d24c465bea
This is a huge cleanup that helps make the libc++ test suite more portable. Patch from STL@microsoft.com. Thanks STL! git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@272716 91177308-0d34-0410-b5e6-96231b3b80d8
35 lines
992 B
C++
35 lines
992 B
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// type_traits
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// bool_constant
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#include <type_traits>
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#include <cassert>
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#include "test_macros.h"
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int main()
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{
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#if TEST_STD_VER > 14
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typedef std::bool_constant<true> _t;
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static_assert(_t::value, "");
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static_assert((std::is_same<_t::value_type, bool>::value), "");
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static_assert((std::is_same<_t::type, _t>::value), "");
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static_assert((_t() == true), "");
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typedef std::bool_constant<false> _f;
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static_assert(!_f::value, "");
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static_assert((std::is_same<_f::value_type, bool>::value), "");
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static_assert((std::is_same<_f::type, _f>::value), "");
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static_assert((_f() == false), "");
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#endif
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}
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