[GHC] #7929: -pgma and -pgmc flags dont work as expected on mac

[GHC]

#7929: -pgma and -pgmc flags dont work as expected on mac
-------------------------------+--------------------------------------------
    Reporter:  carter          |       Owner:              
        Type:  bug             |      Status:  new         
    Priority:  normal          |   Milestone:              
   Component:  Compiler        |     Version:  7.6.3       
    Keywords:                  |          Os:  MacOS X     
Architecture:  x86_64 (amd64)  |     Failure:  None/Unknown
  Difficulty:  Unknown         |    Testcase:              
   Blockedby:                  |    Blocking:              
     Related:  7922,7678       |  
-------------------------------+--------------------------------------------
Changes (by igloo):

  * difficulty:  => Unknown
  * blockedby:  7678 =>


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7929#comment:1>
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