On Mon, 30 Jul 2012, Michael Matz wrote:

> Hi,
> 
> On Mon, 30 Jul 2012, Richard Guenther wrote:
> 
> > 
> > This makes into-SSA no longer rely on variable annotations and instead
> > uses on-the-side information local to into/update-SSA.  Lookups can
> > probably be avoided in some places if we pass around the auxiliar
> > information instead of looking it up all the time.
> > 
> > Bootstrapped and tested on x86_64-unknown-linux-gnu, queued for now.
> > The remaining var-ann users are remove_unused_locals (the used flag)
> > and cfgexpands out-of-SSA.
> 
> I have both removed locally.  There's one more implicit use of var_ann, 
> namely as flag "in-referenced-vars", I'm currently working to remove that
> too.

Great.  Meanwhile 6/n depends on this as well so I have gone ahead
and checked this in.

Richard.

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