From owner-freebsd-current Sat Aug 3 9:37:51 2002 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 6A4ED37B401; Sat, 3 Aug 2002 09:37:48 -0700 (PDT) Received: from espresso.q9media.com (espresso.q9media.com [65.39.129.122]) by mx1.FreeBSD.org (Postfix) with ESMTP id E286543E4A; Sat, 3 Aug 2002 09:37:47 -0700 (PDT) (envelope-from mike@espresso.q9media.com) Received: by espresso.q9media.com (Postfix, from userid 1002) id AD1929E57; Sat, 3 Aug 2002 12:32:49 -0400 (EDT) Date: Sat, 3 Aug 2002 12:32:49 -0400 From: Mike Barcroft To: Andrew Kolchoogin Cc: David O'Brien , current@FreeBSD.ORG Subject: Re: Comments on Release Building for -current Message-ID: <20020803123249.B70372@espresso.q9media.com> References: <20020801173513.GC82778@dragon.nuxi.com> <20020802041414.A3616-100000@gamplex.bde.org> <20020802073955.GA88247@dragon.nuxi.com> <20020802082336.GA12034@snark.rinet.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20020802082336.GA12034@snark.rinet.ru>; from andrew@snark.rinet.ru on Fri, Aug 02, 2002 at 12:23:36PM +0400 Organization: The FreeBSD Project Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Andrew Kolchoogin writes: > David, > > On Fri, Aug 02, 2002 at 12:39:55AM -0700, David O'Brien wrote: > > > The rest of the GCC using world can use -O2 on their code. We are the > > only ones that have so much trouble with it. It is probably due to our > > bugs, not GCC's. > sorry, but some time ago I read here that gcc -O2 breaks our printf() in > libc. I haven't find any assembler code in /usr/src/lib/libc/stdio/vfprintf.c, > as such, if some C compiler can't handle VALID and STANDARDS-COMPLIANT C code, > this compiler is broken. Isn't it? > > Indeed, all of FreeBSD users could help to catch such a bug in gcc optimizer > code. :) If someone could find the small segment of code where the optimizer screws up, and write a small program to demonstrate the problem, we would have a good chance of it getting fixed. Best regards, Mike Barcroft To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message