[GHC] #10869: Option to dump preprocessed source

[GHC]

#10869: Option to dump preprocessed source
-------------------------------------+-------------------------------------
        Reporter:  phischu           |                   Owner:
            Type:  feature request   |                  Status:  new
        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:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
-------------------------------------+-------------------------------------

Comment (by mpickering):

 I'm fairly sure there is already this option? Maybe it's `-E`..

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10869#comment:2>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler