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{-# language DataKinds #-}
{-# language KindSignatures #-}
{-# language PolyKinds #-}
{-# language RankNTypes #-}
module LevPolyLet
( example
) where
import GHC.Exts
-- This should be rejected because of the let binding.
example :: forall (v :: Levity) (a :: TYPE ('BoxedRep v)).
(Int -> a)
-> Bool
example f =
let x = f 42
in undefined
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