From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 65014 invoked by alias); 14 Jul 2018 20:36:39 -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 65005 invoked by uid 89); 14 Jul 2018 20:36:38 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-4.0 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_NONE,SPF_PASS autolearn=ham version=3.3.2 spammy=Hx-languages-length:1079, D*embecosm.com, andrewburgessembecosmcom, U*andrew.burgess X-HELO: mail-wr1-f67.google.com Received: from mail-wr1-f67.google.com (HELO mail-wr1-f67.google.com) (209.85.221.67) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Sat, 14 Jul 2018 20:36:37 +0000 Received: by mail-wr1-f67.google.com with SMTP id h9-v6so28207501wro.3 for ; Sat, 14 Jul 2018 13:36:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=embecosm.com; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=Dtefmhh+NQ4t0raOPQQY9dk2ZoCk9c2ons7FmxfGu3s=; b=Rui0FdHCIHLPUzi0tYV9KRmBSwY2CiK6+e7Z9q368yNDLxy7uTZU0cE/fGlAwRWoUd TFM8AvYBUgcdwo5N8kahud7cWJaouFcpZmR2KgRZvbagfC075t2QilQKzD6Syy6Teusd sp9Ua2j88WnrUKVcZscZSEvk6BzP/KVEBImRujq8/fS8LxIz29L7I5u2NSGBLjp1/5ti qx1ihVgooF05ogqggLNooykSyOS7ouXtuulw7XELD1AgP5kPZUwI/aa1HHvs3bfZu1q2 uNC8yuwM+aOeJYqooiPhnFuh9laQoL57RuzUfrqvgp28kTqT2TacUj8Ovbh+yPqK/BPZ CTBg== Return-Path: Received: from localhost (host86-164-85-3.range86-164.btcentralplus.com. [86.164.85.3]) by smtp.gmail.com with ESMTPSA id l10-v6sm64963657wrv.23.2018.07.14.13.36.34 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sat, 14 Jul 2018 13:36:34 -0700 (PDT) Date: Sat, 14 Jul 2018 20:36:00 -0000 From: Andrew Burgess To: Tom Tromey Cc: gdb-patches@sourceware.org Subject: Re: [PATCH] gdb: Add switch to disable DWARF stack unwinders Message-ID: <20180714203633.GD2888@embecosm.com> References: <20180713134629.27011-1-andrew.burgess@embecosm.com> <87tvp3ywsf.fsf@tromey.com> <20180713223704.GA2888@embecosm.com> <8736wmbv6o.fsf@tromey.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <8736wmbv6o.fsf@tromey.com> X-Fortune: You will be held hostage by a radical group. X-Editor: GNU Emacs [ http://www.gnu.org/software/emacs ] User-Agent: Mutt/1.9.2 (2017-12-15) X-IsSubscribed: yes X-SW-Source: 2018-07/txt/msg00455.txt.bz2 * Tom Tromey [2018-07-13 16:57:35 -0600]: > >>>>> "Andrew" == Andrew Burgess writes: > > Andrew> That said, if there is a wider interest in having this ability I'm > Andrew> happy to dig out my old branch and get it ready for submission, but > Andrew> I'd only want to put that effort in if this was a feature people would > Andrew> like to see in GDB... > > Yeah, I am not sure, your patch just reminded me of this. > > Maybe if the DWARF patch goes in, the bug could be closed. > Given its age I would suppose this hasn't been needed very often. > > Relatedly, somewhere I have a patch that adds a name to every unwinder, > so that you can tell what made the frame you're looking at. This can be > handy when debugging unwinders. Great minds... :) I have a similar patch as part of my "make all unwinders switchable" series. I agree it's a nice feature to be able to see who unwound each frame. Maybe I should clean it up and submit it... Thanks, Andrew > > Tom