[Bug c++/107279] __builtin_complex is not supported

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107279

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I don't care which way this gets fixed. That is the documentation could be
changed or we support this in the C++ front-end.