[GHC] #10165: Win32 broken with GHC 7.10 RC3

[GHC]

#10165: Win32 broken with GHC 7.10 RC3
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        Reporter:  NeilMitchell   |                   Owner:
            Type:  bug            |                  Status:  new
        Priority:  normal         |               Milestone:
       Component:  Compiler       |                 Version:  7.10.1-rc3
      Resolution:                 |                Keywords:
Operating System:  Windows        |            Architecture:  x86
 Type of failure:  Runtime crash  |               Test Case:
      Blocked By:                 |                Blocking:
 Related Tickets:                 |  Differential Revisions:
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Comment (by Kludgy):

 Untested fix here for review:

 https://github.com/Kludgy/win32/commit/9e52103b8b4a9bfb486e2289257ec61ac682eb89

 I will submit this as a PR as soon as I am able to verify that it works.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10165#comment:3>
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