On Mon, Jan 2, 2017 at 2:32 PM, Jakub Jelinek <ja...@redhat.com> wrote:
> if (TREE_CODE (type) == REFERENCE_TYPE)
> {
> - error ("in C++98 %q+D may not have reference type %qT "
> - "because it is a member of a union", x, type);
> - continue;
> + if (cxx_dialect < cxx11)
> + {
> + error ("in C++98 %q+D may not have reference type %qT "
> + "because it is a member of a union", x, type);
> + continue;
> + }
I don't think we need the old error anymore; in C++98 mode we will
have already complained about a static data member reference, so we
can drop the above and just keep the below.
> + else if (TREE_CODE (x) == FIELD_DECL)
> + {
> + error ("non-static data member %q+D in a union may not "
> + "have reference type %qT", x, type);
> + continue;
> + }
Jason
