From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 11161 invoked by alias); 13 Dec 2006 21:04:08 -0000 Received: (qmail 11147 invoked by uid 22791); 13 Dec 2006 21:04:06 -0000 X-Spam-Check-By: sourceware.org Received: from nevyn.them.org (HELO nevyn.them.org) (66.93.172.17) by sourceware.org (qpsmtpd/0.31.1) with ESMTP; Wed, 13 Dec 2006 21:03:59 +0000 Received: from drow by nevyn.them.org with local (Exim 4.63) (envelope-from ) id 1GubGf-00075I-3d; Wed, 13 Dec 2006 16:03:57 -0500 Date: Wed, 13 Dec 2006 21:04:00 -0000 From: Daniel Jacobowitz To: Jan Kratochvil , gdb-patches@sourceware.org Subject: Re: [PATCH] Re: Unwinding CFI gcc practice of assumed `same value' regs Message-ID: <20061213210357.GA27039@nevyn.them.org> Mail-Followup-To: Jan Kratochvil , gdb-patches@sourceware.org References: <20061211190300.GA4372@host0.dyn.jankratochvil.net> <20061211224022.AD76E1800E7@magilla.sf.frob.com> <20061212155233.GH29911@devserv.devel.redhat.com> <20061213204603.GA11741@host0.dyn.jankratochvil.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20061213204603.GA11741@host0.dyn.jankratochvil.net> User-Agent: Mutt/1.5.13 (2006-08-11) X-IsSubscribed: yes Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org X-SW-Source: 2006-12/txt/msg00179.txt.bz2 On Wed, Dec 13, 2006 at 09:46:04PM +0100, Jan Kratochvil wrote: > Attaching patch for current gdb CVS to properly terminate on return address 0. > The check was already present there but it got applied one backward step later. > > I hope these three patches are be 100% reliable and also backward compatible. Please read the previous discussion and patch on this topic: http://sourceware.org/ml/gdb-patches/2006-07/msg00392.html Mark, I don't suppose you find it convincing that the libgcc unwinder terminates on PC == 0 too? -- Daniel Jacobowitz CodeSourcery