[GHC] #14664: "GHC.Integer can't throw exceptions" is wrong

[GHC]

#14664: "GHC.Integer can't throw exceptions" is wrong
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        Reporter:  Zemyla            |                Owner:  (none)
            Type:  feature request   |               Status:  new
        Priority:  low               |            Milestone:
       Component:  Compiler          |              Version:  8.2.2
      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 simonpj):

 Interesting. But if we were going to do this we might want to build some
 (modest) direct RTS support, rather than using `atomically` for a purpose
 it wasn't designed for.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14664#comment:1>
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