From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17146 invoked by alias); 4 Jan 2012 22:43:18 -0000 Received: (qmail 17137 invoked by uid 22791); 4 Jan 2012 22:43:18 -0000 X-SWARE-Spam-Status: No, hits=-2.9 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, 04 Jan 2012 22:43:05 +0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/51017] GCC 4.6 performance regression (vs. 4.4/4.5) Date: Wed, 04 Jan 2012 22:43:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: CC 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 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: 2012-01/txt/msg00451.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51017 Jakub Jelinek changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org, | |vmakarov at gcc dot gnu.org --- Comment #6 from Jakub Jelinek 2012-01-04 22:42:37 UTC --- The big performance drop seems to be from r143756 to r143757, i.e. RA changes: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=143757 CCing Vladimir.