Type error when deriving Generic for an associated data type

Andres Löh andres at well-typed.com
Thu Jul 12 12:33:11 CEST 2012


Hi Bas.

> I'm hitting on an issue when deriving Generic for an associated data type:

[...]

Your example compiles for me with HEAD (but fails with 7.4.1 and
7.4.2, yes). I've not tested if it also "works".

Cheers,
  Andres

-- 
Andres Löh, Haskell Consultant
Well-Typed LLP, http://www.well-typed.com



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