From owner-cvs-all  Mon Sep 23 12:25:39 2002
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Date: Mon, 23 Sep 2002 12:25:18 -0700
From: "David O'Brien" <obrien@FreeBSD.org>
To: Mike Barcroft <mike@FreeBSD.org>
Cc: Mikhail Teterin <mi+mx@aldan.algebra.com>,
	cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject: Re: cvs commit: src/contrib/gcc toplev.c
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References: <200209220726.g8M7Qdju048222@freefall.freebsd.org> <200209231429.47531.mi+mx@aldan.algebra.com> <20020923143011.B14878@espresso.q9media.com>
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On Mon, Sep 23, 2002 at 02:30:11PM -0400, Mike Barcroft wrote:
> Mikhail Teterin <mi+mx@aldan.algebra.com> writes:
> > On Sunday 22 September 2002 03:26 am, David E. O'Brien wrote:
> > = obrien      2002/09/22 00:26:39 PDT
> > = 
> > =   Modified files:
> > =     contrib/gcc          toplev.c 
> > =   Log:
> > =   Turn off the "-O2 flag TRIGGERS KNOWN OPTIMIZER BUGS" warning.
> > 
> > What about x86 (and -current)? Is it safe to use -O2?
> 
> Not yet.  See PR 40209.

Not being able to use -O2 is due to a code bug in FreeBSD's code.  Not
due to GCC optimizer bugs.  I feel it is safe to give -O2 a try on
people's own code now.

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