genCallSimpleCast _ _ dsts _ =
    panic ("genCallSimpleCast: " ++ show (length dsts) ++ " dsts")
genCallSimpleCast _ _ dsts _ =
    panic ("genCallSimpleCast: " ++ show (length dsts) ++ " dsts")
genCallSimpleCast _ _ dsts _ =
    panic ("genCallSimpleCast: " ++ show (length dsts) ++ " dsts")