1/* Define FP_FAST_* macros. 
2 Copyright (C) 2016-2020 Free Software Foundation, Inc. 
3 This file is part of the GNU C Library. 
4 
5 The GNU C Library is free software; you can redistribute it and/or 
6 modify it under the terms of the GNU Lesser General Public 
7 License as published by the Free Software Foundation; either 
8 version 2.1 of the License, or (at your option) any later version. 
9 
10 The GNU C Library is distributed in the hope that it will be useful, 
11 but WITHOUT ANY WARRANTY; without even the implied warranty of 
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 
13 Lesser General Public License for more details. 
14 
15 You should have received a copy of the GNU Lesser General Public 
16 License along with the GNU C Library; if not, see 
17 <https://www.gnu.org/licenses/>. */ 
18 
19#ifndef _MATH_H 
20# error "Never use <bits/fp-fast.h> directly; include <math.h> instead." 
21#endif 
22 
23#ifdef __USE_ISOC99 
24 
25/* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l} 
26 builtins are supported. */ 
27# ifdef __FP_FAST_FMA 
28# define FP_FAST_FMA 1 
29# endif 
30 
31# ifdef __FP_FAST_FMAF 
32# define FP_FAST_FMAF 1 
33# endif 
34 
35# ifdef __FP_FAST_FMAL 
36# define FP_FAST_FMAL 1 
37# endif 
38 
39#endif 
40