mirror of
https://sourceware.org/git/glibc.git
synced 2025-11-03 20:53:13 +03:00
688903eb3e
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/* Wrapper for x86 bits/fenv.h for use when building glibc.
|
|
Copyright (C) 1997-2018 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 */
|