link(), this);
|
|
#else
|
|
return iterator(__hold.release()->__as_link());
|
|
#endif
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
typename list<_Tp, _Alloc>::iterator
|
|
list<_Tp, _Alloc>::insert(const_iterator __p, size_type __n, const value_type& __x)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this,
|
|
"list::insert(iterator, n, x) called with an iterator not"
|
|
" referring to this list");
|
|
iterator __r(__p.__ptr_, this);
|
|
#else
|
|
iterator __r(__p.__ptr_);
|
|
#endif
|
|
if (__n > 0)
|
|
{
|
|
size_type __ds = 0;
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__hold_pointer __hold = __allocate_node(__na);
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), __x);
|
|
++__ds;
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__r = iterator(__hold->__as_link(), this);
|
|
#else
|
|
__r = iterator(__hold->__as_link());
|
|
#endif
|
|
__hold.release();
|
|
iterator __e = __r;
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS
|
|
try
|
|
{
|
|
#endif // _LIBCPP_NO_EXCEPTIONS
|
|
for (--__n; __n != 0; --__n, ++__e, ++__ds)
|
|
{
|
|
__hold.reset(__node_alloc_traits::allocate(__na, 1));
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), __x);
|
|
__e.__ptr_->__next_ = __hold->__as_link();
|
|
__hold->__prev_ = __e.__ptr_;
|
|
__hold.release();
|
|
}
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS
|
|
}
|
|
catch (...)
|
|
{
|
|
while (true)
|
|
{
|
|
__node_alloc_traits::destroy(__na, _VSTD::addressof(*__e));
|
|
__link_pointer __prev = __e.__ptr_->__prev_;
|
|
__node_alloc_traits::deallocate(__na, __e.__ptr_->__as_node(), 1);
|
|
if (__prev == 0)
|
|
break;
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__e = iterator(__prev, this);
|
|
#else
|
|
__e = iterator(__prev);
|
|
#endif
|
|
}
|
|
throw;
|
|
}
|
|
#endif // _LIBCPP_NO_EXCEPTIONS
|
|
__link_nodes(__p.__ptr_, __r.__ptr_, __e.__ptr_);
|
|
base::__sz() += __ds;
|
|
}
|
|
return __r;
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
template <class _InpIter>
|
|
typename list<_Tp, _Alloc>::iterator
|
|
list<_Tp, _Alloc>::insert(const_iterator __p, _InpIter __f, _InpIter __l,
|
|
typename enable_if<__is_input_iterator<_InpIter>::value>::type*)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this,
|
|
"list::insert(iterator, range) called with an iterator not"
|
|
" referring to this list");
|
|
iterator __r(__p.__ptr_, this);
|
|
#else
|
|
iterator __r(__p.__ptr_);
|
|
#endif
|
|
if (__f != __l)
|
|
{
|
|
size_type __ds = 0;
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__hold_pointer __hold = __allocate_node(__na);
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), *__f);
|
|
++__ds;
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__r = iterator(__hold.get()->__as_link(), this);
|
|
#else
|
|
__r = iterator(__hold.get()->__as_link());
|
|
#endif
|
|
__hold.release();
|
|
iterator __e = __r;
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS
|
|
try
|
|
{
|
|
#endif // _LIBCPP_NO_EXCEPTIONS
|
|
for (++__f; __f != __l; ++__f, (void) ++__e, (void) ++__ds)
|
|
{
|
|
__hold.reset(__node_alloc_traits::allocate(__na, 1));
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), *__f);
|
|
__e.__ptr_->__next_ = __hold.get()->__as_link();
|
|
__hold->__prev_ = __e.__ptr_;
|
|
__hold.release();
|
|
}
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS
|
|
}
|
|
catch (...)
