/usr/hppa-linux-gnu/include/bits/fp-fast.h is in libc6-dev-hppa-cross 2.27-3ubuntu1cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | /* Define FP_FAST_* macros.
Copyright (C) 2016-2018 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 _MATH_H
# error "Never use <bits/fp-fast.h> directly; include <math.h> instead."
#endif
#ifdef __USE_ISOC99
/* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
builtins are supported. */
# ifdef __FP_FAST_FMA
# define FP_FAST_FMA 1
# endif
# ifdef __FP_FAST_FMAF
# define FP_FAST_FMAF 1
# endif
# ifdef __FP_FAST_FMAL
# define FP_FAST_FMAL 1
# endif
#endif
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