From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 14319 invoked by alias); 3 Apr 2009 12:06:48 -0000 Received: (qmail 13802 invoked by uid 48); 3 Apr 2009 12:06:36 -0000 Date: Fri, 03 Apr 2009 12:06:00 -0000 Message-ID: <20090403120636.13801.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/19347] Invariant load not moved out of loop 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: 2009-04/txt/msg00194.txt.bz2 ------- Comment #4 from rguenth at gcc dot gnu dot org 2009-04-03 12:06 ------- The store to *ptr aliases the load from osmesa->clearpixel - there is no (easy) way to otherwise prove that it is not (at least with the testcase). We do not see where osmesa->buffer points to (it may point to &osmesa->clearpixel). -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19347