1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 // type_traits
10
11 // is_trivial
12
13 #include <type_traits>
14 #include "test_macros.h"
15
16 template <class T>
test_is_trivial()17 void test_is_trivial()
18 {
19 static_assert( std::is_trivial<T>::value, "");
20 static_assert( std::is_trivial<const T>::value, "");
21 static_assert( std::is_trivial<volatile T>::value, "");
22 static_assert( std::is_trivial<const volatile T>::value, "");
23 #if TEST_STD_VER > 14
24 static_assert( std::is_trivial_v<T>, "");
25 static_assert( std::is_trivial_v<const T>, "");
26 static_assert( std::is_trivial_v<volatile T>, "");
27 static_assert( std::is_trivial_v<const volatile T>, "");
28 #endif
29 }
30
31 template <class T>
test_is_not_trivial()32 void test_is_not_trivial()
33 {
34 static_assert(!std::is_trivial<T>::value, "");
35 static_assert(!std::is_trivial<const T>::value, "");
36 static_assert(!std::is_trivial<volatile T>::value, "");
37 static_assert(!std::is_trivial<const volatile T>::value, "");
38 #if TEST_STD_VER > 14
39 static_assert(!std::is_trivial_v<T>, "");
40 static_assert(!std::is_trivial_v<const T>, "");
41 static_assert(!std::is_trivial_v<volatile T>, "");
42 static_assert(!std::is_trivial_v<const volatile T>, "");
43 #endif
44 }
45
46 struct A {};
47
48 class B
49 {
50 public:
51 B();
52 };
53
main(int,char **)54 int main(int, char**)
55 {
56 test_is_trivial<int> ();
57 test_is_trivial<A> ();
58
59 test_is_not_trivial<int&> ();
60 test_is_not_trivial<volatile int&> ();
61 test_is_not_trivial<B> ();
62
63 return 0;
64 }
65