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//@ edition: 2021
//@ compile-flags: -Zunstable-options
#![feature(mut_preserve_binding_mode_2024)]
#![allow(incomplete_features)]
struct Foo(u8);
fn main() {
let Foo(mut a) = &Foo(0);
a = &42;
//~^ ERROR: mismatched types
let Foo(mut a) = &mut Foo(0);
a = &mut 42;
//~^ ERROR: mismatched types
}
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