xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/pointers/tst.PointerAssignment.d (revision e3ae4b35c024af1196582063ecee3ab79367227d)
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: Pointers assignment simply copies over the pointer address in the
29  * variable on the right hand side into the variable on the left hand side.
30  *
31  * SECTION: Pointers and Arrays/Pointer and Array Relationship
32  *
33  * NOTES:
34  *
35  */
36 
37 #pragma D option quiet
38 
39 int array[3];
40 int *ptr1;
41 int *ptr2;
42 
43 BEGIN
44 {
45 	array[0] = 200;
46 	array[1] = 400;
47 	array[2] = 600;
48 
49 	ptr1 = array;
50 	ptr2 = ptr1;
51 
52 	ptr2[0] = 400;
53 	ptr2[1] = 800;
54 	ptr2[2] = 1200;
55 
56 	printf("array[0]: %d\tptr2[0]: %d\n", array[0], ptr2[0]);
57 	printf("array[1]: %d\tptr2[1]: %d\n", array[1], ptr2[1]);
58 	printf("array[2]: %d\tptr2[2]: %d\n", array[2], ptr2[2]);
59 
60 	exit(0);
61 
62 }
63 
64 END
65 /(array[0] != 400) || (array[1] != 800) || (array[2] != 1200)/
66 {
67 	printf("Error");
68 	exit(1);
69 }
70