[tree-ssa] Mainline merge as of 2003-02-02

[Daniel Berlin]

>
> 	(pta_bottom): Remove unused function.

This is about to be used momentarily (IE i was seconds away from 
committing a patch that used it).


> 	(pta_get_ptsize): Remove unused function.
>
This one will be used slightly more in the future (to determine if we 
should aggregate or not).


Can you just #if 0 these out for the moment, and i'll remove the #if 
0's when they are used?
--Dan