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Date:      Tue, 15 Mar 2005 19:00:39 -0800 (PST)
From:      Doug White <dwhite@gumbysoft.com>
To:        "Pedro F. Giffuni" <giffunip@yahoo.com>
Cc:        freebsd-sparc64@FreeBSD.org
Subject:   Re: Fwd: [ports-sparc64@pointyhat.freebsd.org: brlcad-7.0.4 failed on sparc64 5]
Message-ID:  <20050315185830.U17717@carver.gumbysoft.com>
In-Reply-To: <20050315194720.21521.qmail@web51610.mail.yahoo.com>
References:  <20050315194720.21521.qmail@web51610.mail.yahoo.com>

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On Tue, 15 Mar 2005, Pedro F. Giffuni wrote:

>
> --- Doug White <dwhite@gumbysoft.com> wrote:
> > On Mon, 14 Mar 2005, Pedro F. Giffuni wrote:
> >
> > > Hi guys;
> > >
> > > Any idea why BRLCAD doesn't build on sparc64? I'd be glad to pass fixes
> > > upstream for future releases.
> >
> > It apperas to be a bug (or overzealous optimization):
> >
>
> Thanks Doug!
>
> I think a workaround would be to disable -fexpensive-optimizations for the
> sparc64. I will work on this and I'll send a followup to the BRLCAD guys.

-O3 is the bigger worry.  Anything higher than -O2 doesn't get a lot of
testing (PARTICULARLY on !i386)  and the optimizations can sometimes have
unintended side effects.  (Heck, -O2 has unintended side effects!)

I'd try building with just -O and see what you get.

--
Doug White                    |  FreeBSD: The Power to Serve
dwhite@gumbysoft.com          |  www.FreeBSD.org



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