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 /* 28 * ASSERTION: 29 * A circular definition of unions (two unions defining each other as 30 * members) should throw an error at compile time. 31 * 32 * SECTION: Structs and Unions/Unions 33 * 34 */ 35 36 #pragma D option quiet 37 38 union record { 39 union pirate p; 40 int position; 41 char content; 42 }; 43 44 45 union pirate { 46 union record r; 47 int position; 48 char content; 49 }; 50 51 union record rec; 52 union pirate pir; 53 54 BEGIN 55 { 56 rec.position = 0; 57 rec.content = 'a'; 58 printf( 59 "rec.position: %d\nrec.content: %c\n", rec.position, rec.content); 60 61 exit(0); 62 } 63 64