58 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8 9// test numeric_limits10 11// radix12 13#include <limits>14#include <cfloat>15 16#include "test_macros.h"17 18template <class T, int expected>19void20test()21{22 static_assert(std::numeric_limits<T>::radix == expected, "radix test 1");23 static_assert(std::numeric_limits<const T>::radix == expected, "radix test 2");24 static_assert(std::numeric_limits<volatile T>::radix == expected, "radix test 3");25 static_assert(std::numeric_limits<const volatile T>::radix == expected, "radix test 4");26}27 28int main(int, char**)29{30 test<bool, 2>();31 test<char, 2>();32 test<signed char, 2>();33 test<unsigned char, 2>();34 test<wchar_t, 2>();35#if TEST_STD_VER > 17 && defined(__cpp_char8_t)36 test<char8_t, 2>();37#endif38 test<char16_t, 2>();39 test<char32_t, 2>();40 test<short, 2>();41 test<unsigned short, 2>();42 test<int, 2>();43 test<unsigned int, 2>();44 test<long, 2>();45 test<unsigned long, 2>();46 test<long long, 2>();47 test<unsigned long long, 2>();48#ifndef TEST_HAS_NO_INT12849 test<__int128_t, 2>();50 test<__uint128_t, 2>();51#endif52 test<float, FLT_RADIX>();53 test<double, FLT_RADIX>();54 test<long double, FLT_RADIX>();55 56 return 0;57}58