[Bug c++/121040] ICE on g++15.1

[gessos.paul at yahoo dot gr via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121040

--- Comment #4 from Chameleon <gessos.paul at yahoo dot gr> ---
... if I write the correct
        && (SquareMatrix<std::remove_reference_t<T>>
instead of wrong
        (SquareMatrix<std::remove_reference_t<T>>