[Bug c++/71973] c++ handles built-in functions inconsistently

[bernd.edlinger at hotmail dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71973

--- Comment #10 from Bernd Edlinger <bernd.edlinger at hotmail dot de> ---
(In reply to Paolo Carlini from comment #9)
> I see, maybe for clarity you could open a separate enhancement-type PR.

Done: pr82466