[GHC] #10869: Option to dump preprocessed source

[GHC]

#10869: Option to dump preprocessed source
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        Reporter:  phischu           |                Owner:  RolandSenn
            Type:  feature request   |               Status:  patch
        Priority:  low               |            Milestone:
       Component:  Driver            |              Version:  7.10.2
      Resolution:                    |             Keywords:  easy
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:  T10869
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab: D4861
       Wiki Page:                    |
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Comment (by RolandSenn):

 Flag is now called **keep-hscpp-file**.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10869#comment:12>
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