drvfail007.stderr 372 Bytes
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drvfail007.hs:4:38:
Simon Peyton Jones's avatar
Simon Peyton Jones committed
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    No instance for (Eq (Int -> Int))
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      (maybe you haven't applied enough arguments to a function?)
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      arising from the first field of ‘Foo’ (type ‘Int -> Int’)
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    Possible fix:
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      use a standalone 'deriving instance' declaration,
        so you can specify the instance context yourself
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    When deriving the instance for (Eq Foo)