linux-kernel - Re: fyi: gcc33-hammer crashes when compiling kvm emulate.c

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Message-ID: <4CC73C07.3030704@zytor.com>
Date:	Tue, 26 Oct 2010 13:37:27 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andi Kleen <andi@...stfloor.org>
CC:	kvm@...r.kernel.org, avi@...hat.com, linux-kernel@...r.kernel.org
Subject: Re: fyi: gcc33-hammer crashes when compiling kvm emulate.c

On 10/26/2010 01:27 PM, Andi Kleen wrote:
>> That is an issue too, as 3.x does a lot fewer optimizations than 4.x.
> 
> Well to be fair the default -Os build disables most of the fancy stuff
> (and the resulting code is often terrible) 
> 
> I guess it doesn't matter too much, at least not with the 
> CONFIG_CC_OPTIMIZE_SIZE default.
> 

Yes, it would be nice to have a setting which is "optimize but don't
bloat excessively."

	-hpa
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