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// check-pass
#![feature(let_else)]
fn main() {
let Some(n) = &mut &mut Some(5i32) else { return; };
*n += 1; // OK
let _ = n;
let Some(n): &mut Option<i32> = &mut &mut Some(5i32) else { return; };
*n += 1; // OK
let _ = n;
}
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