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Re: [tree-ssa] DCE fixes


On Fri, 2002-11-22 at 16:18, Diego Novillo wrote:
> On Fri, 22 Nov 2002, Andrew Macleod wrote:

> > 6 - var-args sometimes generate odd looking instructions such as 
> >   ap = ap which have unadvertised side-effects. It looks like they are 2
> >   different 'ap's, and perhaps the var-arg builtin it is feeding is refering
> >   to the wrong 'ap'. When this stmt is deleted, we fail to generate some 
> >   addressing instructions which cause a few failures.
> > 
> Blech.  I guess we should mark varargs nodes non-gimple :(
> 

Well, I will also investigate it closer when I get a chance... The
initial investigastion was a bit superficial. I suspect it might just be
something in the way we're generating it... but who knows.
  
Andrew


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