1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
// { dg-do compile { target c++11 } }
template<typename Signature>
struct function_traits;
template<typename R, typename... ArgTypes>
struct function_traits<R(ArgTypes...)> {
typedef R result_type;
};
template<typename R, typename Class, typename... ArgTypes>
struct function_traits<R (Class::*)(ArgTypes...)> {
typedef R result_type;
};
template<typename R, typename Class, typename... ArgTypes>
struct function_traits<R (Class::*)(ArgTypes...) const> {
typedef R result_type;
};
template<typename T, typename U>
struct same_type {
static const bool value = false;
};
template<typename T>
struct same_type<T, T> {
static const bool value = true;
};
struct X {};
int a0[same_type<function_traits<int (X::*)()>::result_type, int>::value? 1 : -1];
int a1[same_type<function_traits<int (X::*)(float)>::result_type, int>::value? 1 : -1];
int a2[same_type<function_traits<int (X::*)(double, char)>::result_type, int>::value? 1 : -1];
int a3[same_type<function_traits<int (X::*)(double, char) const>::result_type, int>::value? 1 : -1];
|
