1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
|
// Test for #56254. The last example originally failed with the ast checker, was
// accidentally allowed under migrate/nll, then linted against in migrate mode
// but disallowed under NLL. Now, we accept it everywhere.
//@ignore-compare-mode-polonius
fn double_conflicts() {
let mut v = vec![0, 1, 2];
let shared = &v;
v.extend(shared);
//~^ ERROR cannot borrow `v` as mutable
}
fn activation_conflict() {
let mut v = vec![0, 1, 2];
v.extend(&v);
//~^ ERROR cannot borrow `v` as mutable
}
fn reservation_allowed() {
let mut v = vec![0, 1, 2];
let shared = &v;
v.push(shared.len());
}
fn main() {}
|
