mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-08 14:20:07 +00:00
41 lines
1.5 KiB
C
41 lines
1.5 KiB
C
/* Define __GLIBC_FLT_EVAL_METHOD.
|
|
Copyright (C) 2016-2024 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/>. */
|
|
|
|
#ifndef _MATH_H
|
|
# error "Never use <bits/flt-eval-method.h> directly; include <math.h> instead."
|
|
#endif
|
|
|
|
/* __GLIBC_FLT_EVAL_METHOD is the value of FLT_EVAL_METHOD used to
|
|
determine the evaluation method typedefs such as float_t and
|
|
double_t. It must be a value from C11 or TS 18661-3:2015, and not
|
|
-1. */
|
|
|
|
/* In the default version of this header, follow __FLT_EVAL_METHOD__.
|
|
If __FLT_EVAL_METHOD__ is not defined or set to -1, assume there is no
|
|
excess precision and use the value 0 (this is correct for most targets). */
|
|
|
|
#ifdef __FLT_EVAL_METHOD__
|
|
# if __FLT_EVAL_METHOD__ == -1
|
|
# define __GLIBC_FLT_EVAL_METHOD 0
|
|
# else
|
|
# define __GLIBC_FLT_EVAL_METHOD __FLT_EVAL_METHOD__
|
|
# endif
|
|
#else
|
|
# define __GLIBC_FLT_EVAL_METHOD 0
|
|
#endif
|