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