core.sys.windows.com.ComObject apparently has wrongly laid out Vtable

[Carl Sturtivant]

On Wednesday, 20 March 2024 at 06:16:01 UTC, Richard (Rikki) 
Andrew Cattermole wrote:
> The only difference I'm aware of between a class that inherits 
> from IUnknown and extern(C++) should be the calling convention 
> used for the functions in the vtable.

I just read-read the entire thread and this jumped out at me. My 
latest proof of concept above endorses this position. It would be 
very helpful if you investigated and fully confirmed that the 
difference you stated is indeed the only difference? Then this 
thread will have reached its conclusion.