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+{-# LANGUAGE StandaloneDeriving, DeriveDataTypeable, DeriveFunctor, DeriveFoldable, DeriveTraversable, EmptyDataDecls #-}
+module T4302 where
+
+import Data.Ix
+import Data.Typeable
+import Data.Data
+import Data.Foldable
+import Data.Traversable
+
+data Test a
+
+deriving instance Eq (Test a)
+deriving instance Ord (Test a)
+deriving instance Typeable1 Test
+deriving instance Data a => Data (Test a)
+deriving instance Functor Test
+deriving instance Foldable Test
+deriving instance Traversable Test