[GHC] #4287: GHC command invocation debug output not in correct format for cmd.exe

[GHC]

#4287: GHC command invocation debug output not in correct format for cmd.exe
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    Reporter:  ezyang            |       Owner:              
        Type:  bug               |      Status:  new         
    Priority:  normal            |   Component:  Compiler    
     Version:  6.12.3            |    Keywords:              
    Testcase:                    |   Blockedby:              
          Os:  Windows           |    Blocking:              
Architecture:  Unknown/Multiple  |     Failure:  None/Unknown
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Comment(by ezyang):

 Well, actually, cmd.exe's shell quoting rules are pretty arcane, so it
 might be better to universally assume sh semantics and do courteous things
 like escape backslashes and spaces appropriately.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4287#comment:1>
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