[GHC] #1216: indexing 2d arrays is slow and leaky. why?

[GHC]

#1216: indexing 2d arrays is slow and leaky. why?
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  Reporter:  claus                    |          Owner:  simonpj         
      Type:  bug                      |         Status:  new             
  Priority:  normal                   |      Milestone:  6.12 branch     
 Component:  Compiler                 |        Version:  6.6             
Resolution:                           |       Keywords:                  
Difficulty:  Unknown                  |             Os:  Unknown/Multiple
  Testcase:                           |   Architecture:  Unknown/Multiple
   Failure:  Runtime performance bug  |  
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Changes (by guest):

 * cc: sveina at gmail.com (added)

Comment:

 Problem still exists on 6.12-rc2

 The memory leak appears to have gone away again, but there's a factor of
 two difference in speed between the two versions of the code.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1216#comment:16>
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