From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10296 invoked by alias); 9 Jan 2008 19:46:29 -0000 Received: (qmail 10284 invoked by uid 22791); 9 Jan 2008 19:46:29 -0000 X-Spam-Check-By: sourceware.org Received: from rock.gnat.com (HELO rock.gnat.com) (205.232.38.15) by sourceware.org (qpsmtpd/0.31) with ESMTP; Wed, 09 Jan 2008 19:46:11 +0000 Received: from localhost (localhost.localdomain [127.0.0.1]) by filtered-rock.gnat.com (Postfix) with ESMTP id 12E7A2A966D; Wed, 9 Jan 2008 14:46:10 -0500 (EST) Received: from rock.gnat.com ([127.0.0.1]) by localhost (rock.gnat.com [127.0.0.1]) (amavisd-new, port 10024) with LMTP id Ss7a-SZrNUsl; Wed, 9 Jan 2008 14:46:10 -0500 (EST) Received: from joel.gnat.com (localhost.localdomain [127.0.0.1]) by rock.gnat.com (Postfix) with ESMTP id 7B0A92A95E4; Wed, 9 Jan 2008 14:46:09 -0500 (EST) Received: by joel.gnat.com (Postfix, from userid 1000) id 23CF6E7ACB; Wed, 9 Jan 2008 11:46:02 -0800 (PST) Date: Wed, 09 Jan 2008 19:46:00 -0000 From: Joel Brobecker To: Jim Blandy , gdb-patches@sourceware.org, Eric Botcazou Subject: Re: [RFC/RFA?] Should break FILE:LINENO skip prologue? Message-ID: <20080109194602.GF21281@adacore.com> References: <20080109151745.GA13181@adacore.com> <20080109191535.GB19569@caradoc.them.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080109191535.GB19569@caradoc.them.org> User-Agent: Mutt/1.4.2.2i 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: 2008-01/txt/msg00213.txt.bz2 [quoting a bit more to give Eric more context] On Wed, Jan 09, 2008 at 02:15:35PM -0500, Daniel Jacobowitz wrote: > On Wed, Jan 09, 2008 at 11:10:49AM -0800, Jim Blandy wrote: > > > [1]: I think we have made some progress with parameter/variable > > > tracking with DWARF, but I think it's not activated by default > > > and we also still support platforms where DWARF is not available. > > > > What is "not activated by default", exactly? Is it in GCC? In GDB? > > Where in GDB? > > GCC does not generate the necessary location lists at -O0. Eric > B. tried at one point; I don't remember if there were bugs, or just > unacceptable bloat. Eric? Can you remind us of what the problems were? I think it was a combination of both... -- Joel