[GHC] #5425: Panic: the impossible happened charType '\955'

[GHC]

#5425: Panic: the impossible happened charType '\955'
---------------------------+------------------------------------------------
    Reporter:  dpmulligan  |        Owner:  simonmar  
        Type:  bug         |       Status:  new       
    Priority:  high        |    Milestone:  7.4.1     
   Component:  Compiler    |      Version:  7.0.3     
    Keywords:              |     Testcase:            
   Blockedby:              |   Difficulty:            
          Os:  Linux       |     Blocking:            
Architecture:  x86         |      Failure:  GHCi crash
---------------------------+------------------------------------------------

Comment(by igloo):

 Also reproducible for me with 7.3.20111006 on amd64/Linux.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5425#comment:3>
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