[GHC] #11203: Kind inference with SigTvs is wrong

[GHC]

#11203: Kind inference with SigTvs is wrong
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        Reporter:  goldfire          |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  7.10.2
      Resolution:                    |             Keywords:
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 goldfire):

 Use of `SigTv`s also sometimes gets in the way of `splitTelescopeTvs`,
 which depends on the kind variables in a tycon's kind having the same
 names as the `LHsQTyVars` in the tycon definitions. This is blocking
 `perf/compiler/T9872d` from compiling.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11203#comment:1>
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