glibc/sysdeps/hppa/fpu/bits/mathdef.h

44 lines
1.7 KiB
C

/* Copyright (C) 2006-2016 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/>. */
#if !defined _MATH_H && !defined _COMPLEX_H
# error "Never use <bits/mathdef.h> directly; include <math.h> instead"
#endif
#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
# define _MATH_H_MATHDEF 1
/* GCC does not promote `float' values to `double'. */
typedef float float_t; /* `float' expressions are evaluated as
`float'. */
typedef double double_t; /* `double' expressions are evaluated as
`double'. */
/* The values returned by `ilogb' for 0 and NaN respectively. */
# define FP_ILOGB0 (-2147483647)
# define FP_ILOGBNAN (2147483647)
#endif /* ISO C99 */
#ifndef __NO_LONG_DOUBLE_MATH
/* On hppa `long double' and `double' are 64-bits. So, libm is built
with NO_LONG_DOUBLE defined. The following define ensures the library
and headers are consistent. This disables the declaration of all the
`long double' function variants. */
# define __NO_LONG_DOUBLE_MATH 1
#endif