[rustc.git] / src / test / ui / issues / issue-40288.rs

fn save_ref<'a>(refr: &'a i32, to: &mut [&'a i32]) {
    for val in &mut *to {
        *val = refr;
    }
}

fn main() {
    let ref init = 0i32;
    let ref mut refr = 1i32;

    let mut out = [init];

    save_ref(&*refr, &mut out);

    // This shouldn't be allowed as `refr` is borrowed
    *refr = 3; //~ ERROR cannot assign to `*refr` because it is borrowed

    // Prints 3?!
    println!("{:?}", out[0]);
}
Commit	Line	Data
8bb4bdeb XL	1	fn save_ref<'a>(refr: &'a i32, to: &mut [&'a i32]) {
	2	for val in &mut *to {
	3	*val = refr;
	4	}
	5	}
	6
	7	fn main() {
	8	let ref init = 0i32;
	9	let ref mut refr = 1i32;
	10
	11	let mut out = [init];
	12
	13	save_ref(&*refr, &mut out);
	14
	15	// This shouldn't be allowed as `refr` is borrowed
	16	refr = 3; //~ ERROR cannot assign to `refr` because it is borrowed
	17
	18	// Prints 3?!
	19	println!("{:?}", out[0]);
	20	}