From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 29705 invoked by alias); 4 Jan 2005 23:07:04 -0000 Mailing-List: contact gdb-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sources.redhat.com Received: (qmail 29011 invoked from network); 4 Jan 2005 23:06:49 -0000 Received: from unknown (HELO nevyn.them.org) (66.93.172.17) by sourceware.org with SMTP; 4 Jan 2005 23:06:49 -0000 Received: from drow by nevyn.them.org with local (Exim 4.34 #1 (Debian)) id 1ClxlE-000785-Ff; Tue, 04 Jan 2005 18:06:44 -0500 Date: Tue, 04 Jan 2005 23:07:00 -0000 From: Daniel Jacobowitz To: Adam Richard Cc: gdb@sources.redhat.com Subject: Re: warning: Unable to find dynamic linker breakpoint function Message-ID: <20050104230644.GA27358@nevyn.them.org> Mail-Followup-To: Adam Richard , gdb@sources.redhat.com References: <1104355984.41d322909c42d@webmail.unb.ca> <20041229214406.GA5135@nevyn.them.org> <1104453359.41d49eef5093e@webmail.unb.ca> <20041231004046.GA17098@nevyn.them.org> <1104501082.41d5595a81666@webmail.unb.ca> <20041231190856.GA10862@nevyn.them.org> <1104879799.41db20b73f7eb@webmail.unb.ca> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1104879799.41db20b73f7eb@webmail.unb.ca> User-Agent: Mutt/1.5.5.1+cvs20040105i X-SW-Source: 2005-01/txt/msg00039.txt.bz2 On Tue, Jan 04, 2005 at 07:03:19PM -0400, Adam Richard wrote: > Quoting Daniel Jacobowitz : > > > On Fri, Dec 31, 2004 at 09:51:22AM -0400, Adam Richard wrote: > > > > > > I read somewhere that it > > > > might > > > > > have to do with a stripped gdb but I don't understand why I can't have a > > stripped > > > > gdb > > > > > so I'm hoping for an explanation. > > > > > > > > Not a stripped GDB, a stripped dynamic linker (/lib/ld-linux.so.2). > > > > > > OK, why does a stripped dynamic linker impair debugging? I noticed that that file > > is > > > part of the glibc package, and I can see why stripping it would prevent being able > > to > > > step into its functions for any program which depends on it (which is most > > programs). > > > But I still don't understand your explanation. > > > > Because GDB has trouble finding the list of available shared libraries. > > I tried recompiling glibc without stripping it (at least I used the "nostrip" option in > Gentoo) and it didn't make a difference. Are you sure that's what makes the warning go > away? > You'll have to debug GDB yourself to figure out why it's being produced, then. -- Daniel Jacobowitz