From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 18984 invoked by alias); 3 Sep 2015 21:12:16 -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 18962 invoked by uid 89); 3 Sep 2015 21:12:15 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.2 required=5.0 tests=AWL,BAYES_00,KAM_LAZY_DOMAIN_SECURITY,SPF_HELO_PASS,T_RP_MATCHES_RCVD autolearn=no 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; Thu, 03 Sep 2015 21:12:14 +0000 Received: from int-mx14.intmail.prod.int.phx2.redhat.com (int-mx14.intmail.prod.int.phx2.redhat.com [10.5.11.27]) by mx1.redhat.com (Postfix) with ESMTPS id EF87B8EA3B; Thu, 3 Sep 2015 21:12:12 +0000 (UTC) Received: from localhost.localdomain (ovpn-113-93.phx2.redhat.com [10.3.113.93]) by int-mx14.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id t83LCBwX010851; Thu, 3 Sep 2015 17:12:11 -0400 Subject: Re: RFC: Combine of compare & and oddity To: Wilco Dijkstra , "'Segher Boessenkool'" , "'GCC Patches'" , rdsandiford@googlemail.com References: <000e01d0e5a2$1e2f66b0$5a8e3410$@com> <20150902184747.GA7676@gate.crashing.org> <000f01d0e63d$c40686e0$4c1394a0$@com> <20150903131809.GA27819@gate.crashing.org> <001001d0e659$1120bb60$33623220$@com> <55E870C0.7080606@redhat.com> <20150903163634.GB13559@gate.crashing.org> <001301d0e679$c8a210c0$59e63240$@com> <55E897E2.4010104@redhat.com> <87oahje2n7.fsf@googlemail.com> From: Jeff Law Message-ID: <55E8B7AB.10207@redhat.com> Date: Thu, 03 Sep 2015 21:20:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.1.0 MIME-Version: 1.0 In-Reply-To: <87oahje2n7.fsf@googlemail.com> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2015-09/txt/msg00313.txt.bz2 On 09/03/2015 01:14 PM, Richard Sandiford wrote: > > If the (and ...) form is a better canonical form (IMO yes) then > I think it would be better to make it the canonical form across > the baord and update the existing ports to use it. The criteria > could be something like no unjustifiable differences in gcc.dg, > g++.dg and gcc.c-torture .s output for -O2, which is relatively > easy to test. I'd support this. jeff