}
	v.Grow(1)
	if v.Cap() == 0 {
		t.Errorf("v.Cap = %v, want non-zero", v.Cap())
	}
	want := v.UnsafePointer()
	v.Grow(1)
	got := v.UnsafePointer()
	if got != want {
		t.Errorf("noop v.Grow should not change pointers")
	}

	t.Run("Append", func(t *testing.T) {
		var got, want []T
		v := ValueOf(&got).Elem()
		appendValue := func(vt T) {
			v.Grow(1)
			v.SetLen(v.Len() + 1)