"Expected a type" error on Appkit NSEvent.ModifierFlags enum

[tomhamming]

I am getting a similar error among some others when I turn on C++ interop.

Build errors with C++ interop enabled

I have a large legacy code base mostly in Objective-C that I'm eager to convert piecemeal to Swift, but it has a lot of C++ that it has to talk to. I've been looking forward to C++/Swift interop for a long time, and I'm really excited to see it happening! When I build my project with the C++ interop enabled in Xcode 15 (15A240d, public release), I get some errors that I don't understand. Should I file issues for any of these? Are there workarounds? Please advise how I can get around them and/or…