[Bug libstdc++/119714] [15/16 Regression] Failure when using == operator on a class derived from std::expected

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119714

--- Comment #7 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Try `e == 42` with your edit. Obviously that should work, but you've completely
broken the comparison operator. That's not a fix.