[GHC] #11146: Manual eta expansion leads to orders of magnitude less allocations

[GHC]

#11146: Manual eta expansion leads to orders of magnitude less allocations
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        Reporter:  niteria           |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  7.10.2
      Resolution:                    |             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 osa1):

 I just tried `INLINE`ing all the functions defined in `FV` and `FV2`, it
 didn't make any difference. (maybe because GHC was already inlining?)
 (tried with -O2)

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11146#comment:6>
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