From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 22835 invoked by alias); 7 Sep 2006 17:38:22 -0000 Received: (qmail 22827 invoked by uid 22791); 7 Sep 2006 17:38:21 -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; Thu, 07 Sep 2006 17:38:20 +0000 Received: from drow by nevyn.them.org with local (Exim 4.54) id 1GLNpN-00034l-5d; Thu, 07 Sep 2006 13:38:13 -0400 Date: Thu, 07 Sep 2006 17:38:00 -0000 From: Daniel Jacobowitz To: "Zarges, Olav" Cc: "gdb@sourceware.org" Subject: Re: gdb-6.5 produces infinite backtrace on ARM Message-ID: <20060907173813.GA11751@nevyn.them.org> Mail-Followup-To: "Zarges, Olav" , "gdb@sourceware.org" References: <20060819052434.GA15612@nevyn.them.org> <44E999B4.5030905@imc-berlin.de> <20060821124241.GA16416@nevyn.them.org> <44FECDF7.2050900@imc-berlin.de> <20060906144356.GA2786@nevyn.them.org> <44FEE32E.60401@imc-berlin.de> <20060906151915.GA4002@nevyn.them.org> <44FEEB57.6010807@imc-berlin.de> <20060906155248.GA4902@nevyn.them.org> <450045B5.1070402@imc-berlin.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <450045B5.1070402@imc-berlin.de> User-Agent: Mutt/1.5.11+cvs20060403 X-IsSubscribed: yes Mailing-List: contact gdb-help@sourceware.org; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sourceware.org X-SW-Source: 2006-09/txt/msg00045.txt.bz2 On Thu, Sep 07, 2006 at 06:15:49PM +0200, Zarges, Olav wrote: > Then I just added my changes (warnings instead of errors) and your new > frame_register_unwind_location() function and its invocation to > gdb-6.5-release source tree. Gdb then crashes after hitting the second > breakpoint. You can't do that. Frames should never be NULL; having a return in a path which returns a NULL frame is invalid. > Do you plan to publish a patch on top of gdb-6.5-release for this issue? Maybe, but probably not. We don't have enough manpower for that sort of thing; I will try to get HEAD fixed, but that's all I can promise. -- Daniel Jacobowitz CodeSourcery