rust/tests/ui/consts/const_let_promote.rs
2024-02-16 20:02:50 +00:00

18 lines
311 B
Rust

//@ 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;
}