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diff --git a/testsuite/tests/deriving/should_compile/drv014.hs b/testsuite/tests/deriving/should_compile/drv014.hs
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+{-# LANGUAGE StandaloneDeriving, GeneralizedNewtypeDeriving #-}
+
+module ShouldCompile where
+
+data T a = T1 a | T2
+newtype N = MkN Int
+
+deriving instance Eq a => Eq (T a)
+deriving instance Num N
+deriving instance Eq N
+deriving instance Show N