tst.OffsetofUnion.d revision 178476 
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:
30 * Test invocation of offsetof() with a union type alias.
31 *
32 * SECTION: Structs and Unions/Member Sizes and Offsets
33 *
34 * NOTES:
35 *
36 */
37
38#pragma D option quiet
39
40union record {
41	int x;
42	int y;
43	char c;
44};
45
46BEGIN
47{
48	printf("offsetof(record, x) = %d\n", offsetof(union D`record, x));
49	printf("offsetof(record, y) = %d\n", offsetof(union D`record, y));
50	printf("offsetof(record, c) = %d\n", offsetof(union D`record, c));
51	exit(0);
52}
53
54END
55/(0 != offsetof(union D`record, y)) && (0 != offsetof(union D`record, x)) &&
56    (0 != offsetof(union D`record, c))/
57{
58	exit(1);
59}
60