cf6dcc35e1
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@111760 91177308-0d34-0410-b5e6-96231b3b80d8
49 lines
1.7 KiB
C++
49 lines
1.7 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// test numeric_limits
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// round_style
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#include <limits>
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template <class T, std::float_round_style expected>
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void
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test()
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{
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static_assert(std::numeric_limits<T>::round_style == expected, "round_style test 1");
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static_assert(std::numeric_limits<const T>::round_style == expected, "round_style test 2");
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static_assert(std::numeric_limits<volatile T>::round_style == expected, "round_style test 3");
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static_assert(std::numeric_limits<const volatile T>::round_style == expected, "round_style test 4");
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}
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int main()
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{
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test<bool, std::round_toward_zero>();
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test<char, std::round_toward_zero>();
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test<signed char, std::round_toward_zero>();
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test<unsigned char, std::round_toward_zero>();
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test<wchar_t, std::round_toward_zero>();
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#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS
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test<char16_t, std::round_toward_zero>();
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test<char32_t, std::round_toward_zero>();
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#endif // _LIBCPP_HAS_NO_UNICODE_CHARS
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test<short, std::round_toward_zero>();
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test<unsigned short, std::round_toward_zero>();
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test<int, std::round_toward_zero>();
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test<unsigned int, std::round_toward_zero>();
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test<long, std::round_toward_zero>();
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test<unsigned long, std::round_toward_zero>();
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test<long long, std::round_toward_zero>();
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test<unsigned long long, std::round_toward_zero>();
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test<float, std::round_to_nearest>();
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test<double, std::round_to_nearest>();
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test<long double, std::round_to_nearest>();
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}
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