[GHC] #12638: GHC panic when resolving Show instance

[GHC]

#12638: GHC panic when resolving Show instance
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        Reporter:  MichaelK          |                Owner:
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Compiler (Type    |              Version:  8.0.1
  checker)                           |             Keywords:  PolyKinds,
      Resolution:  duplicate         |  TypeFamilies
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #12041            |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by mpickering):

 * status:  new => closed
 * resolution:   => duplicate
 * related:   => #12041


Comment:

 This is fixed on the master branch and 8.0 branch. Thanks for the report!

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12638#comment:1>
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