[GHC] #13947: GHC 8.2 gives misleading error message for out-of-scope infix type constructor

[GHC]

#13947: GHC 8.2 gives misleading error message for out-of-scope infix type
constructor
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        Reporter:  RyanGlScott       |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.2.1-rc2
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Poor/confusing    |  Unknown/Multiple
  error message                      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by RyanGlScott):

 * cc: adamgundry (added)


Comment:

 This started occurring in commit 2484d4dae65c81f218dcfe494b963b2630bb8fa6
 (`Refactor renaming of operators/sections to fix DuplicateRecordFields
 bugs`).

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13947#comment:1>
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