[GHC] #12092: Out-of-scope variable leads to type error, not scope error

[GHC]

#12092: Out-of-scope variable leads to type error, not scope error
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        Reporter:  kwf               |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Compiler (Type    |              Version:  8.0.1
  checker)                           |             Keywords:
      Resolution:  fixed             |  TypeApplications
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Incorrect         |  Unknown/Multiple
  warning at compile-time            |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #13834            |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by RyanGlScott):

 Oh dear, that is a good observation. It seems that this has regressed at
 some point between 8.4 and 8.6.

 Since #13834 is basically the same issue, let's move the discussion about
 this problem to there.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12092#comment:5>
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