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#pragma ident	"%Z%%M%	%I%	%E% SMI"
27
28/*
29 * ASSERTION: offsetof can be used anywhere in a D program that an integer
30 * constant can be used.
31 *
32 * SECTION: Structs and Unions/Member Sizes and Offsets
33 *
34 * NOTES:
35 *
36 */
37
38#pragma D option quiet
39
40typedef struct record {
41	char c;
42	int x;
43	int y;
44} record_t;
45
46BEGIN
47{
48
49	add = offsetof(record_t, c) + offsetof(record_t, x) +
50	    offsetof(record_t, y);
51	sub = offsetof(record_t, y) - offsetof(record_t, x);
52	mul = offsetof(record_t, x) * offsetof(record_t, c);
53	div = offsetof(record_t, y) / offsetof(record_t, x);
54
55	printf("offsetof(record_t, c) = %d\n", offsetof(record_t, c));
56	printf("offsetof(record_t, x) = %d\n", offsetof(record_t, x));
57	printf("offsetof(record_t, y) = %d\n", offsetof(record_t, y));
58
59	printf("Addition of offsets (c+x+y)= %d\n", add);
60	printf("Subtraction of offsets (y-x)= %d\n", sub);
61	printf("Multiplication of offsets (x*c) = %d\n", mul);
62	printf("Division of offsets (y/x) = %d\n", div);
63
64	exit(0);
65}
66
67END
68/(8 != offsetof(record_t, y)) || (4 != offsetof(record_t, x)) ||
69    (0 != offsetof(record_t, c)) || (12 != add)  || (4 != sub) || (0 != mul)
70    || (2 != div)/
71{
72	exit(1);
73}
74