From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 24978 invoked by alias); 19 Aug 2013 15:32:39 -0000 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 Received: (qmail 24963 invoked by uid 89); 19 Aug 2013 15:32:38 -0000 X-Spam-SWARE-Status: No, score=-2.7 required=5.0 tests=AWL,BAYES_00,KHOP_THREADED autolearn=ham version=3.3.2 Received: from mel.act-europe.fr (HELO smtp.eu.adacore.com) (194.98.77.210) by sourceware.org (qpsmtpd/0.84/v0.84-167-ge50287c) with ESMTP; Mon, 19 Aug 2013 15:32:38 +0000 Received: from localhost (localhost [127.0.0.1]) by filtered-smtp.eu.adacore.com (Postfix) with ESMTP id 4E8B3265C2DA; Mon, 19 Aug 2013 17:32:36 +0200 (CEST) Received: from smtp.eu.adacore.com ([127.0.0.1]) by localhost (smtp.eu.adacore.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id YlISi-p4DhPs; Mon, 19 Aug 2013 17:32:36 +0200 (CEST) Received: from ulanbator.act-europe.fr (ulanbator.act-europe.fr [10.10.1.67]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.eu.adacore.com (Postfix) with ESMTPSA id 36853265B4E4; Mon, 19 Aug 2013 17:32:36 +0200 (CEST) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 6.5 \(1508\)) Subject: Re: [RFA] Windows x64 SEH unwinder (v2) From: Tristan Gingold In-Reply-To: <52123653.7000006@onevision.de> Date: Mon, 19 Aug 2013 15:32:00 -0000 Cc: Joel Brobecker , "gdb-patches@sourceware.org ml" , Pedro Alves Content-Transfer-Encoding: quoted-printable Message-Id: References: <52123653.7000006@onevision.de> To: Roland Schwingel X-SW-Source: 2013-08/txt/msg00508.txt.bz2 On Aug 19, 2013, at 5:14 PM, Roland Schwingel wrote: > Hi Tristan... >=20 > > > Stack frames are way better... Congratulations... But: > > > When inspecting frames I see problems showing the content of > > variables. I cannot look into any of the applications vars. gdb > > just shows eg: > > > > > #1: 0x0000000000401577 in func4 (num=3D > can't compute CFA for this frame>) at gdb_crash.c:26 > > > > > > also a "p num" show the same error. > > > > > > Did I do something wrong? Is there a hidden trick that needs to be > > applied to get this going that I couldn't find from reading the patch? > > > > Doesn't ring a bell here. Can you post gdb_crash.c ? >=20 > The example program is part of my initial post. > (http://sourceware.org/ml/gdb/2005-04/msg00113.html) >=20 > For compiling it I simply did a > /path/to/my/x86_64-w64-mingw32-gcc.exe -g gdb_crash.c -o gdb_crash.exe >=20 > But the concrete example does not matter. Whichever program I compile var= iable viewing is totally broken for me (gcc 4.8.2 prelease 20130730 with mi= ngw-w64 runtime from 20130730) all with above error messages. >=20 > Thanks for your help. I hope this can be resolved soon. I would love to e= nrich my gdb with SEH2 unwinding! I do not have this issue with the compiler installed here. Can you send me (privately) your binary ? Tristan.