From owner-svn-src-all@FreeBSD.ORG  Fri May 10 14:14:36 2013
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@FreeBSD.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by hub.freebsd.org (Postfix) with ESMTP id 4E9DE89E;
 Fri, 10 May 2013 14:14:36 +0000 (UTC)
 (envelope-from dc552@hermes.cam.ac.uk)
Received: from ppsw-42.csi.cam.ac.uk (ppsw-42.csi.cam.ac.uk
 [IPv6:2001:630:212:8::e:f42])
 by mx1.freebsd.org (Postfix) with ESMTP id 15040C39;
 Fri, 10 May 2013 14:14:36 +0000 (UTC)
X-Cam-AntiVirus: no malware found
X-Cam-ScannerInfo: http://www.cam.ac.uk/cs/email/scanner/
Received: from [12.202.122.2] (port=60930 helo=[172.20.9.19])
 by ppsw-42.csi.cam.ac.uk (smtp.hermes.cam.ac.uk [131.111.8.159]:587)
 with esmtpsa (PLAIN:dc552) (TLSv1:AES128-SHA:128)
 id 1Uao5h-0006rW-8a (Exim 4.80_167-5a66dd3)
 (return-path <dc552@hermes.cam.ac.uk>); Fri, 10 May 2013 15:14:35 +0100
Content-Type: text/plain; charset=us-ascii
Mime-Version: 1.0 (Mac OS X Mail 6.2 \(1499\))
Subject: Re: svn commit: r250430 - head/sbin/dmesg
From: David Chisnall <David.Chisnall@cl.cam.ac.uk>
In-Reply-To: <CAF6rxgm-kW9nkxU_=iKNPBNwsoqSRqfxXJi+irjPQ8t+5OzkOg@mail.gmail.com>
Date: Fri, 10 May 2013 10:14:32 -0400
Content-Transfer-Encoding: 7bit
Message-Id: <187FE41A-30AF-4F99-AD0E-9AAF83FDD947@cl.cam.ac.uk>
References: <201305100342.r4A3gmc9080595@svn.freebsd.org>
 <20130510074235.GA19945@FreeBSD.org>
 <CAF6rxgkHDzMPY7za8z--SSPz3VJGisM_nT96CX9xxKvU4h5TxA@mail.gmail.com>
 <20130510133637.GA1679@FreeBSD.org>
 <CAF6rxgntq78dOseBdB_o4a7Qk09kpzk1BS9KtCcW=gQSAa+fhw@mail.gmail.com>
 <B9131AF3-6954-4648-89C6-221F2EAA5904@FreeBSD.org>
 <CAF6rxgm-kW9nkxU_=iKNPBNwsoqSRqfxXJi+irjPQ8t+5OzkOg@mail.gmail.com>
To: Eitan Adler <eadler@FreeBSD.org>
X-Mailer: Apple Mail (2.1499)
Sender: "Dr D. Chisnall" <dc552@hermes.cam.ac.uk>
Cc: svn-src-head@FreeBSD.org, Alexey Dokuchaev <danfe@FreeBSD.org>,
 src-committers@FreeBSD.org, David Chisnall <theraven@FreeBSD.org>,
 svn-src-all@FreeBSD.org
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.14
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/options/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: Fri, 10 May 2013 14:14:36 -0000

On 10 May 2013, at 10:12, Eitan Adler <eadler@FreeBSD.org> wrote:

>   I don't remember any recent tool which uses that cast
> to remove errors.

clang -Wunused-result
gcc -Wunused-result

David