| // -*- C++ -*- | |
| //===---------------------------- cfenv -----------------------------------===// | |
| // | |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | |
| // See https://llvm.org/LICENSE.txt for license information. | |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | |
| // | |
| //===----------------------------------------------------------------------===// | |
| #ifndef _LIBCPP_CFENV | |
| #define _LIBCPP_CFENV | |
| /* | |
| cfenv synopsis | |
| This entire header is C99 / C++0X | |
| Macros: | |
| FE_DIVBYZERO | |
| FE_INEXACT | |
| FE_INVALID | |
| FE_OVERFLOW | |
| FE_UNDERFLOW | |
| FE_ALL_EXCEPT | |
| FE_DOWNWARD | |
| FE_TONEAREST | |
| FE_TOWARDZERO | |
| FE_UPWARD | |
| FE_DFL_ENV | |
| namespace std | |
| { | |
| Types: | |
| fenv_t | |
| fexcept_t | |
| int feclearexcept(int excepts); | |
| int fegetexceptflag(fexcept_t* flagp, int excepts); | |
| int feraiseexcept(int excepts); | |
| int fesetexceptflag(const fexcept_t* flagp, int excepts); | |
| int fetestexcept(int excepts); | |
| int fegetround(); | |
| int fesetround(int round); | |
| int fegetenv(fenv_t* envp); | |
| int feholdexcept(fenv_t* envp); | |
| int fesetenv(const fenv_t* envp); | |
| int feupdateenv(const fenv_t* envp); | |
| } // std | |
| */ | |
| #include <__config> | |
| #include <fenv.h> | |
| #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) | |
| #pragma GCC system_header | |
| #endif | |
| _LIBCPP_BEGIN_NAMESPACE_STD | |
| using ::fenv_t; | |
| using ::fexcept_t; | |
| using ::feclearexcept; | |
| using ::fegetexceptflag; | |
| using ::feraiseexcept; | |
| using ::fesetexceptflag; | |
| using ::fetestexcept; | |
| using ::fegetround; | |
| using ::fesetround; | |
| using ::fegetenv; | |
| using ::feholdexcept; | |
| using ::fesetenv; | |
| using ::feupdateenv; | |
| _LIBCPP_END_NAMESPACE_STD | |
| #endif // _LIBCPP_CFENV |