From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 15651 invoked by alias); 4 Dec 2007 12:17:30 -0000 Received: (qmail 15040 invoked by alias); 4 Dec 2007 12:17:08 -0000 Date: Tue, 04 Dec 2007 12:17:00 -0000 Message-ID: <20071204121708.15039.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/33604] [4.3 Regression] Revision 119502 causes significantly slower results with 4.3 compared to 4.2 In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "michael dot olbrich at gmx dot net" 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: 2007-12/txt/msg00267.txt.bz2 ------- Comment #31 from michael dot olbrich at gmx dot net 2007-12-04 12:17 ------- Subject: Re: [4.3 Regression] Revision 119502 causes significantly slower results with 4.3 compared to 4.2 On Tue, Dec 04, 2007 at 11:17:46AM -0000, bonzini at gnu dot org wrote: > - http://gcc.gnu.org/bugzilla/attachment.cgi?id=14496 same as gcc-bug-report.tar.gz > - http://gcc.gnu.org/bugzilla/attachment.cgi?id=14497 > - http://gcc.gnu.org/bugzilla/attachment.cgi?id=14497 with the first #if 0 enabled The difference between 4.2 and 4.3 is not as big but is still there: 0.7s vs. 1.6s No significant change with "--param max-aliased-vops=100000". -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33604