[GHC] #11833: GHC can't derive instance of polykinded typeclass for newtype that requires a class constraint

[GHC]

#11833: GHC can't derive instance of polykinded typeclass for newtype that requires
a class constraint
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        Reporter:  RyanGlScott       |                Owner:  RyanGlScott
            Type:  bug               |               Status:  patch
        Priority:  normal            |            Milestone:
       Component:  Compiler (Type    |              Version:  8.0.1
  checker)                           |
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  GHC rejects       |  Unknown/Multiple
  valid program                      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #8865, #11837     |  Differential Rev(s):  Phab:D2112
       Wiki Page:                    |
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Changes (by RyanGlScott):

 * related:  #8865 => #8865, #11837


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11833#comment:3>
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