[GHC] #7507: loop fusion not working for Int32, Int64 as it does for Int ?

[GHC]

#7507: loop fusion not working for Int32, Int64 as it does for Int ?
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  Reporter:  j.waldmann             |          Owner:                
      Type:  bug                    |         Status:  closed        
  Priority:  normal                 |      Milestone:                
 Component:  Compiler               |        Version:  7.6.1         
Resolution:  fixed                  |       Keywords:                
        Os:  Linux                  |   Architecture:  x86_64 (amd64)
   Failure:  None/Unknown           |     Difficulty:  Unknown       
  Testcase:  perf/should_run/T7507  |      Blockedby:                
  Blocking:                         |        Related:                
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Comment(by simonmar):

 How does it affect code size?

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7507#comment:3>
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