From owner-freebsd-bugs@FreeBSD.ORG  Wed Apr 17 09:37:42 2013
Return-Path: <owner-freebsd-bugs@FreeBSD.ORG>
Delivered-To: freebsd-bugs@FreeBSD.org
Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115])
 by hub.freebsd.org (Postfix) with ESMTP id 63A51865;
 Wed, 17 Apr 2013 09:37:42 +0000 (UTC)
 (envelope-from davidxu@freebsd.org)
Received: from freefall.freebsd.org (freefall.freebsd.org
 [IPv6:2001:1900:2254:206c::16:87])
 by mx1.freebsd.org (Postfix) with ESMTP id 39D9B85C;
 Wed, 17 Apr 2013 09:37:42 +0000 (UTC)
Received: from xyf.my.dom (localhost [127.0.0.1])
 by freefall.freebsd.org (8.14.6/8.14.6) with ESMTP id r3H9bd7q005186;
 Wed, 17 Apr 2013 09:37:41 GMT (envelope-from davidxu@freebsd.org)
Message-ID: <516E6D7A.5030006@freebsd.org>
Date: Wed, 17 Apr 2013 17:38:02 +0800
From: David Xu <davidxu@freebsd.org>
User-Agent: Mozilla/5.0 (X11; FreeBSD i386;
 rv:17.0) Gecko/20130416 Thunderbird/17.0.5
MIME-Version: 1.0
To: Bruce Evans <brde@optusnet.com.au>
Subject: Re: misc/177624: Swapcontext can get compiled incorrectly
References: <201304040232.r342WFTC020054@red.freebsd.org>
 <20130404232206.S1025@besplex.bde.org> <20130405011027.Y1350@besplex.bde.org>
 <CF93B187-2005-46EA-B581-2FB10EFDD55E@uci.edu>
 <20130405044424.Y2557@besplex.bde.org> <5160DCD9.5070503@freebsd.org>
In-Reply-To: <5160DCD9.5070503@freebsd.org>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 7bit
Cc: Brian Demsky <bdemsky@uci.edu>, freebsd-bugs@FreeBSD.org,
 freebsd-gnats-submit@FreeBSD.org
X-BeenThere: freebsd-bugs@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: Bug reports <freebsd-bugs.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-bugs>,
 <mailto:freebsd-bugs-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-bugs>
List-Post: <mailto:freebsd-bugs@freebsd.org>
List-Help: <mailto:freebsd-bugs-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-bugs>,
 <mailto:freebsd-bugs-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 17 Apr 2013 09:37:42 -0000

I have worked out a patch:

http://people.freebsd.org/~davidxu/patch/libc_swapcontext.diff