T4442 fails on i386

omer@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.

Trac metadata

Trac field	Value
Version	8.2.2
Type	Bug
TypeOfFailure	OtherFailure
Priority	normal
Resolution	Unresolved
Component	Compiler
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