62 lines
1.6 KiB
C
62 lines
1.6 KiB
C
/* Test of safe automatic memory allocation.
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Copyright (C) 2005, 2007, 2009-2025 Free Software Foundation, Inc.
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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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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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/* Written by Bruno Haible <bruno@clisp.org>, 2005. */
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#include <config.h>
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#include "malloca.h"
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#include <stdlib.h>
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static void
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do_allocation (int n)
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{
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void *volatile ptr = malloca (n);
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freea (ptr);
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safe_alloca (n);
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}
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void (*func) (int) = do_allocation;
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int
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main ()
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{
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int i;
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/* This slows down malloc a lot. */
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unsetenv ("MALLOC_PERTURB_");
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/* Repeat a lot of times, to make sure there's no memory leak. */
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for (i = 0; i < 50000; i++)
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{
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/* Try various values.
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n = 0 gave a crash on Alpha with gcc-2.5.8.
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Some versions of Mac OS X have a stack size limit of 512 KB. */
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func (34);
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func (134);
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func (399);
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func (510823);
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func (129321);
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func (0);
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func (4070);
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func (4095);
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func (1);
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func (16582);
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}
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return 0;
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}
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