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Date:      Tue, 15 Mar 2005 10:37:01 -0800
From:      "David O'Brien" <obrien@freebsd.org>
To:        Sean McNeil <sean@mcneil.com>
Cc:        kono@kth.se
Subject:   Re: make buildworld ERROR in RELENG_5 with WITH_LIB32 (amd64)
Message-ID:  <20050315183701.GA38799@dragon.NUXI.org>
In-Reply-To: <1110901246.78953.16.camel@server.mcneil.com>
References:  <200503150942.02118.kono@kth.se> <86psy1krtz.fsf@xps.des.no> <1110901246.78953.16.camel@server.mcneil.com>

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On Tue, Mar 15, 2005 at 07:40:46AM -0800, Sean McNeil wrote:
> On Tue, 2005-03-15 at 13:37 +0100, Dag-Erling Smørgrav wrote:
> > Sean McNeil <sean@mcneil.com> writes:
> > > This has been discussed before.  You are trying to compile with
> > > optimization -O2 and it isn't supported.
> > 
> > It is supposed to be supported.  The people who say it isn't are the
> > ones who keep introducing (and refusing to fix) bugs that break it.
> 
> More accurately, there exist bugs that have not been fixed yet.  These
> could have been there forever, or are introduced by a faulty compiler.
> 
> Also, RELENG_5 is set up to compile as -O -pipe, not -O2
> -fno-strict-aliasing -pipe.  There is good reason for this IMHO.  As
> long as the default settings are not -O2, then I would say it is not
> supported.

You are right.  Well partically.  -O2 kernel builds are support in
RELENG_5 for AMD64, Sparc64, and IA64.  -O2 userland builds aren't
supported as some of the bug fixing hasn't been MFC'ed.  I'll look into
that after 5.4-RELEASE and the code freeze ends.

-- 
-- David  (obrien@FreeBSD.org)



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