[GHC] #595: Overhaul GHC's overlapping/non-exhaustive pattern checking

[GHC]

#595: Overhaul GHC's overlapping/non-exhaustive pattern checking
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        Reporter:  simonmar          |                Owner:
            Type:  task              |               Status:  new
        Priority:  normal            |            Milestone:  ⊥
       Component:  Compiler          |              Version:  None
      Resolution:  None              |             Keywords:  warnings
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Incorrect         |  Unknown/Multiple
  warning at compile-time            |            Test Case:  N/A
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
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Changes (by cheecheeo):

 * cc: cheecheeo@… (added)


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/595#comment:25>
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