[GHC] #14472: error __STDC_VERSION__ does not advertise C99 or later

[GHC]

#14472: error __STDC_VERSION__ does not advertise C99 or later
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        Reporter:  kaldiroglu        |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.2.1
      Resolution:                    |             Keywords:
Operating System:  MacOS X           |         Architecture:  x86_64
 Type of failure:  GHC rejects       |  (amd64)
  valid program                      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by kaldiroglu):

 * Attachment "Screen Shot 2017-11-16 at 12.01.51.png" added.

 Screen shot.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14472>
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