From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 25363 invoked by alias); 11 May 2011 15:40:59 -0000 Received: (qmail 25352 invoked by uid 22791); 11 May 2011 15:40:58 -0000 X-SWARE-Spam-Status: No, hits=-2.3 required=5.0 tests=AWL,BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,RFC_ABUSE_POST X-Spam-Check-By: sourceware.org Received: from mail-qw0-f47.google.com (HELO mail-qw0-f47.google.com) (209.85.216.47) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 11 May 2011 15:40:44 +0000 Received: by qwh5 with SMTP id 5so355071qwh.20 for ; Wed, 11 May 2011 08:40:43 -0700 (PDT) MIME-Version: 1.0 Received: by 10.229.26.131 with SMTP id e3mr7179168qcc.254.1305128443070; Wed, 11 May 2011 08:40:43 -0700 (PDT) Received: by 10.229.182.7 with HTTP; Wed, 11 May 2011 08:40:43 -0700 (PDT) In-Reply-To: <1299817406-16745-13-git-send-email-froydnj@codesourcery.com> References: <1299817406-16745-1-git-send-email-froydnj@codesourcery.com> <1299817406-16745-13-git-send-email-froydnj@codesourcery.com> Date: Wed, 11 May 2011 19:22:00 -0000 Message-ID: Subject: Re: [PATCH 12/18] make CASE_LABEL_EXPR not abuse TREE_CHAIN From: "H.J. Lu" To: Nathan Froyd Cc: gcc-patches@gcc.gnu.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-IsSubscribed: yes 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 X-SW-Source: 2011-05/txt/msg00855.txt.bz2 On Thu, Mar 10, 2011 at 8:23 PM, Nathan Froyd wr= ote: > Move CASE_CHAIN into a local operand for CASE_LABEL_EXPR. =A0Nothing to > see here. > > -Nathan > > gcc/ > =A0 =A0 =A0 =A0* tree.def (CASE_LABEL_EXPR): Add an operand. > =A0 =A0 =A0 =A0* tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CH= AIN. > This caused: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D48965 This failure is kind of random. We may have some invalid memory access. --=20 H.J.