From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 5377 invoked by alias); 4 Feb 2008 21:04:02 -0000 Received: (qmail 5329 invoked by uid 22791); 4 Feb 2008 21:04:02 -0000 X-Spam-Check-By: sourceware.org Received: from NaN.false.org (HELO nan.false.org) (208.75.86.248) by sourceware.org (qpsmtpd/0.31) with ESMTP; Mon, 04 Feb 2008 21:03:37 +0000 Received: from nan.false.org (localhost [127.0.0.1]) by nan.false.org (Postfix) with ESMTP id EE08C9829D; Mon, 4 Feb 2008 21:03:34 +0000 (GMT) Received: from caradoc.them.org (22.svnf5.xdsl.nauticom.net [209.195.183.55]) by nan.false.org (Postfix) with ESMTP id D960498216; Mon, 4 Feb 2008 21:03:34 +0000 (GMT) Received: from drow by caradoc.them.org with local (Exim 4.68) (envelope-from ) id 1JM8TV-00063a-OJ; Mon, 04 Feb 2008 16:03:33 -0500 Date: Mon, 04 Feb 2008 21:04:00 -0000 From: Daniel Jacobowitz To: Greg Law Cc: gdb-patches@sourceware.org Subject: Re: SIGSEGV on gdb 6.7* Message-ID: <20080204210333.GA23250@caradoc.them.org> Mail-Followup-To: Greg Law , gdb-patches@sourceware.org References: <47A77A6C.8050007@undo-software.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <47A77A6C.8050007@undo-software.com> User-Agent: Mutt/1.5.17 (2007-12-11) 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: 2008-02/txt/msg00083.txt.bz2 On Mon, Feb 04, 2008 at 08:49:48PM +0000, Greg Law wrote: > yet there appear to be pointers to the regcache squirrelled away in > various other places, notably the prologue_cache member of the frame_info > structure. Could you give a specific example? I don't think there should be such pointers. > I guess this might result in some "unnecessary" fetches of the register > state, but that has to be favourable to a SEGV :) Not really - we go to a lot of trouble to avoid this. -- Daniel Jacobowitz CodeSourcery