[GHC] #3389: CPP strips out C-style comments

[GHC]

#3389: CPP strips out C-style comments
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  Reporter:  nominolo         |          Owner:  igloo           
      Type:  feature request  |         Status:  new             
  Priority:  normal           |      Milestone:  6.14.1          
 Component:  Driver           |        Version:  6.10.2          
Resolution:                   |       Keywords:                  
Difficulty:  Unknown          |             Os:  Unknown/Multiple
  Testcase:                   |   Architecture:  Unknown/Multiple
   Failure:  None/Unknown     |  
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Comment(by malcolm.wallace@…):

 Perhaps one solution might be to have two different LANGUAGE pragmas for
 CPP, to allow the file to choose its desired behaviour for the
 preprocessor, e.g. CPP and CPPKeepCComments.  (Or with the alternative
 default choice, CPP and CPPStripCComments.)

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/3389#comment:8>
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