From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 121768 invoked by alias); 24 Nov 2015 13:17:19 -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 121431 invoked by uid 89); 24 Nov 2015 13:17:13 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.1 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD,SPF_HELO_PASS autolearn=ham version=3.3.2 X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-GCM-SHA384 encrypted) ESMTPS; Tue, 24 Nov 2015 13:17:13 +0000 Received: from int-mx13.intmail.prod.int.phx2.redhat.com (int-mx13.intmail.prod.int.phx2.redhat.com [10.5.11.26]) by mx1.redhat.com (Postfix) with ESMTPS id D25428E91C; Tue, 24 Nov 2015 13:17:11 +0000 (UTC) Received: from [127.0.0.1] (ovpn01.gateway.prod.ext.ams2.redhat.com [10.39.146.11]) by int-mx13.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id tAODHAT2024828; Tue, 24 Nov 2015 08:17:10 -0500 Message-ID: <56546355.80306@redhat.com> Date: Tue, 24 Nov 2015 13:17:00 -0000 From: Pedro Alves User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: Yao Qi CC: gdb-patches@sourceware.org, Simon Marchi Subject: Re: [PATCH 0/6] [C++] Drop -fpermissive hack, enable -Werror References: <1447864802-24016-1-git-send-email-palves@redhat.com> <564CB8EC.5000203@gmail.com> <564CBB15.7020209@redhat.com> <867fle1b5z.fsf@gmail.com> <564DE744.8030104@redhat.com> <86lh9types.fsf@gmail.com> <564F022A.10603@redhat.com> <864mgbzmo4.fsf@gmail.com> In-Reply-To: <864mgbzmo4.fsf@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-SW-Source: 2015-11/txt/msg00500.txt.bz2 On 11/24/2015 11:01 AM, Yao Qi wrote: > Pedro Alves writes: > >> On my machine (x86_64 Fedora 20), C++ mode has no regressions compared >> to C mode. > > I compared the test result on native arm and aarch64 gdb, there is no > regression either. Great, thanks! >> If C++ is flipped to on by default on (e.g.) x86_64 GNU/Linux, then >> the x86_64 GNU/Linux >> buildbot builders will automatically start testing in C++ mode too. >> If we do this, >> then the Fedora builder (Fedora-x86_64-cxx-build-m64) that is >> specifically building >> with --enable-build-with-cxx should be flipped to build with >> --enable-build-with-cxx=no, >> to catch C mode regressions, for as long as we support C mode. >> > > OK, that is fine to me. After we start to build GDB in C++ mode on some > hosts, I hope we don't have to support both modes too long. According the > c++ conversion in gcc, ENABLE_BUILD_WITH_CXX on configure was added in > 2009, and was removed on 2012. Wow, that long? I seriously hope we move faster. All depends on the help we get though... Thanks, Pedro Alves