testsuite/tests/generics/T10604/T10604_no_PolyKinds.stderr


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T10604_no_PolyKinds.hs:7:35: error:
    • Cannot derive well-kinded instance of form ‘Generic1 (F ...)’
        (Perhaps you intended to use PolyKinds)
        Class ‘Generic1’ expects an argument of kind ‘* -> *’
    • In the data declaration for ‘F’