While that isn't really relevant as the sizes used by my example could just be larger (if intmax_t worked as intended, which of course it doesn't), the fixed wi

While that isn't really relevant as the sizes used by my example could just be larger (if intmax_t worked as intended, which of course it doesn't), the fixed width types are all optional. For example on systems that use ones complement you would have a intmax_t, but no int32_t or any of the others.