[GHC] #8647: Reduce allocations in `integer-gmp`

[GHC]

#8647: Reduce allocations in `integer-gmp`
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              Reporter:  hvr         |            Owner:  ekmett
                  Type:  task        |           Status:  closed
              Priority:  normal      |        Milestone:  7.8.1
             Component:  Core        |          Version:  7.6.3
  Libraries                          |         Keywords:  integer-gmp
            Resolution:  fixed       |     Architecture:  x86_64 (amd64)
      Operating System:              |       Difficulty:  Unknown
  Unknown/Multiple                   |       Blocked By:
       Type of failure:  Runtime     |  Related Tickets:  #8638
  performance bug                    |
             Test Case:              |
              Blocking:              |
Differential Revisions:              |
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Changes (by hvr):

 * milestone:  7.10.1 => 7.8.1


Comment:

 Yeah, this has been effectively superseded by #9281 (which ironically took
 two steps forward and one step back... but that's still being worked on)

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8647#comment:22>
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