[Issue 12692] Add support for __simd in for 32-bits targets

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=12692

--- Comment #2 from Orvid King <blah38621 at gmail.com> ---
Alright, maybe I was wrong, it appears the backend did indeed have an issue
with 32-bit SIMD intrinsics, the fix to
https://issues.dlang.org/show_bug.cgi?id=7949 was what introduced the current
error message that shows up for 32-bit non-OSX platforms....

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