xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/types/tst.ptrops.d (revision 59d65d3175825093531e82f44269d948ed510a00)
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:
29  *	Verify relational operators with pointers
30  *
31  * SECTION: Types, Operators, and Expressions/Relational Operators;
32  *	Types, Operators, and Expressions/Logical Operators;
33  *	Types, Operators, and Expressions/Precedence
34  *
35  */
36 
37 #pragma D option quiet
38 
39 
40 BEGIN
41 {
42 	ptr_1 = &`kmem_flags;
43 	ptr_2 = (&`kmem_flags) + 1;
44 	ptr_3 = (&`kmem_flags) - 1 ;
45 }
46 
47 tick-1
48 /ptr_1 >= ptr_2 || ptr_2 <= ptr_1 || ptr_1 == ptr_2/
49 {
50 	printf("Shouldn't end up here (1)\n");
51 	printf("ptr_1 = %x ptr_2 = %x ptr_3 = %x\n",
52 		(int) ptr_1, (int) ptr_2, (int) ptr_3);
53 	exit(1);
54 }
55 
56 tick-1
57 /ptr_3 > ptr_1 || ptr_1 < ptr_3 || ptr_3 == ptr_1/
58 {
59 	printf("Shouldn't end up here (2)\n");
60 	printf("ptr_1 = %x ptr_2 = %x ptr_3 = %x\n",
61 		(int) ptr_1, (int) ptr_2, (int) ptr_3);
62 	exit(1);
63 }
64 
65 tick-1
66 /ptr_3 > ptr_2 || ptr_1 < ptr_2 ^^ ptr_3 == ptr_2 && !(ptr_1 != ptr_2)/
67 {
68 	exit(0);
69 }
70