[GHC] #10026: wiki formatting doc does not mention language option

[GHC]

#10026: wiki formatting doc does not mention language option
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        Reporter:  lspitzner         |                   Owner:  hvr
            Type:  feature request   |                  Status:  new
        Priority:  normal            |               Milestone:
       Component:  Trac & Git        |                 Version:
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:
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Comment (by bgamari):

 It would be nice to mention this somewhere; I can never remember this
 incantation.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10026#comment:1>
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