[Issue 18953] Win32: extern(C++) struct destructor not called correctly through runtime

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18953

--- Comment #4 from Rainer Schuetze <r.sagitario at gmx.de> ---
I added a test for this in some iteration, but it seemed it failed/crashed on
Linux, so I removed it immediately to not complicate the PR.

I'll open a new PR with a test case...

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