p4raw-id: //depot/perl@14520
This is possible to do, but would be pretty messy to implement, as it
would rely on even more sed hackery in F<perly.fixer>.
+=head2 pack for IV, UVs, NVs, and long doubles
+
+j, J, g, G?
+
=head2 pack "(stuff)*"
That's to say, C<pack "(sI)40"> would be the same as C<pack "sI"x40>