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 2 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, write to the Free Software 17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 18 # 02110-1301 USA 19 20 # Written by Paul Eggert. 21 22 AC_DEFUN([BISON_TEST_FOR_WORKING_C_COMPILER], [ 23 AC_COMPILE_IFELSE( 24 [AC_LANG_PROGRAM( 25 [[#include <limits.h> 26 int test_array[CHAR_BIT];]])], 27 [], 28 [AC_MSG_FAILURE([cannot compile a simple C program])]) 29 ]) 30
