mirror of
https://github.com/rust-lang/rust
synced 2024-11-05 20:45:15 +00:00
17 lines
311 B
Rust
17 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;
|
|
}
|