From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 61289 invoked by alias); 18 Jul 2019 13:36:40 -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 61281 invoked by uid 89); 18 Jul 2019 13:36:40 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-6.5 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_NONE,SPF_HELO_PASS autolearn=ham version=3.3.1 spammy=HX-Languages-Length:1056, Kevin, kevin X-HELO: gateway24.websitewelcome.com Received: from gateway24.websitewelcome.com (HELO gateway24.websitewelcome.com) (192.185.51.110) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Thu, 18 Jul 2019 13:36:38 +0000 Received: from cm12.websitewelcome.com (cm12.websitewelcome.com [100.42.49.8]) by gateway24.websitewelcome.com (Postfix) with ESMTP id 2D60D3E9E6 for ; Thu, 18 Jul 2019 08:36:36 -0500 (CDT) Received: from box5379.bluehost.com ([162.241.216.53]) by cmsmtp with SMTP id o6aKhoxKliQero6aKhG8eO; Thu, 18 Jul 2019 08:36:36 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tromey.com; s=default; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=uBk7ylxTRFeXRwgzvbLfKNi9KbaovUvoLbqDY9TctLo=; b=UCd3iwOl0JSlz1l1SpL+sv70M4 N8z43fYaRIJSbLzhrPATEK5SiK9vd3Z7SJ7WUcd8cm7K0QV6qRyVDt51RNwXBeMdQIFvXlG50pGpu 80w30qoEgTlfxDQIIXKLUvNg/; Received: from 97-122-178-82.hlrn.qwest.net ([97.122.178.82]:45202 helo=murgatroyd) by box5379.bluehost.com with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.92) (envelope-from ) id 1ho6aJ-003apk-VQ; Thu, 18 Jul 2019 08:36:36 -0500 From: Tom Tromey To: Kevin Buettner Cc: gdb-patches@sourceware.org, Tom Tromey Subject: Re: [PATCH] Fix stepping bug associated with non-contiguous blocks References: <20190714000108.15420-1-kevinb@redhat.com> <87ef2r9vd5.fsf@tromey.com> <20190715141116.6d240805@f29-4.lan> <20190715145350.6ad694e0@f29-4.lan> Date: Thu, 18 Jul 2019 13:36:00 -0000 In-Reply-To: <20190715145350.6ad694e0@f29-4.lan> (Kevin Buettner's message of "Mon, 15 Jul 2019 14:53:50 -0700") Message-ID: <875znzzcpo.fsf@tromey.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-SW-Source: 2019-07/txt/msg00430.txt.bz2 >>>>> "Kevin" == Kevin Buettner writes: Kevin> After spending a few minutes looking at things, I now have an Kevin> opinion... Kevin> VAX is, historically, a very important target. For a long time (and Kevin> perhaps even now), it was considered to be the canonical example of a Kevin> CISC architecture. Kevin> Support still exists in GCC, though it's not clear to me if it Kevin> actually works. I saw recent patches (from April, 2019) from someone Kevin> who is trying to get VAX support in GCC to work again. Kevin> Given that GCC still has code which provides VAX architecture Kevin> support, I think that GDB should do likewise. I think that we Kevin> should attempt to not break it (anymore than it's already broken?), Kevin> but I also don't think we should attempt to test it beyond making Kevin> sure that it still builds. This all sounds reasonable to me. Having a hook like this stay around isn't so very expensive. Thanks for looking into this. Tom