[Issue 19148] ldc compiled with dmd and musl segment faults on unaligned SIMD instruction.

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19148

--- Comment #2 from Yuxuan Shui <yshuiv7 at gmail.com> ---
Looks like dmd mis-aligned a __gshared variable. .alignof reports an alignment
of 16 bytes, while the variable is aligned only to 8 bytes.

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