[GHC] #3160: No exception safety in Control.Concurrent.QSem QSemN and SampleVar

[GHC]

#3160: No exception safety in Control.Concurrent.QSem QSemN and SampleVar
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  Reporter:  ChrisKuklewicz               |          Owner:                  
      Type:  bug                          |         Status:  new             
  Priority:  normal                       |      Milestone:  7.6.1           
 Component:  libraries/base               |        Version:  7.0.2           
Resolution:                               |       Keywords:                  
        Os:  Unknown/Multiple             |   Architecture:  Unknown/Multiple
   Failure:  Incorrect result at runtime  |     Difficulty:  Unknown         
  Testcase:                               |      Blockedby:                  
  Blocking:                               |        Related:                  
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Changes (by liyang):

 * cc: hackage.haskell.org@… (added)


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/3160#comment:18>
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