File: nested-binding-mode-lint.rs

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rustc 1.70.0%2Bdfsg1-9
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// check-pass

#![deny(unused_mut)]

fn main() {
    let mut is_mut @ not_mut = 42;
    &mut is_mut;
    &not_mut;
    let not_mut @ mut is_mut = 42;
    &mut is_mut;
    &not_mut;
}