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28 lines
979 B
Plaintext
28 lines
979 B
Plaintext
# Sanity test a C compiler.
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# Copyright (C) 2006, 2009-2012 Free Software Foundation, Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Written by Paul Eggert.
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AC_DEFUN([BISON_TEST_FOR_WORKING_C_COMPILER], [
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM(
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[[#include <limits.h>
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int test_array[CHAR_BIT];]])],
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[],
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[AC_MSG_FAILURE([cannot compile a simple C program])])
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])
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