Regression due to tree loop opt / expand weirdness

[Ulrich Weigand]

Richard Henderson wrote:

> I suspect that you'll have problems somewhere, though I can't point
> my finger at exactly where.  If you want to wait and find it later,
> then I guess I don't care since it doesn't affect me or mine; go
> ahead with your patch.

I've committed the patch now, since it is certainly much better
than the current situation.  If there will be problems, we can
deal with them when and if they occur.

> I stand by my assertion that it's a tree-level loop bug that we are
> asking for these narrowed pointers in the first place.

That's what I'd have thought as well ...

Bye,
Ulrich

-- 
  Dr. Ulrich Weigand
  weigand@informatik.uni-erlangen.de