xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/safety/tst.unalign.d (revision ddb365bfc9e868ad24ccdcb0dc91af18b10df082)
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  * We set our buffer size absurdly low to prevent a flood of errors that we
29  * don't care about.  Note that this test (unlike some other safety tests)
30  * doesn't check the error count -- some architectures have no notion of
31  * alignment.
32  */
33 #pragma D option bufsize=16
34 #pragma D option bufpolicy=ring
35 
36 fbt:::
37 {
38 	n++;
39 	trace(*(int *)(rand() | 1));
40 }
41 
42 tick-1sec
43 /sec++ == 10/
44 {
45 	exit(2);
46 }
47 
48 END
49 /n == 0/
50 {
51 	exit(1);
52 }
53 
54 END
55 /n != 0/
56 {
57 	exit(0);
58 }
59