1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant// The LLVM Compiler Infrastructure 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// test numeric_limits 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// round_style 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <limits> 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnanttemplate <class T, std::float_round_style expected> 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantvoid 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnanttest() 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert(std::numeric_limits<T>::round_style == expected, "round_style test 1"); 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert(std::numeric_limits<const T>::round_style == expected, "round_style test 2"); 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert(std::numeric_limits<volatile T>::round_style == expected, "round_style test 3"); 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant static_assert(std::numeric_limits<const volatile T>::round_style == expected, "round_style test 4"); 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<bool, std::round_toward_zero>(); 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<char, std::round_toward_zero>(); 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<signed char, std::round_toward_zero>(); 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<unsigned char, std::round_toward_zero>(); 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<wchar_t, std::round_toward_zero>(); 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<char16_t, std::round_toward_zero>(); 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<char32_t, std::round_toward_zero>(); 36cf6dcc35e14a3d2dafe67cf76a200b2e1a671e7dHoward Hinnant#endif // _LIBCPP_HAS_NO_UNICODE_CHARS 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<short, std::round_toward_zero>(); 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<unsigned short, std::round_toward_zero>(); 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<int, std::round_toward_zero>(); 40bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<unsigned int, std::round_toward_zero>(); 41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<long, std::round_toward_zero>(); 42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<unsigned long, std::round_toward_zero>(); 43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<long long, std::round_toward_zero>(); 44bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<unsigned long long, std::round_toward_zero>(); 458a71d236336705a49257d43ac8d986ba3d5f5060Stephan Tolksdorf#ifndef _LIBCPP_HAS_NO_INT128 468a71d236336705a49257d43ac8d986ba3d5f5060Stephan Tolksdorf test<__int128_t, std::round_toward_zero>(); 478a71d236336705a49257d43ac8d986ba3d5f5060Stephan Tolksdorf test<__uint128_t, std::round_toward_zero>(); 488a71d236336705a49257d43ac8d986ba3d5f5060Stephan Tolksdorf#endif 49bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<float, std::round_to_nearest>(); 50bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<double, std::round_to_nearest>(); 51bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test<long double, std::round_to_nearest>(); 52bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 53