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 // test numeric_limits
10
11 // is_integer
12
13 #include <limits>
14
15 #include "test_macros.h"
16
17 template <class T, bool expected>
18 void
test()19 test()
20 {
21 static_assert(std::numeric_limits<T>::is_integer == expected, "is_integer test 1");
22 static_assert(std::numeric_limits<const T>::is_integer == expected, "is_integer test 2");
23 static_assert(std::numeric_limits<volatile T>::is_integer == expected, "is_integer test 3");
24 static_assert(std::numeric_limits<const volatile T>::is_integer == expected, "is_integer test 4");
25 }
26
main(int,char **)27 int main(int, char**)
28 {
29 test<bool, true>();
30 test<char, true>();
31 test<signed char, true>();
32 test<unsigned char, true>();
33 test<wchar_t, true>();
34 #if TEST_STD_VER > 17 && defined(__cpp_char8_t)
35 test<char8_t, true>();
36 #endif
37 #ifndef _LIBCPP_HAS_NO_UNICODE_CHARS
38 test<char16_t, true>();
39 test<char32_t, true>();
40 #endif // _LIBCPP_HAS_NO_UNICODE_CHARS
41 test<short, true>();
42 test<unsigned short, true>();
43 test<int, true>();
44 test<unsigned int, true>();
45 test<long, true>();
46 test<unsigned long, true>();
47 test<long long, true>();
48 test<unsigned long long, true>();
49 #ifndef _LIBCPP_HAS_NO_INT128
50 test<__int128_t, true>();
51 test<__uint128_t, true>();
52 #endif
53 test<float, false>();
54 test<double, false>();
55 test<long double, false>();
56
57 return 0;
58 }
59