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[ghc.git] / testsuite / tests / deriving / should_fail / T2394.hs
1 {-# OPTIONS_GHC -XDeriveDataTypeable -XStandaloneDeriving #-}
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3 -- Test #2394
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5 module Foo where
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7 import Data.Data(Data)
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9 deriving instance (Data a,Data b) => Data (a->b)