[GHC] #8740: Deriving instance conditionally compiles

[GHC]

#8740: Deriving instance conditionally compiles
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        Reporter:  thomaseding       |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:  8.6.1
       Component:  Compiler (Type    |              Version:  7.6.3
  checker)                           |             Keywords:  GADTs,
      Resolution:  fixed             |  deriving
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  GHC rejects       |            Test Case:
  valid program                      |  deriving/should_compile/T8740
      Blocked By:                    |             Blocking:
 Related Tickets:  #8128, #11066     |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by RyanGlScott):

 * testcase:   => deriving/should_compile/T8740
 * status:  new => closed
 * resolution:   => fixed
 * milestone:   => 8.6.1


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8740#comment:8>
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