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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 1998 by Sun Microsystems, Inc.
* All rights reserved.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <stdio.h>
#include "mtmalloc.h"
/*
* test double free. The first double free should be fine.
* the next double free should result in a core dump.
*
* cc -O -o dblfree dblfree.c -I../common -lmtmalloc
*/
main(int argc, char ** argv)
{
char *foo;
foo = malloc(10);
free(foo);
mallocctl(MTDOUBLEFREE, 1);
printf("Double free coming up\n");
printf("This should NOT dump core.\n");
free(foo);
foo = malloc(10);
free(foo);
mallocctl(MTDOUBLEFREE, 0);
printf("Double free coming up\n");
printf("This should dump core.\n");
free(foo);
}
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