[GHC] #1434: Missing RULEs for truncate (was: Slow conversion from Double to Int)

[GHC]

#1434: Missing RULEs for truncate
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    Reporter:  ghc@…                      |        Owner:                         
        Type:  task                       |       Status:  new                    
    Priority:  normal                     |    Milestone:  6.12.3                 
   Component:  libraries/base             |      Version:  6.4.1                  
    Keywords:  rules                      |   Difficulty:  Unknown                
          Os:  Unknown/Multiple           |     Testcase:                         
Architecture:  Unknown/Multiple           |      Failure:  Runtime performance bug
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1434#comment:19>
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