From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10603 invoked by alias); 3 Nov 2009 18:14:30 -0000 Received: (qmail 10593 invoked by uid 22791); 3 Nov 2009 18:14:29 -0000 X-SWARE-Spam-Status: No, hits=-2.5 required=5.0 tests=AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from NaN.false.org (HELO nan.false.org) (208.75.86.248) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 03 Nov 2009 18:14:26 +0000 Received: from nan.false.org (localhost [127.0.0.1]) by nan.false.org (Postfix) with ESMTP id A01EF10EA3; Tue, 3 Nov 2009 18:14:24 +0000 (GMT) Received: from caradoc.them.org (209.195.188.212.nauticom.net [209.195.188.212]) by nan.false.org (Postfix) with ESMTP id 846461086A; Tue, 3 Nov 2009 18:14:24 +0000 (GMT) Received: from drow by caradoc.them.org with local (Exim 4.69) (envelope-from ) id 1N5Ntg-0002cL-0O; Tue, 03 Nov 2009 13:14:24 -0500 Date: Tue, 03 Nov 2009 18:14:00 -0000 From: Daniel Jacobowitz To: Jean Christophe Beyler Cc: Paul Pluzhnikov , David Daney , gdb@sourceware.org Subject: Re: GDB interactions with GCC Message-ID: <20091103181423.GA9986@caradoc.them.org> Mail-Followup-To: Jean Christophe Beyler , Paul Pluzhnikov , David Daney , gdb@sourceware.org References: <4AEF6834.1080208@caviumnetworks.com> <8ac60eac0911030938y2fba14a3na8446d61c7d497f5@mail.gmail.com> <20091103180127.GA7855@caradoc.them.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.20 (2009-06-14) X-IsSubscribed: yes Mailing-List: contact gdb-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sourceware.org X-SW-Source: 2009-11/txt/msg00029.txt.bz2 On Tue, Nov 03, 2009 at 01:09:04PM -0500, Jean Christophe Beyler wrote: > That is what I noticed as well. So you have confirmed that if we want > to retain that information, it needs to be stored on the stack even if > the optimization levels are used. Yes. Most ABIs choose not to require this overhead, but there have been some notable exceptions. -- Daniel Jacobowitz CodeSourcery