xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/pointers/tst.PointerArithmetic2.d (revision 60405de4d8688d96dd05157c28db3ade5c9bc234)
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  * D pointers can be used to refer to consecutive storage locations like
32  * arrays.
33  *
34  * SECTION: Pointers and Arrays/Pointer and Array Relationship
35  *
36  * NOTES:
37  *
38  */
39 
40 #pragma D option quiet
41 
42 int array[5];
43 BEGIN
44 {
45 	array[0] = 100;
46 	array[1] = 200;
47 	array[2] = 300;
48 	array[3] = 400;
49 	array[4] = 500;
50 
51 	p = &array[0];
52 
53 	printf("array[0]: %d\t*p: %d\n", array[0], *p);
54 	printf("array[1]: %d\t*(p+1): %d\n", array[1], *(p+1));
55 	printf("array[2]: %d\t*(p+2): %d\n", array[2], *(p+2));
56 	printf("array[3]: %d\t*(p+3): %d\n", array[3], *(p+3));
57 	printf("array[4]: %d\t*(p+4): %d\n", array[4], *(p+4));
58 
59 	exit(0);
60 
61 }
62 
63 END
64 /(array[0] != *p) || (array[1] != *(p+1)) || (array[2] != *(p+2))
65     || (array[3] != *(p+3)) || (array[4] != *(p+4))/
66 {
67 	printf("Error");
68 	exit(1);
69 }
70 
71 
72 
73