From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 22051 invoked by alias); 5 Jul 2011 14:24:35 -0000 Received: (qmail 22043 invoked by uid 22791); 5 Jul 2011 14:24:34 -0000 X-SWARE-Spam-Status: No, hits=-3.1 required=5.0 tests=AWL,BAYES_00,T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from cantor2.suse.de (HELO mx2.suse.de) (195.135.220.15) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 05 Jul 2011 14:24:18 +0000 Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.221.2]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx2.suse.de (Postfix) with ESMTP id 8C4BD86A2E; Tue, 5 Jul 2011 16:24:17 +0200 (CEST) Date: Tue, 05 Jul 2011 14:26:00 -0000 From: Michael Matz To: "William J. Schmidt" Cc: Richard Guenther , gcc-patches@gcc.gnu.org, bergner@vnet.ibm.com Subject: Re: [PATCH] Address lowering [1/3] Main patch In-Reply-To: <1309874727.5402.38.camel@oc2474580526.ibm.com> Message-ID: References: <1309874727.5402.38.camel@oc2474580526.ibm.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII 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: 2011-07/txt/msg00264.txt.bz2 Hi, On Tue, 5 Jul 2011, William J. Schmidt wrote: > Hm, I didn't think it was (currently) possible for a gimple statement to > have a mem-ref on both RHS and LHS. Is that incorrect? This is easily > changed if so, or if the possibility should be left open for the future. Think aggregate copies: void bla (struct S *d, struct S *s) { *d = *s; } Ciao, Michael.