[GHC] #14895: STG CSE makes dead binders undead

[GHC]

#14895: STG CSE makes dead binders undead
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        Reporter:  hsyl20            |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.2.2
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Debugging         |  Unknown/Multiple
  information is incorrect           |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by osa1):

 Good catch. I had observed this when debugging some other tickets, but
 couldn't figure why it was happening. I ended up enabling some debug flags
 that make printer print all variables.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14895#comment:1>
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