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{-# LANGUAGE Haskell2010 #-}
{-# LANGUAGE PolyKinds #-}
{-# LANGUAGE ScopedTypeVariables #-}
{-# LANGUAGE StandaloneKindSignatures #-}
{-# LANGUAGE UnliftedNewtypes #-}
module RepPolyNewtypePat1 where
import GHC.Exts
type X :: TYPE rep -> TYPE rep
newtype X a = MkX a
bar :: forall rep (a :: TYPE rep). X a -> a
bar (MkX bndr_a) = bndr_a
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