1/* Stub `HUGE_VAL' constant.
2   Used by <stdlib.h> and <math.h> functions for overflow.
3   Copyright (C) 1992, 1996, 1997, 2004 Free Software Foundation, Inc.
4   This file is part of the GNU C Library.
5
6   The GNU C Library is free software; you can redistribute it and/or
7   modify it under the terms of the GNU Lesser General Public
8   License as published by the Free Software Foundation; either
9   version 2.1 of the License, or (at your option) any later version.
10
11   The GNU C Library is distributed in the hope that it will be useful,
12   but WITHOUT ANY WARRANTY; without even the implied warranty of
13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14   Lesser General Public License for more details.
15
16   You should have received a copy of the GNU Lesser General Public
17   License along with the GNU C Library; if not, see
18   <http://www.gnu.org/licenses/>.  */
19
20#ifndef _MATH_H
21# error "Never use <bits/huge_val.h> directly; include <math.h> instead."
22#endif
23
24#if __GNUC_PREREQ(3,3)
25# define HUGE_VAL	(__builtin_huge_val())
26#else
27# define HUGE_VAL	1e37
28#endif
29
30#if __GNUC_PREREQ(3,3)
31# define HUGE_VALF  (__builtin_huge_valf())
32#else
33# define HUGE_VALF  1e37f
34#endif
35
36#if __GNUC_PREREQ(3,3)
37# define HUGE_VALL  (__builtin_huge_vall())
38#else
39# define HUGE_VALL  ((long double) HUGE_VAL)
40#endif
41