[GHC] #11319: ImpredicativeTypes even more broken than usual

[GHC]

#11319: ImpredicativeTypes even more broken than usual
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        Reporter:  Iceland_jack      |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler (Type    |              Version:  7.11
  checker)                           |             Keywords:
      Resolution:                    |  ImpredicativeTypes
Operating System:  Linux             |         Architecture:
 Type of failure:  GHC rejects       |  Unknown/Multiple
  valid program                      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by Reid Barton <rwbarton@…>):

 In [changeset:"b7dfbb45b6ac7849dbb7cf414d507fd65d1e7ed4/ghc" b7dfbb4/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="b7dfbb45b6ac7849dbb7cf414d507fd65d1e7ed4"
 Add test for #11319
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11319#comment:6>
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