patch applied (ghc-6.10/ghc): Fix Trac #2721: reject newtype deriving if the class has associated types

[Ian Lynagh]

Wed Dec 31 08:43:00 PST 2008  simonpj at microsoft.com
  * Fix Trac #2721: reject newtype deriving if the class has associated types

    M ./compiler/typecheck/TcDeriv.lhs -20 +24

View patch online:
http://darcs.haskell.org/ghc-6.10/ghc/_darcs/patches/20081231164300-1287e-03b79b69889a45d71c944fa940f16907e0d5a38d.gz