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      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 #pragma	ident	"%Z%%M%	%I%	%E% SMI"
     28 
     29 #include <stdio.h>
     30 #include <stdlib.h>
     31 #include <sys/types.h>
     32 #include <limits.h>
     33 
     34 /*
     35  * This file tests for large (2GB and greater) allocations.
     36  * this test should fail the second allocation.
     37  *
     38  * cc -O -o failwide failwide.c -lmtmalloc
     39  */
     40 
     41 main(int argc, char ** argv)
     42 {
     43 	char * foo;
     44 	char * bar;
     45 	size_t request = LONG_MAX;
     46 
     47 	foo = malloc(request/2); /* prime the pump */
     48 
     49 	foo = (char *)sbrk(0);
     50 	printf ("Before big malloc brk is %p request %d\n", foo, request);
     51 	foo = malloc(request + request/2);
     52 	bar = (char *)sbrk(0);
     53 	printf ("After big malloc brk is %p, should be the same.\n", bar);
     54 }
     55