[Bug c++/111316] std::vector's operator < does not work with recursive data type

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111316

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Yes and GCC is the only compiler which implements the atomic constraint rule
for C++20.