To be clear, that has nothing to do with exceptions, garbage collection, or error ABIs. But I guess you're saying it's a case of tacking on language features to languages that don't have them, since the main desired MS extension is one that sort of resembles class inheritance.

You're completely right, I was wrong - thank you for the correction.

Adding ref to the SEH part of Microsoft C extensions https://learn.microsoft.com/en-us/cpp/cpp/structured-excepti...