[PATCH] Limit SCCVN SCC size for obscure cases

[Richard Guenther]

On Thu, 13 Dec 2007, Richard Guenther wrote:

> On Thu, 13 Dec 2007, Paolo Bonzini wrote:
> 
> > 
> > >     /* Collect and value number expressions computed in each basic block.
> > > */
> > > !   if (!run_scc_vn ())
> > > !     {
> > > !        if (!do_fre)
> > > !  remove_dead_inserted_code ();
> > > !       fini_pre ();
> > > !       return;
> > > !     }
> > 
> > I think printing something in the dump would be nice.
> 
> Yeah.  I'll do

Committed as rev 130895 after ack from Danny on IRC.

Richard.