From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 25603 invoked by alias); 26 Oct 2010 15:01:05 -0000 Received: (qmail 25528 invoked by uid 22791); 26 Oct 2010 15:01:03 -0000 X-SWARE-Spam-Status: No, hits=-2.4 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,MISSING_MID 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, 26 Oct 2010 15:00:59 +0000 From: "janus at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/46166] optimization and/or removing an if(.false.) statement leads to bad results X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: fortran X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: janus 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 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 Date: Tue, 26 Oct 2010 15:01:00 -0000 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: 2010-10/txt/msg02202.txt.bz2 Message-ID: <20101026150100.LwdFw01eNwuAqczZPBVgG00lP4B0u5ZcYTm-Umy9_V0@z> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46166 janus at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |janus at gcc dot gnu.org --- Comment #3 from janus at gcc dot gnu.org 2010-10-26 15:00:51 UTC --- I think it would be helpful if you could reduce your test case (which is a total mess right now) to something more reasonable. Otherwise it's very hard to decide whether it is a compiler problem or a user problem and to pin down where the differences at -O0/-O1 come from.