From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 5796 invoked by alias); 7 Apr 2005 16:43:49 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 5701 invoked by alias); 7 Apr 2005 16:43:45 -0000 Date: Thu, 07 Apr 2005 16:43:00 -0000 Message-ID: <20050407164345.5700.qmail@sourceware.org> From: "dberlin at dberlin dot org" To: gcc-bugs@gcc.gnu.org In-Reply-To: <20050125165629.19626.rguenth@tat.physik.uni-tuebingen.de> References: <20050125165629.19626.rguenth@tat.physik.uni-tuebingen.de> Reply-To: gcc-bugzilla@gcc.gnu.org Subject: [Bug tree-optimization/19626] Aliasing says stores to local memory do alias X-Bugzilla-Reason: CC X-SW-Source: 2005-04/txt/msg00803.txt.bz2 List-Id: ------- Additional Comments From dberlin at gcc dot gnu dot org 2005-04-07 16:43 ------- Subject: Re: Aliasing says stores to local memory do alias > > > > > > > Other than that, struct aliasing (or just removing the casts) doesn't fix the > > > aliasing problems - though struct aliasing doesn't handle array elements at > > > the moment(?). > > > > Correct, it does not. > > Ok, at least the RTL optimizers figure out that these stack locals > cannot alias. Hope we get this for the tree optimizers, too. It's already in my plans. It's just the implementation is a bit trickier than one would like :) -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19626