| 1 | /* Auxiliary definitions for <float.h>. |
| 2 | Copyright (C) 2011-2012 Free Software Foundation, Inc. |
| 3 | Written by Bruno Haible <bruno@clisp.org>, 2011. |
| 4 | |
| 5 | This program is free software: you can redistribute it and/or modify |
| 6 | it under the terms of the GNU Lesser General Public License as published by |
| 7 | the Free Software Foundation; either version 3 of the License, or |
| 8 | (at your option) any later version. |
| 9 | |
| 10 | This program 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 |
| 13 | GNU Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public License |
| 16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | #include <config.h> |
| 19 | |
| 20 | /* Specification. */ |
| 21 | #include <float.h> |
| 22 | |
| 23 | #if (defined _ARCH_PPC || defined _POWER) && (defined _AIX || defined __linux__) && (LDBL_MANT_DIG == 106) && defined __GNUC__ |
| 24 | const union gl_long_double_union gl_LDBL_MAX = |
| 25 | { { DBL_MAX, DBL_MAX / (double)134217728UL / (double)134217728UL } }; |
| 26 | #elif defined __i386__ |
| 27 | const union gl_long_double_union gl_LDBL_MAX = |
| 28 | { { 0xFFFFFFFF, 0xFFFFFFFF, 32766 } }; |
| 29 | #else |
| 30 | /* This declaration is solely to ensure that after preprocessing |
| 31 | this file is never empty. */ |
| 32 | typedef int dummy; |
| 33 | #endif |