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/* Wrapper for x86 bits/fenv.h for use when building glibc.
Copyright (C) 1997-2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#ifndef _BITS_FENV_H
#if defined _LIBC && defined __USE_EXTERN_INLINES
# if defined SHARED && !defined NO_HIDDEN && IS_IN (libm)
extern int __REDIRECT_NTH (__feraiseexcept_renamed, (int), __GI_feraiseexcept);
# else
extern int __REDIRECT_NTH (__feraiseexcept_renamed, (int), feraiseexcept);
# endif
#endif
#include_next <bits/fenv.h>
# ifndef _ISOMAC
/* Ensure __feraiseexcept calls in glibc are optimized the same as
feraiseexcept calls. */
#ifdef __USE_EXTERN_INLINES
__BEGIN_DECLS
extern int __REDIRECT_NTH (____feraiseexcept_renamed, (int), __feraiseexcept);
__extern_inline int
__NTH (__feraiseexcept (int __excepts))
{
if (__builtin_constant_p (__excepts)
&& (__excepts & ~(FE_INVALID | FE_DIVBYZERO)) == 0)
{
__feraiseexcept_invalid_divbyzero (__excepts);
return 0;
}
return ____feraiseexcept_renamed (__excepts);
}
__END_DECLS
#endif
# endif /* _ISOMAC */
#endif /* bits/fenv.h */
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