blob: 0f79b7ae7b8c623eb98849cdd0415e9f7b9e592f (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
|
// edition:2021
// run-pass
// Test that we can mutate an element of a tuple from within a closure
// while immutably borrowing another element of the same tuple outside the closure.
#![feature(rustc_attrs)]
fn main() {
let mut t = (10, 10);
let mut c = || {
let t1 = &mut t.1;
*t1 = 20;
};
// Test that `c` only captures t.1, therefore reading t.0 is allowed.
println!("{}", t.0);
c();
}
|