#5662: GHCi crashes in context of banana bracket in arrow notation
-----------------------------+----------------------------------------------
    Reporter:  Duschvorhang  |       Owner:            
        Type:  bug           |      Status:  new       
    Priority:  normal        |   Component:  GHCi      
     Version:  7.0.3         |    Keywords:            
    Testcase:                |   Blockedby:            
          Os:  Windows       |    Blocking:            
Architecture:  x86           |     Failure:  GHCi crash
-----------------------------+----------------------------------------------
 Loading the attached haskell file in GHCi results in the following
 message. Compiling with ghc however is successful.

 ghc.exe: panic! (the 'impossible' happened)
   (GHC version 7.0.3 for i386-unknown-mingw32):
         addTickHsExpr
     (|/\(@ a{tv ayK} [sk]).
       (arrows-0.4.4.0:Control.Arrow.Transformer.State.runState{v rgG}
 [gid])
       @ arr{tv ayH} [sk]
       @ ghc-prim:GHC.Types.Int{(w) tc 3J}
       @ a{tv ayK} [sk]
       @ ghc-prim:GHC.Types.Int{(w) tc 3J}
         $dArrow{v aCr} [lid]
         (((main:Main.goodArrow{v rp6} [lid])
           @ (arrows-0.4.4.0:Control.Arrow.Transformer.State.StateArrow{tc
 rgD}
                ghc-prim:GHC.Types.Int{(w) tc 3J} arr{tv ayH} [sk])
             $dArrowState{v aCs} [lid] -< b{v apd} [lid]))|)

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5662>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler

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