|
|
{
|
|
while (true)
|
|
{
|
|
__node_alloc_traits::destroy(__na, _VSTD::addressof(*__e));
|
|
__link_pointer __prev = __e.__ptr_->__prev_;
|
|
__node_alloc_traits::deallocate(__na, __e.__ptr_->__as_node(), 1);
|
|
if (__prev == 0)
|
|
break;
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__e = iterator(__prev, this);
|
|
#else
|
|
__e = iterator(__prev);
|
|
#endif
|
|
}
|
|
throw;
|
|
}
|
|
#endif // _LIBCPP_NO_EXCEPTIONS
|
|
__link_nodes(__p.__ptr_, __r.__ptr_, __e.__ptr_);
|
|
base::__sz() += __ds;
|
|
}
|
|
return __r;
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::push_front(const value_type& __x)
|
|
{
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__hold_pointer __hold = __allocate_node(__na);
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), __x);
|
|
__link_pointer __nl = __hold->__as_link();
|
|
__link_nodes_at_front(__nl, __nl);
|
|
++base::__sz();
|
|
__hold.release();
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::push_back(const value_type& __x)
|
|
{
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__hold_pointer __hold = __allocate_node(__na);
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), __x);
|
|
__link_nodes_at_back(__hold.get()->__as_link(), __hold.get()->__as_link());
|
|
++base::__sz();
|
|
__hold.release();
|
|
}
|
|
|
|
#ifndef _LIBCPP_CXX03_LANG
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::push_front(value_type&& __x)
|
|
{
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__hold_pointer __hold = __allocate_node(__na);
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), _VSTD::move(__x));
|
|
__link_nodes_at_front(__hold.get()->__as_link(), __hold.get()->__as_link());
|
|
++base::__sz();
|
|
__hold.release();
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::push_back(value_type&& __x)
|
|
{
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__hold_pointer __hold = __allocate_node(__na);
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), _VSTD::move(__x));
|
|
__link_nodes_at_back(__hold.get()->__as_link(), __hold.get()->__as_link());
|
|
++base::__sz();
|
|
__hold.release();
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
template <class... _Args>
|
|
#if _LIBCPP_STD_VER > 14
|
|
typename list<_Tp, _Alloc>::reference
|
|
#else
|
|
void
|
|
#endif
|
|
list<_Tp, _Alloc>::emplace_front(_Args&&... __args)
|
|
{
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__hold_pointer __hold = __allocate_node(__na);
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), _VSTD::forward<_Args>(__args)...);
|
|
__link_nodes_at_front(__hold.get()->__as_link(), __hold.get()->__as_link());
|
|
++base::__sz();
|
|
#if _LIBCPP_STD_VER > 14
|
|
return __hold.release()->__value_;
|
|
#else
|
|
__hold.release();
|
|
#endif
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
template <class... _Args>
|
|
#if _LIBCPP_STD_VER > 14
|
|
typename list<_Tp, _Alloc>::reference
|
|
#else
|
|
void
|
|
#endif
|
|
list<_Tp, _Alloc>::emplace_back(_Args&&... __args)
|
|
{
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__hold_pointer __hold = __allocate_node(__na);
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), _VSTD::forward<_Args>(__args)...);
|
|
__link_pointer __nl = __hold->__as_link();
|
|
__link_nodes_at_back(__nl, __nl);
|
|
++base::__sz();
|
|
#if _LIBCPP_STD_VER > 14
|
|
return __hold.release()->__value_;
|
|
#else
|
|
__hold.release();
|
|
#endif
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
template <class... _Args>
|
|
typename list<_Tp, _Alloc>::iterator
|
|
list<_Tp, _Alloc>::emplace(const_iterator __p, _Args&&... __args)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this,
|
|
"list::emplace(iterator, args...) called with an iterator not"
|
|
" referring to this list");
|
|
#endif
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__hold_pointer __hold = __allocate_node(__na);
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), _VSTD::forward<_Args>(__args)...);
|
|
__link_pointer __nl = __hold.get()->__as_link();
|
|
__link_nodes(__p.__ptr_, __nl, __nl);
|
|
++base::__sz();
|
|
__hold.release();
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
