From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 52565 invoked by alias); 2 May 2016 12:26:34 -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 49284 invoked by uid 89); 2 May 2016 12:26:33 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.5 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD,SPF_PASS autolearn=ham version=3.3.2 spammy=Hx-languages-length:471 X-HELO: e34.co.us.ibm.com Received: from e34.co.us.ibm.com (HELO e34.co.us.ibm.com) (32.97.110.152) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (CAMELLIA256-SHA encrypted) ESMTPS; Mon, 02 May 2016 12:26:32 +0000 Received: from localhost by e34.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 2 May 2016 06:26:30 -0600 Received: from d03dlp02.boulder.ibm.com (9.17.202.178) by e34.co.us.ibm.com (192.168.1.134) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Mon, 2 May 2016 06:26:28 -0600 X-IBM-Helo: d03dlp02.boulder.ibm.com X-IBM-MailFrom: bergner@vnet.ibm.com X-IBM-RcptTo: gcc-patches@gcc.gnu.org;richard.guenther@gmail.com Received: from b01cxnp22034.gho.pok.ibm.com (b01cxnp22034.gho.pok.ibm.com [9.57.198.24]) by d03dlp02.boulder.ibm.com (Postfix) with ESMTP id 8994E3E40030; Mon, 2 May 2016 06:26:27 -0600 (MDT) Received: from b01ledav03.gho.pok.ibm.com (b01ledav003.gho.pok.ibm.com [9.57.199.108]) by b01cxnp22034.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u42CQRmZ32374896; Mon, 2 May 2016 12:26:27 GMT Received: from b01ledav03.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1CC18B2046; Mon, 2 May 2016 08:26:27 -0400 (EDT) Received: from sig-9-77-146-127.ibm.com (unknown [9.77.146.127]) by b01ledav03.gho.pok.ibm.com (Postfix) with ESMTP id C1F42B204E; Mon, 2 May 2016 08:26:26 -0400 (EDT) Message-ID: <1462191985.4256.32.camel@vnet.ibm.com> Subject: Re: [PATCH] Fix PR tree-optimization/51513 From: Peter Bergner To: Richard Biener Cc: "gcc-patches@gcc.gnu.org" Date: Mon, 02 May 2016 12:26:00 -0000 In-Reply-To: References: <1461886509.4256.14.camel@vnet.ibm.com> <1461931764.4256.25.camel@vnet.ibm.com> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16050212-0017-0000-0000-00002A1B2F01 X-IsSubscribed: yes X-SW-Source: 2016-05/txt/msg00086.txt.bz2 On Mon, 2016-05-02 at 10:49 +0200, Richard Biener wrote: > Again, the wild jump is not a bug but at most a missed optimization > (to remove it). Sorry, came down with a cold and haven't looked into this yet. I'll do that today. I agree it's a missed optimization bug. We noticed this with a post compilation analysis tool that had problems itself with the wild branch (since fixed) which is why we wanted to fix this. Peter