[Haskell-cafe] Automatic derivation (TemplateHaskell?)

Joel Reymont joelr1 at gmail.com
Thu Apr 5 06:59:36 EDT 2007

On Apr 5, 2007, at 11:04 AM, Joel Reymont wrote:

> This is in Language.Haskell.TH.Syntax which is imported at the top  
> of Data/Derive/TH.hs so I don't understand the cause of the error

Apparently instance Functor Q was added to 6.6 very recently and it's  
not in MacPorts yet.

I decided to throw down the gauntlet and run 6.7 instead.


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