return iterator(__nl, this);
|
|
#else
|
|
return iterator(__nl);
|
|
#endif
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
typename list<_Tp, _Alloc>::iterator
|
|
list<_Tp, _Alloc>::insert(const_iterator __p, value_type&& __x)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this,
|
|
"list::insert(iterator, x) called with an iterator not"
|
|
" referring to this list");
|
|
#endif
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__hold_pointer __hold = __allocate_node(__na);
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), _VSTD::move(__x));
|
|
__link_pointer __nl = __hold->__as_link();
|
|
__link_nodes(__p.__ptr_, __nl, __nl);
|
|
++base::__sz();
|
|
__hold.release();
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
return iterator(__nl, this);
|
|
#else
|
|
return iterator(__nl);
|
|
#endif
|
|
}
|
|
|
|
#endif // _LIBCPP_CXX03_LANG
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::pop_front()
|
|
{
|
|
_LIBCPP_ASSERT(!empty(), "list::pop_front() called with empty list");
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__link_pointer __n = base::__end_.__next_;
|
|
base::__unlink_nodes(__n, __n);
|
|
--base::__sz();
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__c_node* __c = __get_db()->__find_c_and_lock(this);
|
|
for (__i_node** __p = __c->end_; __p != __c->beg_; )
|
|
{
|
|
--__p;
|
|
iterator* __i = static_cast<iterator*>((*__p)->__i_);
|
|
if (__i->__ptr_ == __n)
|
|
{
|
|
(*__p)->__c_ = nullptr;
|
|
if (--__c->end_ != __p)
|
|
memmove(__p, __p+1, (__c->end_ - __p)*sizeof(__i_node*));
|
|
}
|
|
}
|
|
__get_db()->unlock();
|
|
#endif
|
|
__node_pointer __np = __n->__as_node();
|
|
__node_alloc_traits::destroy(__na, _VSTD::addressof(__np->__value_));
|
|
__node_alloc_traits::deallocate(__na, __np, 1);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::pop_back()
|
|
{
|
|
_LIBCPP_ASSERT(!empty(), "list::pop_back() called with empty list");
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__link_pointer __n = base::__end_.__prev_;
|
|
base::__unlink_nodes(__n, __n);
|
|
--base::__sz();
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__c_node* __c = __get_db()->__find_c_and_lock(this);
|
|
for (__i_node** __p = __c->end_; __p != __c->beg_; )
|
|
{
|
|
--__p;
|
|
iterator* __i = static_cast<iterator*>((*__p)->__i_);
|
|
if (__i->__ptr_ == __n)
|
|
{
|
|
(*__p)->__c_ = nullptr;
|
|
if (--__c->end_ != __p)
|
|
memmove(__p, __p+1, (__c->end_ - __p)*sizeof(__i_node*));
|
|
}
|
|
}
|
|
__get_db()->unlock();
|
|
#endif
|
|
__node_pointer __np = __n->__as_node();
|
|
__node_alloc_traits::destroy(__na, _VSTD::addressof(__np->__value_));
|
|
__node_alloc_traits::deallocate(__na, __np, 1);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
typename list<_Tp, _Alloc>::iterator
|
|
list<_Tp, _Alloc>::erase(const_iterator __p)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this,
|
|
"list::erase(iterator) called with an iterator not"
|
|
" referring to this list");
|
|
#endif
|
|
_LIBCPP_ASSERT(__p != end(),
|
|
"list::erase(iterator) called with a non-dereferenceable iterator");
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__link_pointer __n = __p.__ptr_;
|
|
__link_pointer __r = __n->__next_;
|
|
base::__unlink_nodes(__n, __n);
|
|
--base::__sz();
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__c_node* __c = __get_db()->__find_c_and_lock(this);
|
|
for (__i_node** __ip = __c->end_; __ip != __c->beg_; )
|
|
{
|
|
--__ip;
|
|
iterator* __i = static_cast<iterator*>((*__ip)->__i_);
|
|
if (__i->__ptr_ == __n)
|
|
{
|
|
(*__ip)->__c_ = nullptr;
|
|
if (--__c->end_ != __ip)
|
|
memmove(__ip, __ip+1, (__c->end_ - __ip)*sizeof(__i_node*));
|
|
}
|
|
}
|
|
__get_db()->unlock();
|
|
#endif
|
|
__node_pointer __np = __n->__as_node();
|
|
__node_alloc_traits::destroy(__na, _VSTD::addressof(__np->__value_));
|
|
__node_alloc_traits::deallocate(__na, __np, 1);
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
return iterator(__r, this);
|
|
#else
|
|
return iterator(__r);
|
|
#endif
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
typename list<_Tp, _Alloc>::iterator
|
|
