From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 4745 invoked by alias); 13 Aug 2002 20:14:13 -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 4738 invoked from network); 13 Aug 2002 20:14:12 -0000 Received: from unknown (HELO crack.them.org) (65.125.64.184) by sources.redhat.com with SMTP; 13 Aug 2002 20:14:12 -0000 Received: from nevyn.them.org ([66.93.61.169] ident=mail) by crack.them.org with asmtp (Exim 3.12 #1 (Debian)) id 17ei3L-0000g5-00; Tue, 13 Aug 2002 15:14:07 -0500 Received: from drow by nevyn.them.org with local (Exim 3.35 #1 (Debian)) id 17ei3f-00020D-00; Tue, 13 Aug 2002 16:14:27 -0400 Date: Tue, 13 Aug 2002 13:14:00 -0000 From: Daniel Jacobowitz To: bennet brauer Cc: kevinb@redhat.com, ac131313@ges.redhat.com, gdb@sources.redhat.com Subject: Re: GDB threading/FP bug Message-ID: <20020813201426.GA7681@nevyn.them.org> Mail-Followup-To: bennet brauer , kevinb@redhat.com, ac131313@ges.redhat.com, gdb@sources.redhat.com References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.1i X-SW-Source: 2002-08/txt/msg00121.txt.bz2 On Tue, Aug 13, 2002 at 05:11:39PM -0300, bennet brauer wrote: > Well I'm unable to compile from the head of CVS. I get the following error > as it tries to compile "po"... This error doesn't exist in 5.2.1. > > file=./`echo fr | sed 's,.*/,,'`.gmo \ > && rm -f $file && PATH=../src:$PATH no -o $file fr.po > /bin/sh: no: command not found Then you're missing a tool needed to compile GDB. I think it's gettext at that point. Be sure you have that and libtool installed. > > > I did however find an old, closed, GDB bug that indicated linux 2.2.19 did > not have this bug. And indeed, on a 2.2.19 box, GDB doesn't exhibit this > bug with my test program. Currently I'm working around the issue with a > dummy floating point operation at the top of my program. > > > >From: Kevin Buettner > >To: Andrew Cagney , bennet > > > >CC: gdb@sources.redhat.com > >Subject: Re: GDB threading/FP bug > >Date: Thu, 8 Aug 2002 11:36:59 -0700 > > > >On Aug 8, 1:34pm, Andrew Cagney wrote: > > > >> > Some better searching revealed this is a very old bug. From last > >> > year: > >> > > >> > > >http://groups.google.com/groups?hl=en&lr=&ie=UTF-8&th=adfbc404c374e980&seekm=OF36816CDD.AE7D54AF-ONC1256B1F.005622DC%40icos.be&frame=off > >> > > >> > I tried running GDB in GDB and I was able to get as far as seeing that > >> > the floats seemed to be pushed onto the stack correctly until the > >> > thread switch and all the ptrace stuff, but I wasn't totally sure if > >> > the bug I was seeing at that point was in the GDB'd GDB or was the > >> > same bug in the outter GDB. > >> > >> [Mailing list changed to something with less spam :-)] > >> > >> As you've discovered, there have been a number of very similar bugs that > >> all involving corrupted FP and threads. It was thought that fixes for > >> all such bugs were incorporated into both 5.2.* > >> (http://sources.redhat.com/gdb/download/) and the mainline > >> (http://sources.redhat.com/gdb/current/). > >> > >> Can you please check that your problem does occur in the latest > >> release/mainline, and if it does, create a bug report using > >> http://sources.redhat.com/gdb/bugs/. > > > >Yes, I thought this bug was fixed too. > > > >FWIW, I just did a build of gdb-5.2.1 on a Red Hat 7.3 machine (x86). > >I wasn't able to reproduce the bug using the test program provided by > >Bennet. (I've also tested the current development sources and, as > >expected, don't see the bug there either.) > > > >Kevin > > > > > _________________________________________________________________ > MSN Photos is the easiest way to share and print your photos: > http://photos.msn.com/support/worldwide.aspx > > -- Daniel Jacobowitz MontaVista Software Debian GNU/Linux Developer