2 //===---------------------------- cfenv -----------------------------------===//
4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
8 //===----------------------------------------------------------------------===//
16 This entire header is C99 / C++0X
40 int feclearexcept(int excepts);
41 int fegetexceptflag(fexcept_t* flagp, int excepts);
42 int feraiseexcept(int excepts);
43 int fesetexceptflag(const fexcept_t* flagp, int excepts);
44 int fetestexcept(int excepts);
46 int fesetround(int round);
47 int fegetenv(fenv_t* envp);
48 int feholdexcept(fenv_t* envp);
49 int fesetenv(const fenv_t* envp);
50 int feupdateenv(const fenv_t* envp);
58 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
59 #pragma GCC system_header
62 _LIBCPP_BEGIN_NAMESPACE_STD
67 using ::feclearexcept;
68 using ::fegetexceptflag;
69 using ::feraiseexcept;
70 using ::fesetexceptflag;
79 _LIBCPP_END_NAMESPACE_STD
81 #endif // _LIBCPP_CFENV