list<_Tp, _Alloc>::erase(const_iterator __f, const_iterator __l)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__f) == this,
|
|
"list::erase(iterator, iterator) called with an iterator not"
|
|
" referring to this list");
|
|
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__l) == this,
|
|
"list::erase(iterator, iterator) called with an iterator not"
|
|
" referring to this list");
|
|
#endif
|
|
if (__f != __l)
|
|
{
|
|
__node_allocator& __na = base::__node_alloc();
|
|
base::__unlink_nodes(__f.__ptr_, __l.__ptr_->__prev_);
|
|
while (__f != __l)
|
|
{
|
|
__link_pointer __n = __f.__ptr_;
|
|
++__f;
|
|
--base::__sz();
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__c_node* __c = __get_db()->__find_c_and_lock(this);
|
|
for (__i_node** __p = __c->end_; __p != __c->beg_; )
|
|
{
|
|
--__p;
|
|
iterator* __i = static_cast<iterator*>((*__p)->__i_);
|
|
if (__i->__ptr_ == __n)
|
|
{
|
|
(*__p)->__c_ = nullptr;
|
|
if (--__c->end_ != __p)
|
|
memmove(__p, __p+1, (__c->end_ - __p)*sizeof(__i_node*));
|
|
}
|
|
}
|
|
__get_db()->unlock();
|
|
#endif
|
|
__node_pointer __np = __n->__as_node();
|
|
__node_alloc_traits::destroy(__na, _VSTD::addressof(__np->__value_));
|
|
__node_alloc_traits::deallocate(__na, __np, 1);
|
|
}
|
|
}
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
return iterator(__l.__ptr_, this);
|
|
#else
|
|
return iterator(__l.__ptr_);
|
|
#endif
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::resize(size_type __n)
|
|
{
|
|
if (__n < base::__sz())
|
|
erase(__iterator(__n), end());
|
|
else if (__n > base::__sz())
|
|
{
|
|
__n -= base::__sz();
|
|
size_type __ds = 0;
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__hold_pointer __hold = __allocate_node(__na);
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_));
|
|
++__ds;
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
iterator __r = iterator(__hold.release()->__as_link(), this);
|
|
#else
|
|
iterator __r = iterator(__hold.release()->__as_link());
|
|
#endif
|
|
iterator __e = __r;
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS
|
|
try
|
|
{
|
|
#endif // _LIBCPP_NO_EXCEPTIONS
|
|
for (--__n; __n != 0; --__n, ++__e, ++__ds)
|
|
{
|
|
__hold.reset(__node_alloc_traits::allocate(__na, 1));
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_));
|
|
__e.__ptr_->__next_ = __hold.get()->__as_link();
|
|
__hold->__prev_ = __e.__ptr_;
|
|
__hold.release();
|
|
}
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS
|
|
}
|
|
catch (...)
|
|
{
|
|
while (true)
|
|
{
|
|
__node_alloc_traits::destroy(__na, _VSTD::addressof(*__e));
|
|
__link_pointer __prev = __e.__ptr_->__prev_;
|
|
__node_alloc_traits::deallocate(__na, __e.__ptr_->__as_node(), 1);
|
|
if (__prev == 0)
|
|
break;
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__e = iterator(__prev, this);
|
|
#else
|
|
__e = iterator(__prev);
|
|
#endif
|
|
}
|
|
throw;
|
|
}
|
|
#endif // _LIBCPP_NO_EXCEPTIONS
|
|
__link_nodes_at_back(__r.__ptr_, __e.__ptr_);
|
|
base::__sz() += __ds;
|
|
}
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::resize(size_type __n, const value_type& __x)
|
|
{
|
|
if (__n < base::__sz())
|
|
erase(__iterator(__n), end());
|
|
else if (__n > base::__sz())
|
|
{
|
|
__n -= base::__sz();
|
|
size_type __ds = 0;
|
|
__node_allocator& __na = base::__node_alloc();
|
|
__hold_pointer __hold = __allocate_node(__na);
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), __x);
|
|
++__ds;
|
|
__link_pointer __nl = __hold.release()->__as_link();
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
iterator __r = iterator(__nl, this);
|
|
#else
|
|
iterator __r = iterator(__nl);
|
|
#endif
|
|
iterator __e = __r;
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS
|
|
try
|
|
{
|
|
#endif // _LIBCPP_NO_EXCEPTIONS
|
|
for (--__n; __n != 0; --__n, ++__e, ++__ds)
|
|
{
|
|
__hold.reset(__node_alloc_traits::allocate(__na, 1));
|
|
__node_alloc_traits::construct(__na, _VSTD::addressof(__hold->__value_), __x);
|
|
__e.__ptr_->__next_ = __hold.get()->__as_link();
|
|
__hold->__prev_ = __e.__ptr_;
|
|
__hold.release();
|
|
}
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS
|
|
}
|
|
catch (...)
