[GHC] #14068: Loopification using join points

[GHC]

#14068: Loopification using join points
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        Reporter:  nomeata           |                Owner:  nomeata
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.0.1
      Resolution:                    |             Keywords:  JoinPoints
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #13966 #14067     |  Differential Rev(s):  Phab:D3811
  #14827                             |
       Wiki Page:                    |
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Comment (by nomeata):

 I am trying it out right now… will report back.

 >  Are you sure? I don't think liberate case applies here, though I have
 not tried it out.

 Hmm, you are right, this example does not work. `n` is not a free variable
 variable of the recursive function. I will try to construct a better
 example (or find out what really happens with `x2n1`).

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14068#comment:30>
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