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_nothrow_copy_constructible
13
14#include <type_traits>
15#include "test_macros.h"
16
17template <class T>
18void test_is_nothrow_copy_constructible()
19{
20    static_assert( std::is_nothrow_copy_constructible<T>::value, "");
21    static_assert( std::is_nothrow_copy_constructible<const T>::value, "");
22#if TEST_STD_VER > 14
23    static_assert( std::is_nothrow_copy_constructible_v<T>, "");
24    static_assert( std::is_nothrow_copy_constructible_v<const T>, "");
25#endif
26}
27
28template <class T>
29void test_has_not_nothrow_copy_constructor()
30{
31    static_assert(!std::is_nothrow_copy_constructible<T>::value, "");
32    static_assert(!std::is_nothrow_copy_constructible<const T>::value, "");
33    static_assert(!std::is_nothrow_copy_constructible<volatile T>::value, "");
34    static_assert(!std::is_nothrow_copy_constructible<const volatile T>::value, "");
35#if TEST_STD_VER > 14
36    static_assert(!std::is_nothrow_copy_constructible_v<T>, "");
37    static_assert(!std::is_nothrow_copy_constructible_v<const T>, "");
38    static_assert(!std::is_nothrow_copy_constructible_v<volatile T>, "");
39    static_assert(!std::is_nothrow_copy_constructible_v<const volatile T>, "");
40#endif
41}
42
43class Empty
44{
45};
46
47union Union {};
48
49struct bit_zero
50{
51    int :  0;
52};
53
54struct A
55{
56    A(const A&);
57};
58
59int main()
60{
61    test_has_not_nothrow_copy_constructor<void>();
62    test_has_not_nothrow_copy_constructor<A>();
63
64    test_is_nothrow_copy_constructible<int&>();
65    test_is_nothrow_copy_constructible<Union>();
66    test_is_nothrow_copy_constructible<Empty>();
67    test_is_nothrow_copy_constructible<int>();
68    test_is_nothrow_copy_constructible<double>();
69    test_is_nothrow_copy_constructible<int*>();
70    test_is_nothrow_copy_constructible<const int*>();
71    test_is_nothrow_copy_constructible<bit_zero>();
72}
73