|
|
{
|
|
while (true)
|
|
{
|
|
__node_alloc_traits::destroy(__na, _VSTD::addressof(*__e));
|
|
__link_pointer __prev = __e.__ptr_->__prev_;
|
|
__node_alloc_traits::deallocate(__na, __e.__ptr_->__as_node(), 1);
|
|
if (__prev == 0)
|
|
break;
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__e = iterator(__prev, this);
|
|
#else
|
|
__e = iterator(__prev);
|
|
#endif
|
|
}
|
|
throw;
|
|
}
|
|
#endif // _LIBCPP_NO_EXCEPTIONS
|
|
__link_nodes(base::__end_as_link(), __r.__ptr_, __e.__ptr_);
|
|
base::__sz() += __ds;
|
|
}
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::splice(const_iterator __p, list& __c)
|
|
{
|
|
_LIBCPP_ASSERT(this != &__c,
|
|
"list::splice(iterator, list) called with this == &list");
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this,
|
|
"list::splice(iterator, list) called with an iterator not"
|
|
" referring to this list");
|
|
#endif
|
|
if (!__c.empty())
|
|
{
|
|
__link_pointer __f = __c.__end_.__next_;
|
|
__link_pointer __l = __c.__end_.__prev_;
|
|
base::__unlink_nodes(__f, __l);
|
|
__link_nodes(__p.__ptr_, __f, __l);
|
|
base::__sz() += __c.__sz();
|
|
__c.__sz() = 0;
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
if (&__c != this) {
|
|
__libcpp_db* __db = __get_db();
|
|
__c_node* __cn1 = __db->__find_c_and_lock(this);
|
|
__c_node* __cn2 = __db->__find_c(&__c);
|
|
for (__i_node** __ip = __cn2->end_; __ip != __cn2->beg_;)
|
|
{
|
|
--__ip;
|
|
iterator* __i = static_cast<iterator*>((*__ip)->__i_);
|
|
if (__i->__ptr_ != __c.__end_as_link())
|
|
{
|
|
__cn1->__add(*__ip);
|
|
(*__ip)->__c_ = __cn1;
|
|
if (--__cn2->end_ != __ip)
|
|
memmove(__ip, __ip+1, (__cn2->end_ - __ip)*sizeof(__i_node*));
|
|
}
|
|
}
|
|
__db->unlock();
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::splice(const_iterator __p, list& __c, const_iterator __i)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this,
|
|
"list::splice(iterator, list, iterator) called with first iterator not"
|
|
" referring to this list");
|
|
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__i) == &__c,
|
|
"list::splice(iterator, list, iterator) called with second iterator not"
|
|
" referring to list argument");
|
|
_LIBCPP_ASSERT(__get_const_db()->__dereferenceable(&__i),
|
|
"list::splice(iterator, list, iterator) called with second iterator not"
|
|
" derefereceable");
|
|
#endif
|
|
if (__p.__ptr_ != __i.__ptr_ && __p.__ptr_ != __i.__ptr_->__next_)
|
|
{
|
|
__link_pointer __f = __i.__ptr_;
|
|
base::__unlink_nodes(__f, __f);
|
|
__link_nodes(__p.__ptr_, __f, __f);
|
|
--__c.__sz();
|
|
++base::__sz();
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
if (&__c != this) {
|
|
__libcpp_db* __db = __get_db();
|
|
__c_node* __cn1 = __db->__find_c_and_lock(this);
|
|
__c_node* __cn2 = __db->__find_c(&__c);
|
|
for (__i_node** __ip = __cn2->end_; __ip != __cn2->beg_;)
|
|
{
|
|
--__ip;
|
|
iterator* __j = static_cast<iterator*>((*__ip)->__i_);
|
|
if (__j->__ptr_ == __f)
|
|
{
|
|
__cn1->__add(*__ip);
|
|
(*__ip)->__c_ = __cn1;
|
|
if (--__cn2->end_ != __ip)
|
|
memmove(__ip, __ip+1, (__cn2->end_ - __ip)*sizeof(__i_node*));
|
|
}
|
|
}
|
|
__db->unlock();
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::splice(const_iterator __p, list& __c, const_iterator __f, const_iterator __l)
|
|
{
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this,
|
|
"list::splice(iterator, list, iterator, iterator) called with first iterator not"
