From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 28079 invoked by alias); 15 Dec 2010 00:13:19 -0000 Received: (qmail 28071 invoked by uid 22791); 15 Dec 2010 00:13:18 -0000 X-SWARE-Spam-Status: No, hits=-2.8 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 15 Dec 2010 00:13:13 +0000 From: "hubicka at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/45791] Missed devirtualization X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: hubicka at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Date: Wed, 15 Dec 2010 00:13:00 -0000 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: 2010-12/txt/msg01678.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45791 --- Comment #13 from Jan Hubicka 2010-12-15 00:12:54 UTC --- ... but obviously the problem still is that we don't devirtualize this early enough for inlining. The low level code should be able to do so if FRE+CCP was added as early pass or FRE was also extended to fold the OBJ_TYEP_REF calls away and added as early pass. Now when Richi fixed it, it should even be possible. However, can't this be also handled by type based code?