[GHC] #9889: Pattern synonym does not work in top-level pattern bind

[GHC]

#9889: Pattern synonym does not work in top-level pattern bind
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        Reporter:  goldfire          |                   Owner:  cactus
            Type:  bug               |                  Status:  merge
        Priority:  normal            |               Milestone:  7.10.1
       Component:  Compiler (Type    |                 Version:  7.9
  checker)                           |                Keywords:
      Resolution:                    |  PatternSynonyms
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  GHC rejects       |  Unknown/Multiple
  valid program                      |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
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Changes (by cactus):

 * status:  patch => merge
 * milestone:   => 7.10.1


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9889#comment:5>
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