mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-22 13:00:06 +00:00
47 lines
1.5 KiB
C
47 lines
1.5 KiB
C
/* Clear given exceptions in current floating-point environment.
|
|
Copyright (C) 1997-2023 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
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <fenv_libc.h>
|
|
|
|
int
|
|
__feclearexcept (int excepts)
|
|
{
|
|
unsigned long int swcr;
|
|
|
|
/* Get the current state. */
|
|
swcr = __ieee_get_fp_control ();
|
|
|
|
/* Clear the relevant bits. */
|
|
swcr &= ~((unsigned long int) excepts & SWCR_STATUS_MASK);
|
|
|
|
/* Put the new state in effect. */
|
|
__ieee_set_fp_control (swcr);
|
|
|
|
/* Success. */
|
|
return 0;
|
|
}
|
|
|
|
#include <shlib-compat.h>
|
|
#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
|
|
strong_alias (__feclearexcept, __old_feclearexcept)
|
|
compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1);
|
|
#endif
|
|
|
|
libm_hidden_ver (__feclearexcept, feclearexcept)
|
|
versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2);
|