Allow using `yield' with any number of arguments which will be returned as multiple values.  (These `case-lambda's are for making it fast, which is probably stupid given how slow this is anyway.)
Allow using `yield' with any number of arguments which will be returned
as multiple values.  (These `case-lambda's are for making it fast, which
is probably stupid given how slow this is anyway.)

svn: r17981

mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket