[GHC] #4962: Dead code fed to CorePrep because RULEs keep it alive spuriously

[GHC]

#4962: Dead code fed to CorePrep because RULEs keep it alive spuriously
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  Reporter:  batterseapower           |          Owner:                  
      Type:  bug                      |         Status:  closed          
  Priority:  normal                   |      Milestone:  7.2.1           
 Component:  Compiler                 |        Version:  7.0.1           
Resolution:  fixed                    |       Keywords:                  
        Os:  Unknown/Multiple         |   Architecture:  Unknown/Multiple
   Failure:  Runtime performance bug  |     Difficulty:  Unknown         
  Testcase:                           |      Blockedby:                  
  Blocking:                           |        Related:                  
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Changes (by nfrisby):

 * cc: nfrisby (added)


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4962#comment:12>
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