[Bug c++/67371] Never executed "throw" in constexpr function fails to compile

[ldionne.2 at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67371

--- Comment #1 from Louis Dionne <ldionne.2 at gmail dot com> ---
This is almost certainly a duplicate of #66026, yet it is still unconfirmed.