[GHC] #7411: Exceptions are optimized away in certain situations

[GHC]

#7411: Exceptions are optimized away in certain situations
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        Reporter:  SimonHengel       |                   Owner:
            Type:  bug               |                  Status:  new
        Priority:  high              |               Milestone:  7.12.1
       Component:  Compiler          |                 Version:  7.6.1
      Resolution:                    |                Keywords:  seq,
                                     |  deepseq, evaluate, exceptions
Operating System:  Linux             |            Architecture:  x86_64
 Type of failure:  Incorrect result  |  (amd64)
  at runtime                         |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:  #5129             |  Differential Revisions:
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Changes (by thomie):

 * related:   => #5129


Comment:

 See also: https://ghc.haskell.org/trac/ghc/ticket/5129#comment:17.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7411#comment:5>
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