import mir.ndslice.topology : iota;
auto slice = iota(3, 4);
auto m = slice.ndarray;
static assert(is(typeof(m) == sizediff_t[][])); // sizediff_t is long for 64 bit platforms
assert(m == [[0, 1, 2, 3], [4, 5, 6, 7], [8, 9, 10, 11]]);