p4raw-id: //depot/perl@28461
=over
=item *
+
Implement L</state variables> (mostly done currently)
=item *
=over
=item *
+
Implement L</_ prototype character>
+=item *
+
+Review smart match semantics in light of Perl 6 developments.
+
=back
=head2 Needed for a 5.9.6 release