Rollup merge of #91804 - woppopo:const_clone, r=oli-obk

[rust.git] / src / test / ui / issues / issue-36400.rs

fn f(x: &mut u32) {}

fn main() {
    let x = Box::new(3);
    f(&mut *x); //~ ERROR cannot borrow `*x` as mutable, as `x` is not declared as mutable
}