On Sun May 24 2009, H. Peter Anvin wrote:
quoted text
> Michael S. Zick wrote:
> > 
> > Note: I have seem to recall that newer gcc's optimizer presume 
> > that the flags register is preserved across asm - 
> > It didn't use to do that - but there is now a "cc" to deal with
> > that - Have not yet audited for that, but it is high on my list.
> > 
> 
> I am pretty sure that's false... if it was true we'd have failures all
> over the kernel.
> 

Not an issue at the moment, will cover that when I audit my own code.

Mike
quoted text
> 	-hpa
> 


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