[GHC] #10221: LLVM does not work on OSX

[GHC]

#10221: LLVM does not work on OSX
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        Reporter:  yongqli           |                   Owner:
            Type:  bug               |                  Status:  new
        Priority:  normal            |               Milestone:
       Component:  Compiler (LLVM)   |                 Version:  7.10.1
      Resolution:                    |                Keywords:
Operating System:  MacOS X           |            Architecture:
 Type of failure:  Other             |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:
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Comment (by rwbarton):

 I have seen this reported before, I think it is due to using a third-party
 gcc (to compile llc's output) together with an Apple llc, or something
 like that. Smallest program that fails is most likely `main = return ()`.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10221#comment:2>
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