// No pointer arithmetic necessary.
		return ptr, rlen, rcap
	}

	// Calculate the base pointer (rptr) for the new slice.
	//
	// Generate the following code assuming that indexes are in bounds.
	// The masking is to make sure that we don't generate a slice
	// that points to the next object in memory. We cannot just set
	// the pointer to nil because then we would create a nil slice or

</p>

<pre>
[...]Point{{1.5, -3.5}, {0, 0}}     // same as [...]Point{Point{1.5, -3.5}, Point{0, 0}}
[][]int{{1, 2, 3}, {4, 5}}          // same as [][]int{[]int{1, 2, 3}, []int{4, 5}}
[][]Point{{{0, 1}, {1, 2}}}         // same as [][]Point{[]Point{Point{0, 1}, Point{1, 2}}}
map[string]Point{"orig": {0, 0}}    // same as map[string]Point{"orig": Point{0, 0}}