[GHC] #15184: T4442 fails on i386

[GHC]

#15184: T4442 fails on i386
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           Reporter:  osa1      |             Owner:  (none)
               Type:  bug       |            Status:  new
           Priority:  normal    |         Milestone:  8.6.1
          Component:  Compiler  |           Version:  8.2.2
           Keywords:            |  Operating System:  Unknown/Multiple
       Architecture:  x86       |   Type of failure:  None/Unknown
          Test Case:            |        Blocked By:
           Blocking:            |   Related Tickets:
Differential Rev(s):            |         Wiki Page:
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 {{{
 omer at i386-chroot:~/ghc/testsuite/tests/primops/should_run$
 ~/ghc/inplace/bin/ghc-stage2 T4442.hs
 [1 of 1] Compiling Main             ( T4442.hs, T4442.o )

 T4442.hs:135:14: error: Not in scope: data constructor `I64#'
     |
 135 |     (\arr i (I64# a) s -> write arr i a s)
     |              ^^^^
 }}}

 Looking at the code, it uses `Int` on 64-bit, but `Int64` on i386,
 probably to use 64-bit integers on both platforms. I think we can just use
 `Int64` on both platforms and get rid of the CPP to avoid further breakage
 in the future.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15184>
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