From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 13067 invoked by alias); 17 Jul 2012 16:20:03 -0000 Received: (qmail 12925 invoked by uid 22791); 17 Jul 2012 16:19:55 -0000 X-SWARE-Spam-Status: No, hits=-4.3 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED 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; Tue, 17 Jul 2012 16:19:43 +0000 From: "redi at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/54000] [4.6/4.7/4.8 Regression] Performance breakdown for gcc-4.{6,7} vs. gcc-4.5 using std::vector in matrix vector multiplication Date: Tue, 17 Jul 2012 16:20:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c++ X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: redi 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: Status Last reconfirmed Known to work Summary Ever Confirmed 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: 2012-07/txt/msg01319.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54000 Jonathan Wakely changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2012-07-17 Known to work| |4.5.2 Summary|Performance breakdown for |[4.6/4.7/4.8 Regression] |gcc-4.{6,7} vs. gcc-4.5 |Performance breakdown for |using std::vector in matrix |gcc-4.{6,7} vs. gcc-4.5 |vector multiplication |using std::vector in matrix | |vector multiplication Ever Confirmed|0 |1 --- Comment #2 from Jonathan Wakely 2012-07-17 16:19:42 UTC --- confirmed