[GHC] #15883: GHC panic: newtype F rep = F (forall (a :: TYPE rep). a)

[GHC]

#15883: GHC panic: newtype F rep = F (forall (a :: TYPE rep). a)
-------------------------------------+-------------------------------------
        Reporter:  Iceland_jack      |                Owner:  (none)
            Type:  bug               |               Status:  patch
        Priority:  normal            |            Milestone:
       Component:  Compiler (Type    |              Version:  8.6.2
  checker)                           |             Keywords:
      Resolution:                    |  LevityPolymorphism, TypeInType
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  crash or panic                     |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D4777
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by RyanGlScott):

 * status:  new => patch
 * differential:   => Phab:D4777


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15883#comment:5>
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