b64f8b07c1
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
75 lines
2.0 KiB
C++
75 lines
2.0 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 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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// <cfenv>
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#include <cfenv>
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#include <type_traits>
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#ifndef FE_DIVBYZERO
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#error FE_DIVBYZERO not defined
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#endif
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#ifndef FE_INEXACT
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#error FE_INEXACT not defined
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#endif
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#ifndef FE_INVALID
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#error FE_INVALID not defined
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#endif
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#ifndef FE_OVERFLOW
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#error FE_OVERFLOW not defined
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#endif
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#ifndef FE_UNDERFLOW
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#error FE_UNDERFLOW not defined
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#endif
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#ifndef FE_ALL_EXCEPT
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#error FE_ALL_EXCEPT not defined
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#endif
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#ifndef FE_DOWNWARD
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#error FE_DOWNWARD not defined
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#endif
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#ifndef FE_TONEAREST
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#error FE_TONEAREST not defined
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#endif
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#ifndef FE_TOWARDZERO
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#error FE_TOWARDZERO not defined
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#endif
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#ifndef FE_UPWARD
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#error FE_UPWARD not defined
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#endif
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#ifndef FE_DFL_ENV
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#error FE_DFL_ENV not defined
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#endif
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int main()
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{
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std::fenv_t fenv = {0};
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std::fexcept_t fex = 0;
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static_assert((std::is_same<decltype(std::feclearexcept(0)), int>::value), "");
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static_assert((std::is_same<decltype(std::fegetexceptflag(&fex, 0)), int>::value), "");
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static_assert((std::is_same<decltype(std::feraiseexcept(0)), int>::value), "");
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static_assert((std::is_same<decltype(std::fesetexceptflag(&fex, 0)), int>::value), "");
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static_assert((std::is_same<decltype(std::fetestexcept(0)), int>::value), "");
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static_assert((std::is_same<decltype(std::fegetround()), int>::value), "");
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static_assert((std::is_same<decltype(std::fesetround(0)), int>::value), "");
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static_assert((std::is_same<decltype(std::fegetenv(&fenv)), int>::value), "");
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static_assert((std::is_same<decltype(std::feholdexcept(&fenv)), int>::value), "");
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static_assert((std::is_same<decltype(std::fesetenv(&fenv)), int>::value), "");
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static_assert((std::is_same<decltype(std::feupdateenv(&fenv)), int>::value), "");
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}
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