tests/ui/suggestions/suggest-split-at-mut.rs


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fn main() {
    let mut foo = [1, 2, 3, 4];
    let a = &mut foo[2];
    let b = &mut foo[3]; //~ ERROR cannot borrow `foo[_]` as mutable more than once at a time
    *a = 5;
    *b = 6;
    println!("{:?} {:?}", a, b);
}