vlib/v/parser/tests/postfix_err_b.vv:7:14: warning: `++` operator can only be used as a statement
    5 |     for _ in 0..3 {
    6 |         unsafe {
    7 |             *(arrayptr++) = 0
      |                       ~~
    8 |         }
    9 |     }
vlib/v/parser/tests/postfix_err_b.vv:3:18: warning: cannot cast a fixed array (use e.g. `&arr[0]` instead)
    1 | fn main(){
    2 |     mut array := [3]int{}
    3 |     mut arrayptr := &int(array)
      |                     ~~~~~~~~~~~
    4 |
    5 |     for _ in 0..3 {
