From owner-freebsd-current Thu Mar 23 15:41:10 2000 Delivered-To: freebsd-current@freebsd.org Received: from picnic.mat.net (picnic.mat.net [206.246.122.133]) by hub.freebsd.org (Postfix) with ESMTP id AD46137B607; Thu, 23 Mar 2000 15:40:55 -0800 (PST) (envelope-from chuckr@picnic.mat.net) Received: from localhost (chuckr@localhost [127.0.0.1]) by picnic.mat.net (8.9.3/8.9.3) with ESMTP id SAA48763; Thu, 23 Mar 2000 18:39:30 -0500 (EST) (envelope-from chuckr@picnic.mat.net) Date: Thu, 23 Mar 2000 18:39:30 -0500 (EST) From: Chuck Robey To: Kris Kennaway Cc: current@FreeBSD.ORG Subject: Re: Optimisation patch In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Thu, 23 Mar 2000, Kris Kennaway wrote: > Any objections to the following? I don't mind at all ... I was wondering about just taking out the ability to even USE -O2 in the compiler, but there're probably *some* non-kernel related reasons for using it, and we shouldn't block it at that point. Not for FreeBSD, but for some users doing their own code on FreeBSD. > > Index: make.conf > =================================================================== > RCS file: /home/ncvs/src/etc/defaults/make.conf,v > retrieving revision 1.101 > diff -u -u -r1.101 make.conf > --- make.conf 2000/03/22 00:49:20 1.101 > +++ make.conf 2000/03/23 23:33:13 > @@ -9,7 +9,13 @@ > # You have to find the things you can put here in the Makefiles and > # documentation of the source tree. > # > -# One, and probably the most common, use could be: > +# CFLAGS controls the compiler settings used when compiling C code. > +# Note that optimisation settings above -O (-O2, ...) are not recommended > +# or supported for compiling the world or the kernel - please revert any > +# nonstandard optimisation settings to "-O" before submitting bug reports > +# to the developers. > +# Note also that at this time the -O2 setting is known to produce BROKEN > +# CODE on the Alpha platform. > # > #CFLAGS= -O -pipe > # > > ---- > In God we Trust -- all others must submit an X.509 certificate. > -- Charles Forsythe > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message > ---------------------------------------------------------------------------- Chuck Robey | Interests include C & Java programming, FreeBSD, chuckr@picnic.mat.net | electronics, communications, and signal processing. New Year's Resolution: I will not sphroxify gullible people into looking up fictitious words in the dictionary. ---------------------------------------------------------------------------- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message