[GHC] #15002: Panic: collectNBinders

[GHC]

#15002: Panic: collectNBinders
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        Reporter:  crockeea          |                Owner:  nomeata
            Type:  bug               |               Status:  patch
        Priority:  highest           |            Milestone:  8.4.2
       Component:  Profiling         |              Version:  8.4.1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  crash or panic                     |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D4572
       Wiki Page:                    |
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Changes (by nomeata):

 * status:  new => patch
 * differential:   => Phab:D4572


Comment:

 I found a way of fixing it, submitted for review at Phab:D4572, and also
 pushed to `wip/T15002` to see if it has performance impact. This simply
 does less CSE around join points, and I don’t know all the implications,
 so it may be deemed too crude.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15002#comment:10>
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