[GHC] #14128: Possible bug in Renamer when dealing with orphans

[GHC]

#14128: Possible bug in Renamer when dealing with orphans
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        Reporter:  Shayan-Najd       |                Owner:  bgamari
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:  8.2.2
       Component:  Compiler (Type    |              Version:  8.2.1
  checker)                           |
      Resolution:  fixed             |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D3892
       Wiki Page:                    |
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Comment (by bgamari):

 I briefly looked at doing the treatment in comment:14 to `dep_finsts` but
 it seems unnecessary as you cannot define type family instances in `hs-
 boot` files.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14128#comment:17>
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