[rustc.git] / src / test / ui / nll / dont-print-desugared.rs

// Test that we don't show variables with from for loop desugaring

fn for_loop(s: &[i32]) {
    for &ref mut x in s {}
    //~^ ERROR cannot borrow data in a `&` reference as mutable [E0596]
}

struct D<'a>(&'a ());

impl Drop for D<'_> {
    fn drop(&mut self) {}
}

fn for_loop_dropck(v: Vec<D<'static>>) {
    for ref mut d in v {
        let y = ();
        *d = D(&y); //~ ERROR `y` does not live long enough
    }
}

fn main() {}
Commit	Line	Data
dc9dc135 XL	1	// Test that we don't show variables with from for loop desugaring
	2
	3	fn for_loop(s: &[i32]) {
	4	for &ref mut x in s {}
	5	//~^ ERROR cannot borrow data in a `&` reference as mutable [E0596]
	6	}
	7
	8	struct D<'a>(&'a ());
	9
	10	impl Drop for D<'_> {
	11	fn drop(&mut self) {}
	12	}
	13
	14	fn for_loop_dropck(v: Vec<D<'static>>) {
	15	for ref mut d in v {
	16	let y = ();
	17	*d = D(&y); //~ ERROR `y` does not live long enough
	18	}
	19	}
	20
	21	fn main() {}