[Issue 23195] Win64 function ABI bug for small non-POD arguments

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=23195

--- Comment #3 from Walter Bright <bugzilla at digitalmars.com> ---
This problem appears to have been introduced by
https://github.com/dlang/dmd/pull/9434/

--