[GHC] #8695: Arithmetic overflow from (minBound :: Int) `quot` (-1)

[GHC]

#8695: Arithmetic overflow from (minBound :: Int) `quot` (-1)
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        Reporter:  rleslie                      |            Owner:
            Type:  bug                          |           Status:  patch
        Priority:  normal                       |        Milestone:  7.8.1
       Component:  libraries/haskell2010        |          Version:  7.6.3
      Resolution:                               |         Keywords:
Operating System:  Unknown/Multiple             |     Architecture:
 Type of failure:  Incorrect result at runtime  |  Unknown/Multiple
       Test Case:                               |       Difficulty:
        Blocking:                               |  Unknown
                                                |       Blocked By:
                                                |  Related Tickets:  #1042
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Comment (by carter):

 great! seems like theres a principaled justification and the patch is
 simple. woot

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8695#comment:12>
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