[GHC] #13662: Type inference fails in connection with TypeFamilies, 'let', type equalities ...

[GHC]

#13662: Type inference fails in connection with TypeFamilies, 'let', type
equalities ...
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        Reporter:  Lemming           |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Compiler (Type    |              Version:  8.2.1-rc1
  checker)                           |
      Resolution:  fixed             |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:  indexed-
                                     |  types/should_compile/T13662
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by Lemming):

 Indeed, my problem is gone in ghc-8.2.0.20170517, thanks!

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13662#comment:6>
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