freebsd-skq/test/SemaCXX/qualified-id-lookup.cpp
2010-03-10 17:45:58 +00:00

127 lines
2.1 KiB
C++

// RUN: %clang_cc1 -fsyntax-only -verify %s
namespace Ns {
int f(); // expected-note{{previous declaration is here}}
enum E {
Enumerator
};
}
namespace Ns {
double f(); // expected-error{{functions that differ only in their return type cannot be overloaded}}
int x = Enumerator;
}
namespace Ns2 {
float f();
}
int y = Ns::Enumerator;
namespace Ns2 {
float f(int); // expected-note{{previous declaration is here}}
}
namespace Ns2 {
double f(int); // expected-error{{functions that differ only in their return type cannot be overloaded}}
}
namespace N {
int& f1();
}
namespace N {
struct f1 {
static int member;
typedef int type;
void foo(type);
};
void test_f1() {
int &i1 = f1();
}
}
void N::f1::foo(int i) {
f1::member = i;
f1::type &ir = i;
}
namespace N {
float& f1(int x) {
N::f1::type& i1 = x;
f1::type& i2 = x;
}
struct f2 {
static int member;
};
void f2();
}
int i1 = N::f1::member;
typedef struct N::f1 type1;
int i2 = N::f2::member;
typedef struct N::f2 type2;
void test_f1(int i) {
int &v1 = N::f1();
float &v2 = N::f1(i);
int v3 = ::i1;
int v4 = N::f1::member;
}
typedef int f2_type;
namespace a {
typedef int f2_type(int, int);
void test_f2() {
::f2_type(1, 2); // expected-error {{function-style cast to a builtin type can only take one argument}}
}
}
// PR clang/3291
namespace a {
namespace a { // A1
namespace a { // A2
int i;
}
}
}
void test_a() {
a::a::i = 3; // expected-error{{no member named 'i'}}
a::a::a::i = 4;
}
struct Undef { // expected-note{{definition of 'Undef' is not complete until the closing '}'}}
typedef int type;
Undef::type member;
static int size = sizeof(Undef); // expected-error{{invalid application of 'sizeof' to an incomplete type 'Undef'}}
int f();
};
int Undef::f() {
return sizeof(Undef);
}
// PR clang/5667
namespace test1 {
template <typename T> struct is_class {
enum { value = 0 };
};
template <typename T> class ClassChecker {
bool isClass() {
return is_class<T>::value;
}
};
template class ClassChecker<int>;
}