[GHC] #4380: Use throwIO instead of throw in an IO context

[GHC]

#4380: Use throwIO instead of throw in an IO context
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    Reporter:  basvandijk        |        Owner:  simonmar    
        Type:  bug               |       Status:  patch       
    Priority:  normal            |    Milestone:  7.0.2       
   Component:  libraries/base    |      Version:  6.12.3      
    Keywords:                    |     Testcase:              
   Blockedby:                    |   Difficulty:              
          Os:  Unknown/Multiple  |     Blocking:              
Architecture:  Unknown/Multiple  |      Failure:  None/Unknown
---------------------------------+------------------------------------------
Changes (by igloo):

  * status:  new => patch
  * milestone:  => 7.0.2


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4380#comment:2>
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