[GHC] #9423: shutdownCapability sometimes loops indefinitely on OSX after hs_exit()

[GHC]

#9423: shutdownCapability sometimes loops indefinitely on OSX after hs_exit()
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              Reporter:              |            Owner:
  AndreasVoellmy                     |           Status:  new
                  Type:  bug         |        Milestone:  7.10.1
              Priority:  normal      |          Version:  7.8.2
             Component:  Runtime     |         Keywords:
  System                             |     Architecture:  Unknown/Multiple
            Resolution:              |       Difficulty:  Unknown
      Operating System:  MacOS X     |       Blocked By:
       Type of failure:  Incorrect   |  Related Tickets:  9284
  result at runtime                  |
             Test Case:              |
              Blocking:              |
Differential Revisions:  Phab:D129   |
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Comment (by AndreasVoellmy):

 Are there ticket numbers for the "Windows fallout" stuff?

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9423#comment:7>
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