[GHC] #9950: Documentation for InterruptibleFFI contains broken example

[GHC]

#9950: Documentation for InterruptibleFFI contains broken example
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        Reporter:  hpd               |                   Owner:  erdeszt
            Type:  bug               |                  Status:  patch
        Priority:  normal            |               Milestone:
       Component:  Documentation     |                 Version:  7.8.4
      Resolution:                    |                Keywords:  newcomer
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:  Phab:D902
-------------------------------------+-------------------------------------
Changes (by erdeszt):

 * status:  new => patch
 * differential:   => Phab:D902


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9950#comment:3>
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