Function operator^

3rdparty/cppzmq/zmq.hpp:1047–1050

    return detail::enum_bit_and(a, b);
}
constexpr send_flags operator^(send_flags a, send_flags b) noexcept
{
    return detail::enum_bit_xor(a, b);
}
constexpr send_flags operator~(send_flags a) noexcept
{
    return detail::enum_bit_not(a);