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//@ run-pass
//@ edition: 2024
#![allow(incomplete_features)]
#![feature(ref_pat_eat_one_layer_2024)]
struct Foo;
//~^ WARN struct `Foo` is never constructed
fn main() {
|| {
//~^ WARN unused closure that must be used
if let Some(Some(&mut x)) = &mut Some(&mut Some(0)) {
let _: u32 = x;
}
};
}
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