tst.ptrops.d revision 178477
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#pragma ident "%Z%%M% %I% %E% SMI" 28 29/* 30 * ASSERTION: 31 * Verify relational operators with pointers 32 * 33 * SECTION: Types, Operators, and Expressions/Relational Operators; 34 * Types, Operators, and Expressions/Logical Operators; 35 * Types, Operators, and Expressions/Precedence 36 * 37 */ 38 39#pragma D option quiet 40 41 42BEGIN 43{ 44 ptr_1 = &`kmem_flags; 45 ptr_2 = (&`kmem_flags) + 1; 46 ptr_3 = (&`kmem_flags) - 1 ; 47} 48 49tick-1 50/ptr_1 >= ptr_2 || ptr_2 <= ptr_1 || ptr_1 == ptr_2/ 51{ 52 printf("Shouldn't end up here (1)\n"); 53 printf("ptr_1 = %x ptr_2 = %x ptr_3 = %x\n", 54 (int) ptr_1, (int) ptr_2, (int) ptr_3); 55 exit(1); 56} 57 58tick-1 59/ptr_3 > ptr_1 || ptr_1 < ptr_3 || ptr_3 == ptr_1/ 60{ 61 printf("Shouldn't end up here (2)\n"); 62 printf("ptr_1 = %x ptr_2 = %x ptr_3 = %x\n", 63 (int) ptr_1, (int) ptr_2, (int) ptr_3); 64 exit(1); 65} 66 67tick-1 68/ptr_3 > ptr_2 || ptr_1 < ptr_2 ^^ ptr_3 == ptr_2 && !(ptr_1 != ptr_2)/ 69{ 70 exit(0); 71} 72