[GHC] #13538: Weird kind inference problems with closed type families

[GHC]

#13538: Weird kind inference problems with closed type families
-------------------------------------+-------------------------------------
        Reporter:  achirkin          |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Compiler (Type    |              Version:  8.0.2
  checker)                           |
      Resolution:  fixed             |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Incorrect         |  Unknown/Multiple
  error/warning at compile-time      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #13135            |  Differential Rev(s):  Phab:D3426
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by achirkin):

 Wow, bugs getting fixed before users submit them these days. That's
 efficient!

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13538#comment:6>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler