From owner-freebsd-current Tue Nov 25 17:40:52 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id RAA28450 for current-outgoing; Tue, 25 Nov 1997 17:40:52 -0800 (PST) (envelope-from owner-freebsd-current) Received: from nomis.Simon-Shapiro.ORG (nomis.i-Connect.Net [206.190.143.100]) by hub.freebsd.org (8.8.7/8.8.7) with SMTP id RAA28412 for ; Tue, 25 Nov 1997 17:40:41 -0800 (PST) (envelope-from shimon@nomis.Simon-Shapiro.ORG) Received: (qmail 535 invoked by uid 1000); 26 Nov 1997 01:40:49 -0000 Message-ID: X-Mailer: XFMail 1.2-beta-111797 [p0] on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: <199711250655.RAA00340@word.smith.net.au> Date: Tue, 25 Nov 1997 17:40:48 -0800 (PST) Reply-To: shimon@simon-shapiro.org Organization: Me, Just me... From: Simon Shapiro To: Mike Smith Subject: Re: Compiler Bug??? Cc: freebsd-current@FreeBSD.ORG, Nate Williams Sender: owner-freebsd-current@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk On 25-Nov-97 Mike Smith wrote: >> Guess what, you have bad memory! Seriously, this is not a compiler >> bug, >> but something in your hardware that is hosed up. Either the memory >> is >> bad, the timings are bad, the cache is bad, or some combination of >> the >> above is bad. Compiler bugs don't go away on reboots, but corrupted >> memory does. > > ... just to clarify here, as I am reading Simon slightly differently > from you; > > - code built while running UP works. > - code built while running SMP fails. > > Simon, are you using the -pipe option with gcc? Have you tried > without > it? What optimisation level are you using? Yup. In pusuit of faaaast make world times, this was suggested. It seems quiter and better last couple of days. Maybe El-nino :-) Simon