xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/pointers/tst.PointerAssignment.d (revision 71269a2275bf5a143dad6461eee2710a344e7261)
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: Pointers assignment simply copies over the pointer address in the
31  * variable on the right hand side into the variable on the left hand side.
32  *
33  * SECTION: Pointers and Arrays/Pointer and Array Relationship
34  *
35  * NOTES:
36  *
37  */
38 
39 #pragma D option quiet
40 
41 int array[3];
42 int *ptr1;
43 int *ptr2;
44 
45 BEGIN
46 {
47 	array[0] = 200;
48 	array[1] = 400;
49 	array[2] = 600;
50 
51 	ptr1 = array;
52 	ptr2 = ptr1;
53 
54 	ptr2[0] = 400;
55 	ptr2[1] = 800;
56 	ptr2[2] = 1200;
57 
58 	printf("array[0]: %d\tptr2[0]: %d\n", array[0], ptr2[0]);
59 	printf("array[1]: %d\tptr2[1]: %d\n", array[1], ptr2[1]);
60 	printf("array[2]: %d\tptr2[2]: %d\n", array[2], ptr2[2]);
61 
62 	exit(0);
63 
64 }
65 
66 END
67 /(array[0] != 400) || (array[1] != 800) || (array[2] != 1200)/
68 {
69 	printf("Error");
70 	exit(1);
71 }
72