From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 11594 invoked by alias); 17 Aug 2007 20:28:23 -0000 Received: (qmail 10578 invoked by alias); 17 Aug 2007 20:27:59 -0000 Date: Fri, 17 Aug 2007 20:28:00 -0000 Message-ID: <20070817202759.10577.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/33099] [4.2 Regression] Scalar evolutions confusing VRP with pointer values that wrap around In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "dnovillo at google dot com" 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/msg01169.txt.bz2 ------- Comment #3 from dnovillo at google dot com 2007-08-17 20:27 ------- Subject: Re: [4.2 Regression] Scalar evolutions confusing VRP with pointer values that wrap around On 8/17/07 4:20 PM, pinskia at gcc dot gnu dot org wrote: > ------- Comment #2 from pinskia at gcc dot gnu dot org 2007-08-17 20:20 ------- > Exposed by: > 2006-02-07 Jeff Law > > > Which added VRP after IV-OPTs. No, no that is completely unrelated. This happens in the first VRP pass. It's all inside adjust_range_with_scev which specifically calls scalar evolutions code. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33099