usr/src/cmd/dtrace/test/tst/common/print/tst.bitfield.d

   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 (c) 2011 by Delphix. All rights reserved.
  24  */
  25
  26 #pragma D option quiet
  27
  28 typedef struct forward forward_t;
  29
  30 typedef struct foo {
  31         int a:4;
  32         int b:7;
  33         int c:1;
  34         int d:2;
  35 } foo_t;
  36
  37 BEGIN
  38 {
  39         this->s = (foo_t *)alloca(sizeof (foo_t));
  40
  41         this->s->a = 1;
  42         this->s->b = 5;
  43         this->s->c = 0;
  44         this->s->d = 2;
  45
  46         print(*this->s);
  47
  48         exit(0);
  49 }