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 (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* 28 * ASSERTION: Demonstrating valid memory access. 29 * 30 * SECTION: Pointers and Arrays/Pointers and Addresses 31 * 32 * NOTES: 33 * 34 */ 35 36 #pragma D option quiet 37 38 BEGIN 39 { 40 x = (int *)alloca(sizeof (int)); 41 printf("Address x: %x\n", (int) x); 42 y = (int *) (x); 43 *y = 3; 44 printf("Address y: %x\tValue: %d\n", (int) y, *y); 45 46 exit(0); 47 } 48