[Bug c++/127339] GCC should allow using builtin type traits in mangled names

[nikolasklauser at berlin dot de via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127339

--- Comment #2 from Nikolas Klauser <nikolasklauser at berlin dot de> ---
May I ask why that is? There are clear compile time benefits, and I don't
really see the issue with allowing mangling them.