[GHC] #12083: ghc-8.0.1-rc4: tyConRoles sees a TcTyCon

[GHC]

#12083: ghc-8.0.1-rc4: tyConRoles sees a TcTyCon
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        Reporter:  _deepfire         |                Owner:  (none)
            Type:  bug               |               Status:  patch
        Priority:  normal            |            Milestone:
       Component:  Compiler (Type    |              Version:  8.0.1-rc4
  checker)                           |
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  crash                              |            Test Case:  Yes.
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D3573
       Wiki Page:                    |
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Changes (by RyanGlScott):

 * status:  new => patch
 * differential:   => Phab:D3573


Comment:

 Happily, commit 0c9d9dec0a924a4f34f4cff26d004143c028861a (Remove panics
 for TcTyCon, the fix for #13271) fixed the two programs in this ticket.
 I've added regression tests for them in Phab:D3573.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12083#comment:6>
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