[GHC] #14959: Heap overflow in optimizer (was: Heep overflow in optimizer)

[GHC]

#14959: Heap overflow in optimizer
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        Reporter:  darchon           |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.4.1
      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 RyanGlScott):

 Stunning. This bug goes all the way back to GHC 8.0.1, even (note that
 before 8.4.1, you would simply get the error message `ghc: Out of memory`
 instead of a panic). GHC 7.10.3 does not suffer from this issue.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14959#comment:1>
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