From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 3754 invoked by alias); 31 Aug 2007 14:27:17 -0000 Received: (qmail 3640 invoked by uid 48); 31 Aug 2007 14:27:00 -0000 Date: Fri, 31 Aug 2007 14:27:00 -0000 Message-ID: <20070831142700.3639.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/30375] [4.3 Regression] tree-ssa-dse incorrectly removes struct initialization In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "rguenth at gcc dot gnu dot org" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2007-08/txt/msg02439.txt.bz2 ------- Comment #24 from rguenth at gcc dot gnu dot org 2007-08-31 14:26 ------- Ugh. But of course memory_address_same only checks what the name suggests. Nowhere do we check for intermediate uses. That whole-aggregate DSE just cannot work at all. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30375