[GHC] #4415: ghci crash on Windows 7 64bits when press Ctrl-L

[GHC]

#4415: ghci crash on Windows 7 64bits when press Ctrl-L
-------------------------------+--------------------------------------------
    Reporter:  isomorphic      |       Owner:            
        Type:  bug             |      Status:  new       
    Priority:  normal          |   Component:  GHCi      
     Version:  6.12.3          |    Keywords:  windows 7 
    Testcase:                  |   Blockedby:            
          Os:  Windows         |    Blocking:            
Architecture:  x86_64 (amd64)  |     Failure:  GHCi crash
-------------------------------+--------------------------------------------

Comment(by isomorphic):

 The arrow keys, tab completion, and Ctrl-A, ctrl-e all work fine.

 This must be an bug within Haskeline, as I can reproduce the same error
 with your "Test.hs" when I press "Ctrl-L".

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4415#comment:2>
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