[tree-ssa] Provide some utility functions

[Diego Novillo]

On Mon, 2004-03-22 at 10:13, Bonzini wrote:
> I noted that some improvements in lno branch (notably phiopt)
> introduced code duplication in the form of static functions
> that are the same in tree-complex.c and tree-ssa-phiopt.c.
> 
> These are easy enough that I think it is easier to apply
> them to tree-ssa directly.
> 
If it doesn't fix a bug, no.  Sorry.  We can address these when LNO is
merged into mainline.


Diego.