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path: root/testsuite/tests/gadt/gadtSyntaxFail002.stderr
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gadtSyntaxFail002.hs:8:5: error:
    • Data constructor ‘C2’ has existential type variables, a context, or a specialised result type
        C2 :: forall a. a -> Char -> Foo a a
        (Use ExistentialQuantification or GADTs to allow this)
    • In the definition of data constructor ‘C2’
      In the data type declaration for ‘Foo’