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// traps
12
13#include <limits>
14
15#include "test_macros.h"
16
17#if defined(__i386__) || defined(__x86_64__) || defined(__pnacl__) || \
18 defined(__wasm__)
19static const bool integral_types_trap = true;
20#else
21static const bool integral_types_trap = false;
22#endif
23
24template <class T, bool expected>
25void
26test()
27{
28 static_assert(std::numeric_limits<T>::traps == expected, "traps test 1");
29 static_assert(std::numeric_limits<const T>::traps == expected, "traps test 2");
30 static_assert(std::numeric_limits<volatile T>::traps == expected, "traps test 3");
31 static_assert(std::numeric_limits<const volatile T>::traps == expected, "traps test 4");
32}
33
34int main(int, char**)
35{
36 test<bool, false>();
37 test<char, integral_types_trap>();
38 test<signed char, integral_types_trap>();
39 test<unsigned char, integral_types_trap>();
40 test<wchar_t, integral_types_trap>();
41#if TEST_STD_VER > 17 && defined(__cpp_char8_t)
42 test<char8_t, integral_types_trap>();
43#endif
44 test<char16_t, integral_types_trap>();
45 test<char32_t, integral_types_trap>();
46 test<short, integral_types_trap>();
47 test<unsigned short, integral_types_trap>();
48 test<int, integral_types_trap>();
49 test<unsigned int, integral_types_trap>();
50 test<long, integral_types_trap>();
51 test<unsigned long, integral_types_trap>();
52 test<long long, integral_types_trap>();
53 test<unsigned long long, integral_types_trap>();
54#ifndef TEST_HAS_NO_INT128
55 test<__int128_t, integral_types_trap>();
56 test<__uint128_t, integral_types_trap>();
57#endif
58 test<float, false>();
59 test<double, false>();
60 test<long double, false>();
61
62 return 0;
63}
64

source code of libcxx/test/std/language.support/support.limits/limits/numeric.limits.members/traps.pass.cpp