xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/pointers/err.InvalidAddress5.d (revision 8475e04352e630e4bd0f59a283286ee2475a14ce)
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  * Using integer arithmetic providing a non-aligned memory address will throw
32  * a runtime error.
33  *
34  * SECTION: Pointers and Arrays/Generic Pointers
35  *
36  * NOTES:
37  * This test doesn't apply to x86; for the time being, we're working
38  * around this with the preprocessor.
39  */
40 
41 #pragma D option quiet
42 
43 int array[3];
44 uintptr_t uptr;
45 int *p;
46 int *q;
47 int *r;
48 
49 BEGIN
50 {
51 #ifdef __i386
52 	exit(1);
53 #else
54 	array[0] = 20;
55 	array[1] = 40;
56 	array[2] = 80;
57 
58 	uptr = (uintptr_t) &array[0];
59 
60 	p = (int *) (uptr);
61 	q = (int *) (uptr + 2);
62 	r = (int *) (uptr + 3);
63 
64 	printf("array[0]: %d\t*p: %d\n", array[0], *p);
65 	printf("array[1]: %d\t*q: %d\n", array[1], *q);
66 	printf("array[2]: %d\t*r: %d\n", array[2], *r);
67 
68 	exit(0);
69 #endif
70 }
71 
72 ERROR
73 {
74 	exit(1);
75 }
76