[Issue 23641] core.simd.int4 multiplication

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=23641

--- Comment #1 from ponce <aliloko at gmail.com> ---
> requires Neon or SSE4.1 with the 

requires Neon or SSE4.1 with the pmulld instruction

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