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{-# LANGUAGE NoImplicitForAll, GADTs, DeriveAnyClass #-}
module RnNoImplicitForAll where
import GHC.Types
f :: a -> a
f = undefined
type T :: k -> Type
data T k
data G a where
MkG :: a -> Maybe b -> G (Either Int b)
rightTrue = Right True :: Either a Bool
munit :: forall m a . Monad m => m a
munit = pure undefined
{-# SPECIALISE munit :: IO a #-}
class C a b
data TD deriving (C a)
instance Show a => Show (Maybe a)
type family F a
type instance F (Maybe a) = Int
{-# RULES "name" forall (x :: Maybe a). foo x = 5 #-}
foo x = 5
id (a :: t) = t
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