[patch] Lno branch merge part 12 -- induction variable optimizations

[Jan Hubicka]

> Hello,
> 
> > Did you check this patch with java enabled?
> > 
> > 1559    static void
> > 1560    add_standard_iv_candidates (struct ivopts_data *data)
> > 1561    {
> > 1562      /* Add 0 + 1 * iteration candidate.  */
> > 1563      add_candidate (data,
> > 1564                     fold_convert (unsigned_type_node, integer_zero_node),
> > 1565                     fold_convert (unsigned_type_node, integer_one_node),
> > 1566                     true, NULL);
> > 1567
> > 
> > unsigned_type_node is NULL_TREE in java.
> 
> sorry for the problem; I forgot to commit the piece of the patch
> in java directory :-(.

As mentioned by RTH we should consistently use type_for_size langhook
here anyway.

Honza
> 
> Zdenek