[GHC] #5169: LLVM backend should warn if llvm tools aren't installed

[GHC]

#5169: LLVM backend should warn if llvm tools aren't installed
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    Reporter:  dterei            |       Owner:  dterei      
        Type:  feature request   |      Status:  new         
    Priority:  normal            |   Component:  Compiler    
     Version:  7.0.3             |    Keywords:              
    Testcase:                    |   Blockedby:              
          Os:  Unknown/Multiple  |    Blocking:              
Architecture:  Unknown/Multiple  |     Failure:  None/Unknown
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Changes (by dterei):

  * owner:  => dterei


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5169#comment:1>
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