[GHC] #1874: getDirectoryContents yields "invalid argument" instead of "permission error"

[GHC]

#1874: getDirectoryContents yields "invalid argument" instead of "permission
error"
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    Reporter:  Orphi                                                 |        Owner:                  
        Type:  bug                                                   |       Status:  new             
    Priority:  low                                                   |    Milestone:  6.12 branch     
   Component:  libraries/directory                                   |      Version:  6.8.1           
    Severity:  normal                                                |   Resolution:                  
    Keywords:                                                        |   Difficulty:  Moderate (1 day)
    Testcase:  getDirectoryContents "C:\\System Volume Information"  |           Os:  Windows         
Architecture:  x86                                                   |  
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Changes (by igloo):

  * milestone:  6.10 branch => 6.12 branch

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1874#comment:10>
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