[GHC] #10662: GHC warning shows technical summary of AST instead of the user's code

[GHC]

#10662: GHC warning shows technical summary of AST instead of the user's code
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        Reporter:  kolmodin          |                   Owner:
            Type:  bug               |                  Status:  new
        Priority:  normal            |               Milestone:  7.12.1
       Component:  Compiler          |                 Version:  7.10.2-rc2
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
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Changes (by thomie):

 * milestone:  7.10.2 => 7.12.1


Comment:

 kolmodin: can you please update your example to a working test.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10662#comment:2>
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