[PATCH][PING] SCCVN alias oracle

[Richard Guenther]

On Fri, 14 Mar 2008, Diego Novillo wrote:

> On 3/14/08 7:21 AM, Richard Guenther wrote:
> 
> > + bool
> > + refs_may_alias_p (tree ref1, tree ref2)
> > + {
> > +   tree base1, base2;
> > +   HOST_WIDE_INT offset1 = 0, offset2 = 0;
> > +   HOST_WIDE_INT size1 = -1, size2 = -1;
> > +   HOST_WIDE_INT max_size1 = -1, max_size2 = -1;
> > + 
> 
> Assert here that REF1 and REF2 are *_REF or any other kind we want to handle.

Ok.

> The alias parts are OK.  The SCCVN bits look fine to me, but I'd rather have
> Danny go over them first.

Fine.

Thanks,
Richard.