vlib/v/checker/tests/array_sort_with_compare_err.vv:11:24: error: sort_with_compare callback function parameter `a` with type `string` should be `&string`
    9 | }
   10 |
   11 | fn sort_by_file_base(a string, b string) int {
      |                        ~~~~~~
   12 |     return int(a > b)
   13 | }
vlib/v/checker/tests/array_sort_with_compare_err.vv:4:26: error: cannot use `fn (string, string) int` as `fn (voidptr, voidptr) int` in argument 1 to `[]string.sort_with_compare`
    2 |     mut names := ['aaa', 'bbb', 'ccc']
    3 |
    4 |     names.sort_with_compare(sort_by_file_base)
      |                             ~~~~~~~~~~~~~~~~~
    5 |     println(names)
    6 |
Details: ``'s expected fn argument: `` is a pointer, but the passed fn argument: `a` is NOT a pointer
vlib/v/checker/tests/array_sort_with_compare_err.vv:7:26: error: cannot use `int literal` as `fn (voidptr, voidptr) int` in argument 1 to `[]string.sort_with_compare`
    5 |     println(names)
    6 |
    7 |     names.sort_with_compare(22)
      |                             ~~
    8 |     println(names)
    9 | }
