[GHC] #10400: Run time increases by 40% in fractal plotter core loop

[GHC]

#10400: Run time increases by 40% in fractal plotter core loop
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        Reporter:  saffroy           |                   Owner:
            Type:  bug               |                  Status:  closed
        Priority:  normal            |               Milestone:
       Component:  Compiler          |                 Version:  7.8.4
      Resolution:  invalid           |                Keywords:
Operating System:  Linux             |            Architecture:  x86_64
 Type of failure:  Runtime           |  (amd64)
  performance bug                    |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
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Comment (by rwbarton):

 That said, we do very much appreciate bug reports like this one, even if
 in the end we are unable to do much about them!

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10400#comment:6>
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