[GHC] #1701: impossible happened

[GHC]

#1701: impossible happened
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    Reporter:  aycan.irican at core.gen.tr  |        Owner:                  
        Type:  bug                       |       Status:  new             
    Priority:  normal                    |    Milestone:                  
   Component:  Compiler                  |      Version:  6.6.1           
    Severity:  normal                    |   Resolution:                  
    Keywords:  impossible                |   Difficulty:  Moderate (1 day)
          Os:  Linux                     |     Testcase:                  
Architecture:  x86_64 (amd64)            |  
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Comment (by simonpj):

 Is it essential to import `Text.XML.HXT.Arrow`?  If so, can you point to
 where to get the version of that package that you used, so we can
 reproduce?

 Also can you try with `-dcore-lint` please?

 Thanks

 Simon

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1701>
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