File: immut-function-arguments.rs

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rustc 1.89.0%2Bdfsg1-1
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fn f(y: Box<isize>) {
    *y = 5; //~ ERROR cannot assign
}

fn g() {
    let _frob = |q: Box<isize>| { *q = 2; }; //~ ERROR cannot assign
}

fn main() {}