vlib/v/checker/tests/mut_arg_different_muls_err.vv:29:14: notice: unused parameter: `window`
   27 | }
   28 | 
   29 | fn on_resize(window &Window, w int, h int) {
      |              ~~~~~~
   30 |     println(' ${w} ${h}')
   31 | }
vlib/v/checker/tests/mut_arg_different_muls_err.vv:26:21: error: cannot use `&Window` as `&&Window` in argument 1 to `window_resized`
   24 | 
   25 | fn on_event(mut w Window) {
   26 |     window_resized(mut w)
      |                        ^
   27 | }
   28 |