[GHC] #13470: Pattern synonyms bind variables out of scope

[GHC]

#13470: Pattern synonyms bind variables out of scope
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        Reporter:  Iceland_jack      |                Owner:  mpickering
            Type:  bug               |               Status:  merge
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Compiler          |              Version:  8.0.1
      Resolution:                    |             Keywords:
                                     |  PatternSynonyms
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  GHC accepts       |  Unknown/Multiple
  invalid program                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D3377
       Wiki Page:                    |
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Changes (by bgamari):

 * status:  patch => merge
 * milestone:   => 8.2.1


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13470#comment:4>
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