Merge commit '9a0c32934ebe376128230aa8da3275697b2053e7' into sync_cg_clif-2021-03-05

[rust.git] / src / test / ui / writing-to-immutable-vec.rs

fn main() {
    let v: Vec<isize> = vec![1, 2, 3];
    v[1] = 4; //~ ERROR cannot borrow `v` as mutable, as it is not declared as mutable
}