|
|
" referring to this list");
|
|
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__f) == &__c,
|
|
"list::splice(iterator, list, iterator, iterator) called with second iterator not"
|
|
" referring to list argument");
|
|
if (this == &__c)
|
|
{
|
|
for (const_iterator __i = __f; __i != __l; ++__i)
|
|
_LIBCPP_ASSERT(__i != __p,
|
|
"list::splice(iterator, list, iterator, iterator)"
|
|
" called with the first iterator within the range"
|
|
" of the second and third iterators");
|
|
}
|
|
#endif
|
|
if (__f != __l)
|
|
{
|
|
__link_pointer __first = __f.__ptr_;
|
|
--__l;
|
|
__link_pointer __last = __l.__ptr_;
|
|
if (this != &__c)
|
|
{
|
|
size_type __s = _VSTD::distance(__f, __l) + 1;
|
|
__c.__sz() -= __s;
|
|
base::__sz() += __s;
|
|
}
|
|
base::__unlink_nodes(__first, __last);
|
|
__link_nodes(__p.__ptr_, __first, __last);
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
if (&__c != this) {
|
|
__libcpp_db* __db = __get_db();
|
|
__c_node* __cn1 = __db->__find_c_and_lock(this);
|
|
__c_node* __cn2 = __db->__find_c(&__c);
|
|
for (__i_node** __ip = __cn2->end_; __ip != __cn2->beg_;)
|
|
{
|
|
--__ip;
|
|
iterator* __j = static_cast<iterator*>((*__ip)->__i_);
|
|
for (__link_pointer __k = __f.__ptr_;
|
|
__k != __l.__ptr_; __k = __k->__next_)
|
|
{
|
|
if (__j->__ptr_ == __k)
|
|
{
|
|
__cn1->__add(*__ip);
|
|
(*__ip)->__c_ = __cn1;
|
|
if (--__cn2->end_ != __ip)
|
|
memmove(__ip, __ip+1, (__cn2->end_ - __ip)*sizeof(__i_node*));
|
|
}
|
|
}
|
|
}
|
|
__db->unlock();
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
typename list<_Tp, _Alloc>::__remove_return_type
|
|
list<_Tp, _Alloc>::remove(const value_type& __x)
|
|
{
|
|
list<_Tp, _Alloc> __deleted_nodes(get_allocator()); // collect the nodes we're removing
|
|
for (const_iterator __i = begin(), __e = end(); __i != __e;)
|
|
{
|
|
if (*__i == __x)
|
|
{
|
|
const_iterator __j = _VSTD::next(__i);
|
|
for (; __j != __e && *__j == __x; ++__j)
|
|
;
|
|
__deleted_nodes.splice(__deleted_nodes.end(), *this, __i, __j);
|
|
__i = __j;
|
|
if (__i != __e)
|
|
++__i;
|
|
}
|
|
else
|
|
++__i;
|
|
}
|
|
|
|
return (__remove_return_type) __deleted_nodes.size();
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
template <class _Pred>
|
|
typename list<_Tp, _Alloc>::__remove_return_type
|
|
list<_Tp, _Alloc>::remove_if(_Pred __pred)
|
|
{
|
|
list<_Tp, _Alloc> __deleted_nodes(get_allocator()); // collect the nodes we're removing
|
|
for (iterator __i = begin(), __e = end(); __i != __e;)
|
|
{
|
|
if (__pred(*__i))
|
|
{
|
|
iterator __j = _VSTD::next(__i);
|
|
for (; __j != __e && __pred(*__j); ++__j)
|
|
;
|
|
__deleted_nodes.splice(__deleted_nodes.end(), *this, __i, __j);
|
|
__i = __j;
|
|
if (__i != __e)
|
|
++__i;
|
|
}
|
|
else
|
|
++__i;
|
|
}
|
|
|
|
return (__remove_return_type) __deleted_nodes.size();
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
template <class _BinaryPred>
|
|
typename list<_Tp, _Alloc>::__remove_return_type
|
|
list<_Tp, _Alloc>::unique(_BinaryPred __binary_pred)
|
|
{
|
|
list<_Tp, _Alloc> __deleted_nodes(get_allocator()); // collect the nodes we're removing
|
|
for (iterator __i = begin(), __e = end(); __i != __e;)
|
|
{
|
|
iterator __j = _VSTD::next(__i);
|
|
for (; __j != __e && __binary_pred(*__i, *__j); ++__j)
|
|
;
|
|
if (++__i != __j) {
|
|
__deleted_nodes.splice(__deleted_nodes.end(), *this, __i, __j);
|
