[GHC] #2442: Heuristics to improve error messages for badly referenced things

[GHC]

#2442: Heuristics to improve error messages for badly referenced things
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    Reporter:  batterseapower    |        Owner:  simonpj         
        Type:  feature request   |       Status:  new             
    Priority:  high              |    Milestone:  6.14 branch     
   Component:  Compiler          |      Version:  6.9             
    Severity:  normal            |   Resolution:                  
    Keywords:                    |   Difficulty:  Unknown         
    Testcase:                    |           Os:  Unknown/Multiple
Architecture:  Unknown/Multiple  |  
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Changes (by simonmar):

  * milestone:  6.12.1 => 6.14 branch

Comment:

 Ran out of time; still needs review, and there might be some concerns
 about performance.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2442#comment:12>
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