[GHC] #11953: Export Word32#, Word64# on all architectures

[GHC]

#11953: Export Word32#, Word64# on all architectures
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           Reporter:  bgamari        |             Owner:
               Type:  bug            |            Status:  new
           Priority:  normal         |         Milestone:  8.0.1
          Component:  Compiler       |           Version:  7.10.3
           Keywords:                 |  Operating System:  Unknown/Multiple
       Architecture:                 |   Type of failure:  None/Unknown
  Unknown/Multiple                   |
          Test Case:                 |        Blocked By:
           Blocking:                 |   Related Tickets:
Differential Rev(s):                 |         Wiki Page:
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 Currently we have no always-available fixed-width primitive types. For
 instance, if you want a 64-bit unsigned integer you need to use `Word#` on
 64-bit targets and `Word32#` otherwise. This adds a fair bit of complexity
 in places which really should be simple (e.g. `Data.Word`).

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11953>
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