|
__i = __j;
|
|
}
|
|
}
|
|
|
|
return (__remove_return_type) __deleted_nodes.size();
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline
|
|
void
|
|
list<_Tp, _Alloc>::merge(list& __c)
|
|
{
|
|
merge(__c, __less<value_type>());
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
template <class _Comp>
|
|
void
|
|
list<_Tp, _Alloc>::merge(list& __c, _Comp __comp)
|
|
{
|
|
if (this != _VSTD::addressof(__c))
|
|
{
|
|
iterator __f1 = begin();
|
|
iterator __e1 = end();
|
|
iterator __f2 = __c.begin();
|
|
iterator __e2 = __c.end();
|
|
while (__f1 != __e1 && __f2 != __e2)
|
|
{
|
|
if (__comp(*__f2, *__f1))
|
|
{
|
|
size_type __ds = 1;
|
|
iterator __m2 = _VSTD::next(__f2);
|
|
for (; __m2 != __e2 && __comp(*__m2, *__f1); ++__m2, ++__ds)
|
|
;
|
|
base::__sz() += __ds;
|
|
__c.__sz() -= __ds;
|
|
__link_pointer __f = __f2.__ptr_;
|
|
__link_pointer __l = __m2.__ptr_->__prev_;
|
|
__f2 = __m2;
|
|
base::__unlink_nodes(__f, __l);
|
|
__m2 = _VSTD::next(__f1);
|
|
__link_nodes(__f1.__ptr_, __f, __l);
|
|
__f1 = __m2;
|
|
}
|
|
else
|
|
++__f1;
|
|
}
|
|
splice(__e1, __c);
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
__libcpp_db* __db = __get_db();
|
|
__c_node* __cn1 = __db->__find_c_and_lock(this);
|
|
__c_node* __cn2 = __db->__find_c(&__c);
|
|
for (__i_node** __p = __cn2->end_; __p != __cn2->beg_;)
|
|
{
|
|
--__p;
|
|
iterator* __i = static_cast<iterator*>((*__p)->__i_);
|
|
if (__i->__ptr_ != __c.__end_as_link())
|
|
{
|
|
__cn1->__add(*__p);
|
|
(*__p)->__c_ = __cn1;
|
|
if (--__cn2->end_ != __p)
|
|
memmove(__p, __p+1, (__cn2->end_ - __p)*sizeof(__i_node*));
|
|
}
|
|
}
|
|
__db->unlock();
|
|
#endif
|
|
}
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline
|
|
void
|
|
list<_Tp, _Alloc>::sort()
|
|
{
|
|
sort(__less<value_type>());
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
template <class _Comp>
|
|
inline
|
|
void
|
|
list<_Tp, _Alloc>::sort(_Comp __comp)
|
|
{
|
|
__sort(begin(), end(), base::__sz(), __comp);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
template <class _Comp>
|
|
typename list<_Tp, _Alloc>::iterator
|
|
list<_Tp, _Alloc>::__sort(iterator __f1, iterator __e2, size_type __n, _Comp& __comp)
|
|
{
|
|
switch (__n)
|
|
{
|
|
case 0:
|
|
case 1:
|
|
return __f1;
|
|
case 2:
|
|
if (__comp(*--__e2, *__f1))
|
|
{
|
|
__link_pointer __f = __e2.__ptr_;
|
|
base::__unlink_nodes(__f, __f);
|
|
__link_nodes(__f1.__ptr_, __f, __f);
|
|
return __e2;
|
|
}
|
|
return __f1;
|
|
}
|
|
size_type __n2 = __n / 2;
|
|
iterator __e1 = _VSTD::next(__f1, __n2);
|
|
iterator __r = __f1 = __sort(__f1, __e1, __n2, __comp);
|
|
iterator __f2 = __e1 = __sort(__e1, __e2, __n - __n2, __comp);
|
|
if (__comp(*__f2, *__f1))
|
|
{
|
|
iterator __m2 = _VSTD::next(__f2);
|
|
for (; __m2 != __e2 && __comp(*__m2, *__f1); ++__m2)
|
|
;
|
|
__link_pointer __f = __f2.__ptr_;
|
|
__link_pointer __l = __m2.__ptr_->__prev_;
|
|
__r = __f2;
|
|
__e1 = __f2 = __m2;
|
|
base::__unlink_nodes(__f, __l);
|
|
__m2 = _VSTD::next(__f1);
|
|
__link_nodes(__f1.__ptr_, __f, __l);
|
|
__f1 = __m2;
|
|
}
|
|
else
|
|
++__f1;
|
|
while (__f1 != __e1 && __f2 != __e2)
|
|
{
|
|
if (__comp(*__f2, *__f1))
|
|
{
|
|
iterator __m2 = _VSTD::next(__f2);
|
|
for (; __m2 != __e2 && __comp(*__m2, *__f1); ++__m2)
|
|
;
|
|
__link_pointer __f = __f2.__ptr_;
|
|
__link_pointer __l = __m2.__ptr_->__prev_;
|
|
if (__e1 == __f2)
|
|
