[GHC] #14959: Heap 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 darchon):

 Incidentally, the `bitInteger` rule was updated/changed/added in 8.0.1
 according to:

 *
 https://github.com/ghc/ghc/blob/abaf43d9d88d6fdf7345b936a571d17cfe1fa140/compiler/prelude/PrelRules.hs#L1324-L1338
 * https://ghc.haskell.org/trac/ghc/ticket/8832

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14959#comment:4>
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