[Bug c++/111087] -Wnonnull issued for std::array of zero size when under C++20

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111087

--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Because the warning is not flow dependent.
So even things like:
const class1 *a = nullptr;
a != nullptr && a->method1();

Will also warn.