[GHC] #4480: System.Directory.canonicalizePath gives bad result

[GHC]

#4480: System.Directory.canonicalizePath gives bad result
-----------------------------------------+----------------------------------
 Reporter:  erikd                        |          Owner:                  
     Type:  bug                          |         Status:  new             
 Priority:  normal                       |      Component:  Compiler        
  Version:  6.12.3                       |     Resolution:                  
 Keywords:                               |       Testcase:                  
Blockedby:                               |             Os:  Unknown/Multiple
 Blocking:                               |   Architecture:  Unknown/Multiple
  Failure:  Incorrect result at runtime  |  
-----------------------------------------+----------------------------------
Changes (by benl):

  * status:  closed => new
  * resolution:  worksforme =>


Comment:

 I take it back. It's fixed in the head on Linux but not on Windows. Once
 it even said

 {{{
 Prelude> canonicalizePath ""
 *** Exception: getFullPathName: invalid argument (Cannot create another
 system semaphore.)
 }}}

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4480#comment:3>
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