__e1 = __m2;
|
|
__f2 = __m2;
|
|
base::__unlink_nodes(__f, __l);
|
|
__m2 = _VSTD::next(__f1);
|
|
__link_nodes(__f1.__ptr_, __f, __l);
|
|
__f1 = __m2;
|
|
}
|
|
else
|
|
++__f1;
|
|
}
|
|
return __r;
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::reverse() _NOEXCEPT
|
|
{
|
|
if (base::__sz() > 1)
|
|
{
|
|
iterator __e = end();
|
|
for (iterator __i = begin(); __i.__ptr_ != __e.__ptr_;)
|
|
{
|
|
_VSTD::swap(__i.__ptr_->__prev_, __i.__ptr_->__next_);
|
|
__i.__ptr_ = __i.__ptr_->__prev_;
|
|
}
|
|
_VSTD::swap(__e.__ptr_->__prev_, __e.__ptr_->__next_);
|
|
}
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
bool
|
|
list<_Tp, _Alloc>::__invariants() const
|
|
{
|
|
return size() == _VSTD::distance(begin(), end());
|
|
}
|
|
|
|
#if _LIBCPP_DEBUG_LEVEL >= 2
|
|
|
|
template <class _Tp, class _Alloc>
|
|
bool
|
|
list<_Tp, _Alloc>::__dereferenceable(const const_iterator* __i) const
|
|
{
|
|
return __i->__ptr_ != this->__end_as_link();
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
bool
|
|
list<_Tp, _Alloc>::__decrementable(const const_iterator* __i) const
|
|
{
|
|
return !empty() && __i->__ptr_ != base::__end_.__next_;
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
bool
|
|
list<_Tp, _Alloc>::__addable(const const_iterator*, ptrdiff_t) const
|
|
{
|
|
return false;
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
bool
|
|
list<_Tp, _Alloc>::__subscriptable(const const_iterator*, ptrdiff_t) const
|
|
{
|
|
return false;
|
|
}
|
|
|
|
#endif // _LIBCPP_DEBUG_LEVEL >= 2
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
bool
|
|
operator==(const list<_Tp, _Alloc>& __x, const list<_Tp, _Alloc>& __y)
|
|
{
|
|
return __x.size() == __y.size() && _VSTD::equal(__x.begin(), __x.end(), __y.begin());
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
bool
|
|
operator< (const list<_Tp, _Alloc>& __x, const list<_Tp, _Alloc>& __y)
|
|
{
|
|
return _VSTD::lexicographical_compare(__x.begin(), __x.end(), __y.begin(), __y.end());
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
bool
|
|
operator!=(const list<_Tp, _Alloc>& __x, const list<_Tp, _Alloc>& __y)
|
|
{
|
|
return !(__x == __y);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
bool
|
|
operator> (const list<_Tp, _Alloc>& __x, const list<_Tp, _Alloc>& __y)
|
|
{
|
|
return __y < __x;
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
bool
|
|
operator>=(const list<_Tp, _Alloc>& __x, const list<_Tp, _Alloc>& __y)
|
|
{
|
|
return !(__x < __y);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
bool
|
|
operator<=(const list<_Tp, _Alloc>& __x, const list<_Tp, _Alloc>& __y)
|
|
{
|
|
return !(__y < __x);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
void
|
|
swap(list<_Tp, _Alloc>& __x, list<_Tp, _Alloc>& __y)
|
|
_NOEXCEPT_(_NOEXCEPT_(__x.swap(__y)))
|
|
{
|
|
__x.swap(__y);
|
|
}
|
|
|
|
#if _LIBCPP_STD_VER > 17
|
|
template <class _Tp, class _Allocator, class _Predicate>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
void erase_if(list<_Tp, _Allocator>& __c, _Predicate __pred)
|
|
{ __c.remove_if(__pred); }
|
|
|
|
template <class _Tp, class _Allocator, class _Up>
|
|
inline _LIBCPP_INLINE_VISIBILITY
|
|
void erase(list<_Tp, _Allocator>& __c, const _Up& __v)
|
|
{ _VSTD::erase_if(__c, [&](auto& __elem) { return __elem == __v; }); }
|
|
#endif
|
|
|
|
_LIBCPP_END_NAMESPACE_STD
|
|
|
|
_LIBCPP_POP_MACROS
|
|
|
|
#endif // _LIBCPP_LIST
|