[GHC] #5004: yesod-0.7.1 causes panic on Arch's ghc 7.0.2 (was: yesod-0.7.1 fails to build on ghc 7.0.2)

[GHC]

#5004: yesod-0.7.1 causes panic on Arch's ghc 7.0.2
-------------------------------+--------------------------------------------
    Reporter:  pbrisbin        |       Owner:                    
        Type:  bug             |      Status:  new               
    Priority:  normal          |   Component:  Compiler          
     Version:  7.0.2           |    Keywords:                    
    Testcase:                  |   Blockedby:                    
          Os:  Linux           |    Blocking:                    
Architecture:  x86_64 (amd64)  |     Failure:  Compile-time crash
-------------------------------+--------------------------------------------

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5004#comment:1>
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