v/vlib/v/checker/tests/optional_index_err.out

vlib/v/checker/tests/optional_index_err.vv:3:14: error: cannot use optional as index (type `string`)
    1 | fn main() {
    2 |     v := 'hello'
    3 |     println(v[v.last_index('l')])
      |              ~~~~~~~~~~~~~~~~~~~
    4 | }