From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 100808 invoked by alias); 24 Nov 2015 13:42:06 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 100797 invoked by uid 89); 24 Nov 2015 13:42:05 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.0 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 13:42:05 +0000 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by mx1.redhat.com (Postfix) with ESMTPS id 9424213359; Tue, 24 Nov 2015 13:42:03 +0000 (UTC) Received: from localhost.localdomain (vpn1-7-215.ams2.redhat.com [10.36.7.215]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id tAODg236008617; Tue, 24 Nov 2015 08:42:02 -0500 Subject: Re: [PATCH][RTL-ree] PR rtl-optimization/68194: Restrict copy instruction in presence of conditional moves To: Kyrill Tkachov , GCC Patches References: <5649E333.4090904@arm.com> <564A2339.3030308@redhat.com> <564AEE94.3070708@arm.com> <564B1934.6050300@redhat.com> <564B259A.90206@arm.com> <564BB42C.1020401@redhat.com> <564C40D1.80409@arm.com> <564DA454.2080704@arm.com> <564E7A47.1090404@redhat.com> <56532CE0.9050802@arm.com> <565462EE.8080905@arm.com> Cc: Jeff Law From: Bernd Schmidt Message-ID: <56546929.5090009@redhat.com> Date: Tue, 24 Nov 2015 13:42:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 MIME-Version: 1.0 In-Reply-To: <565462EE.8080905@arm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2015-11/txt/msg02907.txt.bz2 On 11/24/2015 02:15 PM, Kyrill Tkachov wrote: > This bug also affects GCC 5 and 4.9. I've confirmed that this patch > fixes the miscompilations on those branches. > Bootstrap and test on x86_64 on the GCC 5 branch is successful. Same on > 4.9 is ongoing. > The patch applies cleanly to all branches. > So ok to backport to the active branches if 4.9 testing comes back clean? I forget the exact rules but I think I can approve that, so OK. Bernd