From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 23574 invoked by alias); 15 Mar 2006 18:27:04 -0000 Received: (qmail 23553 invoked by uid 48); 15 Mar 2006 18:27:02 -0000 Date: Wed, 15 Mar 2006 18:27:00 -0000 Message-ID: <20060315182702.23552.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/25985] [4.2 Regression] with optimization integer math fails In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "pinskia at gcc dot gnu dot org" 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 X-SW-Source: 2006-03/txt/msg01615.txt.bz2 List-Id: ------- Comment #2 from pinskia at gcc dot gnu dot org 2006-03-15 18:27 ------- Loop 1 iterates 2 times. Added canonical iv to loop 1, 2 iterations. That is wrong, it iterates 3 times at this point (an interation has already been peeled before the loop). This is from .ivcanon. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25985