is_copy_assignable.pass.cpp revision 1468b668aa964beb1220e9b36162b092fb54952b 
1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// type_traits
11
12// is_copy_assignable
13
14#include <type_traits>
15
16class Empty
17{
18};
19
20class NotEmpty
21{
22public:
23    virtual ~NotEmpty();
24};
25
26union Union {};
27
28struct bit_zero
29{
30    int :  0;
31};
32
33struct A
34{
35    A();
36};
37
38int main()
39{
40    static_assert(( std::is_copy_assignable<int>::value), "");
41    static_assert((!std::is_copy_assignable<const int>::value), "");
42    static_assert((!std::is_copy_assignable<int[]>::value), "");
43    static_assert((!std::is_copy_assignable<int[3]>::value), "");
44    static_assert(( std::is_copy_assignable<int&>::value), "");
45    static_assert(( std::is_copy_assignable<A>::value), "");
46    static_assert(( std::is_copy_assignable<bit_zero>::value), "");
47    static_assert(( std::is_copy_assignable<Union>::value), "");
48    static_assert(( std::is_copy_assignable<NotEmpty>::value), "");
49    static_assert(( std::is_copy_assignable<Empty>::value), "");
50}
51