[GHC] #8703: Use guard pages rather than heap checks

[GHC]

#8703: Use guard pages rather than heap checks
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        Reporter:  schyler           |                Owner:  simonmar
            Type:  feature request   |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Runtime System    |              Version:
      Resolution:  wontfix           |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by simonmar):

 For local minor collections, see http://simonmar.github.io/bib/papers
 /local-gc.pdf

 We didn't merge this work into the released GHC branch because the
 implementation was incredibly complicated and the gains were relatively
 small and inconsistent.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8703#comment:8>
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