[GHC] #14565: Performance degrades from -O1 to -O2

[GHC]

#14565: Performance degrades from -O1 to -O2
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        Reporter:  dbeacham          |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.2.2
      Resolution:                    |             Keywords:  SpecConstr
Operating System:  Unknown/Multiple  |         Architecture:  x86_64
 Type of failure:  Runtime           |  (amd64)
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #14379            |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by simonpj):

 * keywords:   => SpecConstr


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14565#comment:2>
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