[tree-ssa] Bootstrap fails with enourmous memory usage

[Diego Novillo]

On Thu, 05 Dec 2002, Graham Stott wrote:

> It would appear the things have improved since the last merge
> I'm able to bootstrap tree-ssa branch with rtl checking enabled.
> 
Yeah.  There is a new method for dealing with aliases that is not
so memory intensive in the presence of heavy aliasing.

We still allocate some memory unnecessarily (basic blocks and
statements have lists that could be shared).  But that is not too
high on the priority list.


Diego.