[GHC] #9848: List.all does not fuse

[GHC]

#9848: List.all does not fuse
-------------------------------------+-------------------------------------
        Reporter:  klapaucius        |                   Owner:  ekmett
            Type:  bug               |                  Status:  closed
        Priority:  normal            |               Milestone:  7.12.1
       Component:  Core Libraries    |                 Version:  7.9
      Resolution:  fixed             |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
                                     |  Unknown/Multiple
 Type of failure:  Runtime           |               Test Case:
  performance bug                    |  libraries/base/tests/T9848
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
-------------------------------------+-------------------------------------
Changes (by thomie):

 * status:  patch => closed
 * testcase:   => libraries/base/tests/T9848
 * resolution:   => fixed
 * milestone:   => 7.12.1


Comment:

 Nice
 [https://perf.haskell.org/ghc/#revision/22bbc1cf209d44b8bb8897ae7a35f9ebaf411b10
 improvements] in nofib also:

 {{{
 nofib/allocs/circsim    1332233568      - 4.02% 1278641568      bytes
 nofib/allocs/multiplier 248700640       - 8.70% 227052640       bytes
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9848#comment:8>
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