[Bug c++/94058] defaulted three way comparison operator defined as deleted when a member is a small bitfield of long type.

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94058

--- Comment #6 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Right, I need to handle "the source is a bit-field whose width w is less than
that of its type" as well; is_bitfield_expr_with_lowered_type doesn't do that. 
Thanks!