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{-# LANGUAGE TypeFamilies #-}
-- This tests what happens if we have unexported types
-- in type instances. The expected behaviour is
-- that we get the instance, Y is not linked and
-- Haddock shows a linking warning.
module TypeFamilies2 (X, Foo, Bar) where
data X
data Y
type family Foo a
type instance Foo X = Y
data family Bar a
data instance Bar X = BarX Y
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