[GHC] #10975: At program exit, finalizer runs while foreign function is running

[GHC]

#10975: At program exit, finalizer runs while foreign function is running
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        Reporter:  akio              |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  7.10.1
      Resolution:                    |             Keywords:
Operating System:  Linux             |         Architecture:  x86_64
 Type of failure:  Incorrect result  |  (amd64)
  at runtime                         |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by osa1):

 FWIW, I don't know why but marking "call" function `unsafe` prevents
 this(by
 default foreign functions are marked `safe`).

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10975#comment:1>
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