[e-lang] Expansion without HilbertHotel (was Scope oddities in ObjectExpr ...)

[Kevin Reid]

On Mar 12, 2006, at 2:58, Mark S. Miller wrote:
> I think the Hilbert Hotel approach is hopeless. I don't think it  
> can be fixed. So this alternative is quite welcome!
>
> Unfortunately, because E-on-Java ENodes are currently always  
> immediately DeepPassByCopy, they can only ever hold DeepPassByCopy  
> substructure, so I'm not sure how to adapt your technique to E-on- 
> Java.

Yes, this requires that ENodes be DeepPassByCopy by traversal, not by  
fiat. I have no ideas at the moment beyond "so do that", and that the  
results can be cached per node.

-- 
Kevin Reid                            <http://homepage.mac.com/kpreid/>