net/IPv6Address: IsV4Mapped() cannot be constexpr with gcc 4.9
net/IPv6Address: IsV4Mapped() cannot be constexpr with gcc 4.9
CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy