1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright (c) 1998 by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27 #include <stdio.h>
28 #include <stdlib.h>
29 #include <sys/types.h>
30 #include <limits.h>
31
32 /*
33 * This file tests for large (2GB and greater) allocations.
34 * this test should fail the second allocation.
35 *
36 * cc -O -o failwide failwide.c -lmtmalloc
37 */
38
main(int argc,char ** argv)39 main(int argc, char ** argv)
40 {
41 char * foo;
42 char * bar;
43 size_t request = LONG_MAX;
44
45 foo = malloc(request/2); /* prime the pump */
46
47 foo = (char *)sbrk(0);
48 printf ("Before big malloc brk is %p request %d\n", foo, request);
49 foo = malloc(request + request/2);
50 bar = (char *)sbrk(0);
51 printf ("After big malloc brk is %p, should be the same.\n", bar);
52 }
53