.namespace [ 'Lua' ] .sub 'init_thread' :load :anon load_bytecode 'Parrot/Coroutine.pbc' $P0 = subclass 'Parrot::Coroutine', 'thread' .end .namespace ['thread'] .sub __add :multi(thread, pmc) .param pmc self .param pmc right .param pmc dest print "add ok\n" .return (dest) .end