From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 96143 invoked by alias); 28 Apr 2016 15:59:24 -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 96078 invoked by uid 89); 28 Apr 2016 15:59:23 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.9 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD,SPF_HELO_PASS autolearn=ham version=3.3.2 spammy= 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, 28 Apr 2016 15:59:13 +0000 Received: from int-mx14.intmail.prod.int.phx2.redhat.com (int-mx14.intmail.prod.int.phx2.redhat.com [10.5.11.27]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id EEFA262643; Thu, 28 Apr 2016 15:59:10 +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 u3SFxAYw001452; Thu, 28 Apr 2016 11:59:10 -0400 Subject: Re: [PATCH] nds32: Fix casesi (PR70668) To: Segher Boessenkool , gcc-patches@gcc.gnu.org References: <21f11c9d07b31a70a5372333865564073fb68519.1461857901.git.segher@kernel.crashing.org> Cc: jasonwucj@gmail.com, shiva0217@gmail.com From: Jeff Law Message-ID: Date: Thu, 28 Apr 2016 15:59:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.0 MIME-Version: 1.0 In-Reply-To: <21f11c9d07b31a70a5372333865564073fb68519.1461857901.git.segher@kernel.crashing.org> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2016-04/txt/msg01862.txt.bz2 On 04/28/2016 09:45 AM, Segher Boessenkool wrote: > Expanders do not have more elements in the operands array than declared > in the pattern. So, we cannot use operands[5] here. Instead just > declare and use another rtx. > > Built with a cross compiler; not tested otherwise. Is this okay for trunk? > > > Segher > > > 2016-04-28 Segher Boessenkool > > PR target/70668 > * config/nds32/nds32.md (casesi): Don't access the operands array > out of bounds. OK. jeff