From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 22507 invoked by alias); 10 Dec 2002 04:16:01 -0000 Mailing-List: contact gcc-prs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-prs-owner@gcc.gnu.org Received: (qmail 22493 invoked by uid 71); 10 Dec 2002 04:16:01 -0000 Date: Mon, 09 Dec 2002 20:16:00 -0000 Message-ID: <20021210041601.22492.qmail@sources.redhat.com> To: nobody@gcc.gnu.org Cc: gcc-prs@gcc.gnu.org, From: Gunther H Weber Subject: Re: optimization/7175: Calculation yields different results for version optimized with -O2 Reply-To: Gunther H Weber X-SW-Source: 2002-12/txt/msg00513.txt.bz2 List-Id: The following reply was made to PR optimization/7175; it has been noted by GNATS. From: Gunther H Weber To: bangerth@dealii.org, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, nobody@gcc.gnu.org, weber@informatik.uni-kl.de, gcc-gnats@gcc.gnu.org Cc: Subject: Re: optimization/7175: Calculation yields different results for version optimized with -O2 Date: Mon, 09 Dec 2002 20:13:39 -0800 I still get the problem with gcc3.2. However, it disappears as soon as I use -ffloat-store. So it seems to be due to poor handling of numerical inaccuracies. Thank you for your feedback Gunther bangerth@dealii.org wrote: >Synopsis: Calculation yields different results for version optimized with -O2 > >State-Changed-From-To: open->feedback >State-Changed-By: bangerth >State-Changed-When: Fri Dec 6 13:50:40 2002 >State-Changed-Why: > This code works for me with gcc3.2. Would you mind checking > whether this helps on your system as well? > > Thanks > Wolfgang > >http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=7175 > >