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Re: [PATCH] Use alias-oracle for memmove -> memcpy folding


On Wed, 2 Sep 2009, Eric Botcazou wrote:

> > I failed to test ada and the patch caused some regressions there
> > (basically using the oracle when we're not yet in gimple is fragile
> > due to the FEs not setting TREE_ADDRESSABLE properly and also due
> > to extra weird trees popping up).  The proper fix is to move this
> > folding to fold_stmt only - I don't have time for this right now
> > so I have reverted the patch.
> 
> Thanks.  I presume you're referring to this couple of new failures:
> 
> FAIL:   c52102a
> FAIL:   c52102c

Yes.

> If there is something we can do differently/better in gigi...

Naa - I was just being overly optimistic that the oracle can deal
with frontend trees just fine.  Obviously overly optimistic ;)

Richard.


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