xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/pointers/tst.PointerArithmetic1.d (revision 8b80e8cb6855118d46f605e91b5ed4ce83417395)
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  * Pointer arithmetic implicitly adjusts the underlying address by
32  * multiplying or dividing the operands by the size of the type referenced
33  * by the pointer.
34  *
35  * SECTION: Pointers and Arrays/Pointer Arithmetic
36  *
37  * NOTES:
38  *
39  */
40 
41 #pragma D option quiet
42 
43 int *x;
44 
45 BEGIN
46 {
47 	printf("x: %x\n", (int) x);
48 	printf("x + 1: %x\n", (int) (x+1));
49 	printf("x + 2: %x\n", (int) (x+2));
50 	exit(0);
51 }
52 
53 END
54 /(0 != (int) x) || (4 != (int) (x+1)) || (8 != (int) (x+2))/
55 {
56 	printf("Error");
57 	exit(1);
58 }
59