[GHC] #8257: System.Mem: Expose performMinorGC

[GHC]

#8257: System.Mem: Expose performMinorGC
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       Reporter:  nh2               |             Owner:
           Type:  bug               |            Status:  new
       Priority:  normal            |         Milestone:
      Component:  libraries/base    |           Version:  7.6.3
       Keywords:                    |  Operating System:  Unknown/Multiple
   Architecture:  Unknown/Multiple  |   Type of failure:  None/Unknown
     Difficulty:  Unknown           |         Test Case:
     Blocked By:                    |          Blocking:
Related Tickets:                    |
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 We already have

 {{{
 performGC
 }}}

 which triggers a major garbage collection.

 In many cases, it is useful to trigger a minor one; exposing it is as
 simple as Simon Marlow suggested in
 https://groups.google.com/d/msg/fa.haskell/-q6sINValu8/_Z7odE6O5PsJ.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8257>
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