[GHC] #4816: DeriveFunctor should not require a functor instance for functorial data types used invariantly

[GHC]

#4816: DeriveFunctor should not require a functor instance for functorial data
types used invariantly
--------------------------------------------+-------------------------------
  Reporter:  batterseapower                 |          Owner:                  
      Type:  bug                            |         Status:  closed          
  Priority:  normal                         |      Milestone:  7.0.3           
 Component:  Compiler                       |        Version:  6.12.3          
Resolution:  fixed                          |       Keywords:                  
  Testcase:  deriving/should_compile/T4816  |      Blockedby:                  
Difficulty:                                 |             Os:  Unknown/Multiple
  Blocking:                                 |   Architecture:  Unknown/Multiple
   Failure:  None/Unknown                   |  
--------------------------------------------+-------------------------------
Changes (by igloo):

  * status:  merge => closed
  * resolution:  => fixed


Comment:

 Merged.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4816#comment:3>
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