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| 1 # Sanity test a C compiler. |
| 2 |
| 3 # Copyright (C) 2006 Free Software Foundation, Inc. |
| 4 # |
| 5 # This program is free software: you can redistribute it and/or modify |
| 6 # it under the terms of the GNU 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 General Public License for more details. |
| 14 # |
| 15 # You should have received a copy of the GNU General Public License |
| 16 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 17 |
| 18 # Written by Paul Eggert. |
| 19 |
| 20 AC_DEFUN([BISON_TEST_FOR_WORKING_C_COMPILER], [ |
| 21 AC_COMPILE_IFELSE( |
| 22 [AC_LANG_PROGRAM( |
| 23 [[#include <limits.h> |
| 24 int test_array[CHAR_BIT];]])], |
| 25 [], |
| 26 [AC_MSG_FAILURE([cannot compile a simple C program])]) |
| 27 ]) |
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