From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 31496 invoked by alias); 22 Jul 2007 23:01:19 -0000 Received: (qmail 31435 invoked by uid 48); 22 Jul 2007 23:01:10 -0000 Date: Sun, 22 Jul 2007 23:01:00 -0000 Message-ID: <20070722230110.31434.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug middle-end/32856] Invalid optimization in the face of aliasing In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "falk at debian 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: 2007-07/txt/msg02291.txt.bz2 ------- Comment #3 from falk at debian dot org 2007-07-22 23:01 ------- Can you give an example how n->next->next->prev and n->next might be at the same address? I don't see any legal way to achieve that. And FWIW, DEC C also optimizes like gcc does. -- falk at debian dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |WAITING http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32856