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path: root/testsuite/tests/generics/GenCannotDoRep1_0.stderr
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GenCannotDoRep1_0.hs:9:49: error: [GHC-16437]
    • Can't make a derived instance of ‘Generic1 Dynamic’:
        Constructor ‘Dynamic’ has existential type variables in its type
    • In the data declaration for ‘Dynamic’
    Suggested fix: Use a standalone deriving declaration instead