[GHC] #11757: Turn on (and require) C99/C11 mode by default

[GHC]

#11757: Turn on (and require) C99/C11 mode by default
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        Reporter:  hvr               |                Owner:
            Type:  task              |               Status:  closed
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Build System      |              Version:
      Resolution:  fixed             |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by bgamari):

 * status:  new => closed
 * resolution:   => fixed


Comment:

 At this point we require C99; it's not not entirely clear what else
 remains to be done so I'm closing this. Feel free to reopen or open a new
 ticket if there is more here than meets the eye.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11757#comment:5>
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