[GHC] #15692: GHC panic from pattern synonyms + deferred type errors

[GHC]

#15692: GHC panic from pattern synonyms + deferred type errors
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        Reporter:  Iceland_jack      |                Owner:  (none)
            Type:  bug               |               Status:  merge
        Priority:  normal            |            Milestone:  8.6.2
       Component:  Compiler          |              Version:  8.6.1
      Resolution:                    |             Keywords:
                                     |  PatternSynonyms
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  Compile-time      |            Test Case:
  crash or panic                     |  patsyn/should_fail/T15692
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by RyanGlScott):

 * milestone:  8.6.1 => 8.6.2


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15692#comment:5>
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