[rustc.git] / src / test / ui / consts / const_let_promote.rs

// run-pass

use std::cell::Cell;

const X: Option<Cell<i32>> = None;

const Y: Option<Cell<i32>> = {
    let x = None;
    x
};

// Ensure that binding the final value of a `const` to a variable does not affect promotion.
#[allow(unused)]
fn main() {
    let x: &'static _ = &X;
    let y: &'static _ = &Y;
}
Commit	Line	Data
60c5eb7d XL	1	// run-pass
	2
	3	use std::cell::Cell;
	4
	5	const X: Option<Cell<i32>> = None;
	6
	7	const Y: Option<Cell<i32>> = {
	8	let x = None;
	9	x
	10	};
	11
	12	// Ensure that binding the final value of a `const` to a variable does not affect promotion.
	13	#[allow(unused)]
	14	fn main() {
	15	let x: &'static _ = &X;
	16	let y: &'static _ = &Y;
	17	}