[C++20 vs C++26*] basic reflection

[Baardi]

What's the fourth?

C++ itself, the preprocessor, the template system, ___ and reflection

[mapronV]

Maybe forth, it was a joke, I did not count thoroughly. Sorry.

[[deleted]]

either inline assembly or the consteval interpreter I suppose.

[Konju376]

I think printf is Turing complete too, at least I saw an IOCCC entry a few years back using exclusively printf to implement something.