[GHC] #8221: Type checker hangs

[GHC]

#8221: Type checker hangs
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        Reporter:  maxs                       |            Owner:  dreixel
            Type:  bug                        |           Status:  new
        Priority:  highest                    |        Milestone:  7.8.1
       Component:  Compiler                   |          Version:  7.7
      Resolution:                             |         Keywords:  hangs
Operating System:  Unknown/Multiple           |     Architecture:  arm
 Type of failure:  GHC rejects valid program  |       Difficulty:  Unknown
       Test Case:                             |       Blocked By:
        Blocking:                             |  Related Tickets:
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Comment (by simonpj):

 Ugh. I'm on this.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8221#comment:3>
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