[GHC] #3458: Allocation where none should happen

[GHC]

#3458: Allocation where none should happen
-------------------------------------+-------------------------------------
              Reporter:  guest       |            Owner:
                  Type:  bug         |           Status:  new
              Priority:  lowest      |        Milestone:  7.10.1
             Component:  Compiler    |          Version:  6.10.4
            Resolution:              |         Keywords:
      Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple                   |       Difficulty:  Unknown
       Type of failure:  Runtime     |       Blocked By:
  performance bug                    |  Related Tickets:  #1216, #5945,
             Test Case:              |  #6040
              Blocking:              |
Differential Revisions:              |
-------------------------------------+-------------------------------------
Changes (by thomie):

 * failure:  None/Unknown => Runtime performance bug
 * os:  Linux => Unknown/Multiple
 * architecture:  x86_64 (amd64) => Unknown/Multiple
 * related:   => #1216, #5945, #6040


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/3458#comment:18>
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