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// array
12
13#include <type_traits>
14#include "test_macros.h"
15
16template <class T>
17void test_array_imp()
18{
19 static_assert(!std::is_void<T>::value, "");
20#if TEST_STD_VER > 11
21 static_assert(!std::is_null_pointer<T>::value, "");
22#endif
23 static_assert(!std::is_integral<T>::value, "");
24 static_assert(!std::is_floating_point<T>::value, "");
25 static_assert( std::is_array<T>::value, "");
26 static_assert(!std::is_pointer<T>::value, "");
27 static_assert(!std::is_lvalue_reference<T>::value, "");
28 static_assert(!std::is_rvalue_reference<T>::value, "");
29 static_assert(!std::is_member_object_pointer<T>::value, "");
30 static_assert(!std::is_member_function_pointer<T>::value, "");
31 static_assert(!std::is_enum<T>::value, "");
32 static_assert(!std::is_union<T>::value, "");
33 static_assert(!std::is_class<T>::value, "");
34 static_assert(!std::is_function<T>::value, "");
35}
36
37template <class T>
38void test_array()
39{
40 test_array_imp<T>();
41 test_array_imp<const T>();
42 test_array_imp<volatile T>();
43 test_array_imp<const volatile T>();
44}
45
46typedef char array[3];
47typedef const char const_array[3];
48typedef char incomplete_array[];
49struct Incomplete;
50
51int main(int, char**)
52{
53 test_array<array>();
54 test_array<const_array>();
55 test_array<incomplete_array>();
56 test_array<Incomplete[]>();
57
58// LWG#2582
59 static_assert(!std::is_array<Incomplete>::value, "");
60
61 return 0;
62}
63

source code of libcxx/test/std/utilities/meta/meta.unary/meta.unary.cat/array.pass.cpp