[GHC] #2132: Optimise nested comparisons

[GHC]

#2132: Optimise nested comparisons
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  Reporter:  simonpj                  |          Owner:                  
      Type:  bug                      |         Status:  new             
  Priority:  normal                   |      Milestone:  _|_             
 Component:  Compiler                 |        Version:  6.8.2           
Resolution:                           |       Keywords:                  
        Os:  Unknown/Multiple         |   Architecture:  Unknown/Multiple
   Failure:  Runtime performance bug  |     Difficulty:  Unknown         
  Testcase:                           |      Blockedby:                  
  Blocking:                           |        Related:                  
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Changes (by liyang):

 * cc: hackage.haskell.org@… (added)


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2132#comment:33>
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