vlib/v/checker/tests/match_mut_with_immutable_var_err.vv:5:12: error: `i` is immutable, declare it with `mut` to make it mutable
3 | fn main() {
4 | i := Int(0)
5 | match mut i {
| ^
6 | int { i = 1 }
7 | u8 { i = 2 }