Method reserve

src/derive/vec.rs:34–37

(&mut self, additional: NonZeroUsize)

    }

    fn reserve(&mut self, additional: NonZeroUsize) {
        self.lengths.reserve(additional);
        // We don't know the lengths of the vectors, so we can't reserve more.
    }
}

/// Copies `N` or `n` bytes from `src` to `dst` depending on if `src` lies within a memory page.