Method insert_range

src/test/fuzz/prevector.cpp:101–105

    template <typename I>
    void insert_range(Size position, I first, I last)
    {
        real_vector.insert(real_vector.begin() + position, first, last);
        pre_vector.insert(pre_vector.begin() + position, first, last);
    }

    void erase(Size position)
    {