[GHC] #13441: Type inference failure in bidirectional pattern synonym and GADT pattern match

[GHC]

#13441: Type inference failure in bidirectional pattern synonym and GADT pattern
match
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        Reporter:  goldfire          |                Owner:  (none)
            Type:  bug               |               Status:  merge
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Compiler          |              Version:  8.1
      Resolution:                    |             Keywords:
                                     |  PatternSynonyms
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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Comment (by bgamari):

 comment:2 merged to `ghc-8.2` as 8a857f50c5922365c71d07cb403f5c46a75b204e.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13441#comment:8>
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