[GHC] #4384: building hashed-storage 0.4.3: Expected one of wanted constraints (BUG)

[GHC]

#4384: building hashed-storage 0.4.3: Expected one of wanted constraints (BUG)
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    Reporter:  dsf       |        Owner:                    
        Type:  bug       |       Status:  infoneeded        
    Priority:  normal    |    Milestone:                    
   Component:  Compiler  |      Version:  7.1               
    Keywords:            |     Testcase:                    
   Blockedby:            |   Difficulty:                    
          Os:  Linux     |     Blocking:                    
Architecture:  x86       |      Failure:  Compile-time crash
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Comment(by dsf):

 Yes, this is fixed in HEAD.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4384#comment:3>
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