[GHC] #14724: ghc-8.2.2 configure script fail to extract gcc version correctly

[GHC]

#14724: ghc-8.2.2 configure script fail to extract gcc version correctly
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        Reporter:  hyophyop          |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.4.1
       Component:  Compiler          |              Version:  8.2.2
      Resolution:                    |             Keywords:
Operating System:  MacOS X           |         Architecture:  x86_64
 Type of failure:  Installing GHC    |  (amd64)
  failed                             |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by bgamari):

 * milestone:  8.2.1 => 8.4.1


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14724#comment:2>
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