From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 27339 invoked by alias); 18 Oct 2008 22:36:18 -0000 Received: (qmail 27195 invoked by uid 48); 18 Oct 2008 22:34:55 -0000 Date: Sat, 18 Oct 2008 22:36:00 -0000 Message-ID: <20081018223455.27194.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/37868] code that breaks TBAA is misoptimized even with -fno-strict-aliasing 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: 2008-10/txt/msg01227.txt.bz2 ------- Comment #3 from rguenth at gcc dot gnu dot org 2008-10-18 22:34 ------- It works on the trunk for me with -fno-strict-aliasing, with -fstrict-aliasing TBAA pruning prunes the points-to set. -- rguenth at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Known to fail| |4.3.2 Known to work| |4.4.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37868