From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 2880 invoked by alias); 26 Nov 2014 16:05:11 -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 Received: (qmail 2799 invoked by uid 48); 26 Nov 2014 16:05:06 -0000 From: "hubicka at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug ipa/63671] [5 Regression] 21% tramp3d-v4 performance hit due to -fdevirtualize Date: Wed, 26 Nov 2014 16:05:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: ipa X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: hubicka at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: hubicka at gcc dot gnu.org X-Bugzilla-Target-Milestone: 5.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-11/txt/msg03142.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63671 --- Comment #18 from Jan Hubicka --- With Martin's fibheap long->sreal change some of anomalies went away. -ficf is no longer an issue, but mainline still produces slower binary than 4.9 and -fwhole-program hurts code quality.