Blame sysdeps/x86/fpu/fix-fp-int-compare-invalid.h

Packit 6c4009
/* Fix for missing "invalid" exceptions from floating-point
Packit 6c4009
   comparisons.  x86 version.
Packit 6c4009
   Copyright (C) 2016-2018 Free Software Foundation, Inc.
Packit 6c4009
   This file is part of the GNU C Library.
Packit 6c4009
Packit 6c4009
   The GNU C Library is free software; you can redistribute it and/or
Packit 6c4009
   modify it under the terms of the GNU Lesser General Public
Packit 6c4009
   License as published by the Free Software Foundation; either
Packit 6c4009
   version 2.1 of the License, or (at your option) any later version.
Packit 6c4009
Packit 6c4009
   The GNU C Library is distributed in the hope that it will be useful,
Packit 6c4009
   but WITHOUT ANY WARRANTY; without even the implied warranty of
Packit 6c4009
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Packit 6c4009
   Lesser General Public License for more details.
Packit 6c4009
Packit 6c4009
   You should have received a copy of the GNU Lesser General Public
Packit 6c4009
   License along with the GNU C Library; if not, see
Packit 6c4009
   <http://www.gnu.org/licenses/>.  */
Packit 6c4009
Packit 6c4009
#ifndef FIX_FP_INT_COMPARE_INVALID_H
Packit 6c4009
#define FIX_FP_INT_COMPARE_INVALID_H	1
Packit 6c4009
Packit 6c4009
/* Before GCC 8, both x87 and SSE comparisons use unordered comparison
Packit 6c4009
   instructions when they should use ordered comparisons
Packit 6c4009
   <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52451>.  */
Packit 6c4009
#if __GNUC_PREREQ (8, 0)
Packit 6c4009
# define FIX_COMPARE_INVALID 0
Packit 6c4009
#else
Packit 6c4009
# define FIX_COMPARE_INVALID 1
Packit 6c4009
#endif
Packit 6c4009
Packit 6c4009
#endif /* fix-fp-int-compare-invalid.h */