Function make_y_negative

tests/binary/mutable_borrow/src/main.rs:8–13

Function taking a mutable borrow of a Point field

(p_y: &mut i32)

#[derive(Copy, Clone)]
struct RepeatPoint {
    x: i32,
    y: i32,
}

// Function taking a mutable borrow of a Point field
fn make_y_negative(p_y: &mut i32) {
    if *p_y > 0 {
        *p_y = -(*p_y);