https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98826
--- Comment #1 from joseph at codesourcery dot com <joseph at codesourcery dot com> --- As I said on the WG14 reflector, I think the natural handling of anonymous structs and unions for C is that anonymity provides only a shorthand for name lookup (member access, designated initializers, offsetof) with everything else being exactly as if the anonymous member were named.