ref: b9f2c8f2ae01ab8a0a168fd7136e94c2eb8a7b48
dir: /tests/RecMdl.hs/
module RecMdl where import RecMdlA data B = B1 | B2 A deriving (Show) h :: Int -> Int h x = x + 100 f :: Int -> Int f x = g (x+1) main :: IO () main = do print (f 10) print (B2 (A2 B1))