[GHC] #915: Implement list fusion using streams instead of foldr/build

[GHC]

#915: Implement list fusion using streams instead of foldr/build
----------------------------+-----------------------------------------------
 Reporter:  simonpj         |          Owner:  simonpj
     Type:  task            |         Status:  new    
 Priority:  normal          |      Milestone:  6.8    
Component:  libraries/base  |        Version:  6.4.2  
 Severity:  normal          |     Resolution:         
 Keywords:                  |     Difficulty:  Unknown
 Testcase:  N/A             |   Architecture:  Unknown
       Os:  Unknown         |  
----------------------------+-----------------------------------------------
Changes (by igloo):

  * testcase:  => N/A

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/915>
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