48 lines
1.5 KiB
C++
48 lines
1.5 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++03, c++11, c++14
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// to_chars requires functions in the dylib that have not been introduced in older
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// versions of the dylib on macOS.
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// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx{{10.9|10.10|10.11|10.12|10.13|10.14|10.15|11.0}}
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// steady_clock requires threads.
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// UNSUPPORTED: no-threads
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// UNSUPPORTED: no-random-device
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// UNSUPPORTED: no-localization
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// XFAIL: LIBCXX-AIX-FIXME
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// <charconv>
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#include <type_traits>
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// Work-around for sprintf_s's usage in the Microsoft tests.
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#ifndef _WIN32
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# define sprintf_s snprintf
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#endif
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#ifdef _MSVC_STL_VERSION
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#include <xutility>
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using std::_Bit_cast;
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#else
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// FUNCTION TEMPLATE _Bit_cast
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template <class _To, class _From,
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std::enable_if_t<sizeof(_To) == sizeof(_From) && std::is_trivially_copyable_v<_To> &&
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std::is_trivially_copyable_v<_From>,
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int> = 0>
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[[nodiscard]] constexpr _To _Bit_cast(const _From& _From_obj) noexcept {
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return __builtin_bit_cast(_To, _From_obj);
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}
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#endif
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// Includes Microsoft's test that tests the entire header.
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#include "test.cpp"
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