[GHC] #10510: Testsuite driver does not run tests in parallel on Windows

[GHC]

#10510: Testsuite driver does not run tests in parallel on Windows
---------------------------------+----------------------------------------
        Reporter:  thomie        |                Owner:
            Type:  bug           |               Status:  new
        Priority:  high          |            Milestone:  8.2.1
       Component:  Test Suite    |              Version:  7.10.1
      Resolution:                |             Keywords:
Operating System:  Windows       |         Architecture:  Unknown/Multiple
 Type of failure:  None/Unknown  |            Test Case:
      Blocked By:                |             Blocking:
 Related Tickets:                |  Differential Rev(s):
       Wiki Page:                |
---------------------------------+----------------------------------------

Comment (by Ben Gamari <ben@…>):

 In [changeset:"2864ad79ab44f5ca039c30dc3dec816c77dd5cfa/ghc" 2864ad7/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="2864ad79ab44f5ca039c30dc3dec816c77dd5cfa"
 testsuite/driver: Allow threading on Windows

 It seems that threading now works fine. The only caveat here is that it
 makes some race conditions more likely (e.g. #12554), although these
 also appear to affect single-threaded runs.

 Test Plan: Validate on Windows

 Reviewers: austin, Phyx

 Subscribers: thomie

 Differential Revision: https://phabricator.haskell.org/D2600

 GHC Trac Issues: #10510
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10510#comment:10>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler