Error out on YARV instead of crashing. Call rb_singleton_class_attached and rb_name_class for the origin class.
Error out on YARV instead of crashing.
Call rb_singleton_class_attached and rb_name_class for the origin class.


git-svn-id: 4f0512535da0148cb3b77f508241f32c2b407952@80 97706e15-5354-4c53-a9c4-6d7fdcecbee1

cout/ruby-libjit,cout/ruby-libjit