From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 2114 invoked by alias); 9 Jan 2008 08:51:23 -0000 Received: (qmail 1877 invoked by uid 48); 9 Jan 2008 08:50:41 -0000 Date: Wed, 09 Jan 2008 09:56:00 -0000 Message-ID: <20080109085041.1876.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/34723] Summing variable should be initialized to the first member before the loop 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-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2008-01/txt/msg00839.txt.bz2 ------- Comment #1 from pinskia at gcc dot gnu dot org 2008-01-09 08:50 ------- So 4.2's jump threading used to mess up the loop (and copy the first iteration) and cause code size issues so it was removed for 4.3. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34723