| /* Default `HUGE_VALL' constant. |
| Used by <stdlib.h> and <math.h> functions for overflow. |
| Copyright (C) 1992, 1996, 1997, 2004 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/huge_vall.h> directly; include <math.h> instead." |
| #endif |
| |
| #if __GNUC_PREREQ(3,3) |
| # define HUGE_VALL (__builtin_huge_vall()) |
| #else |
| # define HUGE_VALL ((long double) HUGE_VAL) |
| #endif |
