[GHC] #289: class context restrictions in GADT types not assumed

[GHC]

#289: class context restrictions in GADT types not assumed
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  Reporter:  ashley-y                 |          Owner:  simonpj 
      Type:  bug                      |         Status:  assigned
  Priority:  normal                   |      Milestone:  6.8     
 Component:  Compiler (Type checker)  |        Version:  6.4     
  Severity:  normal                   |     Resolution:  None    
  Keywords:                           |             Os:  Unknown 
Difficulty:  Unknown                  |   Architecture:  Unknown 
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Changes (by simonpj):

  * milestone:  => 6.8

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/289>
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