Improving _Generic in C2y

New in C2y is an operator that does something people have been asking us for, for decades:

N3366 - Restartable Functions for Efficient Character Conversions has made it into the C2Y Standard (A.K.A., “the next C standard after C23”). And one of my longest struggles — the sole reason I actually came down to the C Standards Committee in the first place —

Constant integer-typed (including enumeration-typed) object declarations in C that are immediately initialized with an integer constant expression should just be constant expressions. That’s it.

Ever since I finished publishing the “defer” paper and successfully defended it on its first go-around (it now has tentative approval to go to a Technical Specification, I just need to obtain the necessary written boilerplate to do so), an old criticism

I received a few complaints that #embed was difficult to implement and hard to optimize. And, the people making these claims