From owner-svn-src-all@FreeBSD.ORG  Sun Jun 21 08:49:07 2009
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 047B9106564A;
	Sun, 21 Jun 2009 08:49:07 +0000 (UTC)
	(envelope-from rdivacky@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id D08FB8FC1E;
	Sun, 21 Jun 2009 08:49:06 +0000 (UTC)
	(envelope-from rdivacky@FreeBSD.org)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id n5L8n6Hw000743;
	Sun, 21 Jun 2009 08:49:06 GMT
	(envelope-from rdivacky@svn.freebsd.org)
Received: (from rdivacky@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id n5L8n6Ki000741;
	Sun, 21 Jun 2009 08:49:06 GMT
	(envelope-from rdivacky@svn.freebsd.org)
Message-Id: <200906210849.n5L8n6Ki000741@svn.freebsd.org>
From: Roman Divacky <rdivacky@FreeBSD.org>
Date: Sun, 21 Jun 2009 08:49:06 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
	svn-src-head@freebsd.org
X-SVN-Group: head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r194577 - head/sys/net
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
	user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sun, 21 Jun 2009 08:49:07 -0000

Author: rdivacky
Date: Sun Jun 21 08:49:06 2009
New Revision: 194577
URL: http://svn.freebsd.org/changeset/base/194577

Log:
  In non-debugging mode make this define (void)0 instead of nothing. This
  helps to catch bugs like the below with clang.
  
  	if (cond);		<--- note the trailing ;
  	   something();
  
  Approved by:	ed (mentor)
  Discussed on:	current@

Modified:
  head/sys/net/bridgestp.c

Modified: head/sys/net/bridgestp.c
==============================================================================
--- head/sys/net/bridgestp.c	Sun Jun 21 08:36:30 2009	(r194576)
+++ head/sys/net/bridgestp.c	Sun Jun 21 08:49:06 2009	(r194577)
@@ -68,7 +68,7 @@ __FBSDID("$FreeBSD$");
 #ifdef	BRIDGESTP_DEBUG
 #define	DPRINTF(fmt, arg...)	printf("bstp: " fmt, ##arg)
 #else
-#define	DPRINTF(fmt, arg...)
+#define	DPRINTF(fmt, arg...)	(void)0
 #endif
 
 #define	PV2ADDR(pv, eaddr)	do {		\