[GHC] #10632: ImplicitParams: GHC does not warn about unused implicit parameters

[GHC]

#10632: ImplicitParams: GHC does not warn about unused implicit parameters
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        Reporter:  mwnx              |                Owner:
            Type:  bug               |               Status:  closed
        Priority:  lowest            |            Milestone:  8.0.1
       Component:  Compiler          |              Version:  7.10.1
      Resolution:  fixed             |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Incorrect         |  Unknown/Multiple
  warning at compile-time            |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by bgamari):

 We may need to disable these warnings by default (including with `-Wall`).
 See #11370 for details.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10632#comment:5>
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