From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 13072 invoked by alias); 11 Mar 2007 22:45:41 -0000 Received: (qmail 13042 invoked by uid 48); 11 Mar 2007 22:45:31 -0000 Date: Sun, 11 Mar 2007 22:45:00 -0000 Message-ID: <20070311224531.13041.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug fortran/31139] sum(w_re(1:nn,1)*fi(i(1:nn, ii))) up to 3.5x slower than C version In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "burnus at gcc dot gnu dot org" 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: 2007-03/txt/msg00998.txt.bz2 ------- Comment #1 from burnus at gcc dot gnu dot org 2007-03-11 22:45 ------- Contains the test case. The hand-made SSE version (USE_VECTORS) crashes here for -m32, but as it is C vs. Fortran, one can completely ignore that test case (for -m64 USE_VECTORS is about as fast as the other C versions anyhow). -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31139