[GHC] #14383: Allocation in VS up 500%

[GHC]

#14383: Allocation in VS up 500%
-------------------------------------+-------------------------------------
        Reporter:  nomeata           |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  low               |            Milestone:
       Component:  Compiler          |              Version:  8.3
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Runtime           |  Unknown/Multiple
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by nomeata):

 It’s in `real/eff/VS`, just added this August, so no released compiler has
 it in the suite.

 But I can of course test an old compiler with `make  NoFibRuns=1 mode=slow
 HC=ghc-8.0`. I get
 {{{
 8.0       483117568
 8.2       483117520
 7ea5d41d 3123117584
 }}}

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14383#comment:3>
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