mirror of https://github.com/rust-lang/rust
14 lines
322 B
Rust
14 lines
322 B
Rust
struct S(u8);
|
|
|
|
fn main() {
|
|
let mut s = S(0);
|
|
let borrow1 = &mut s.0;
|
|
let S { 0: ref mut borrow2 } = s;
|
|
//~^ ERROR cannot borrow `s.0` as mutable more than once at a time
|
|
borrow2.use_mut();
|
|
borrow1.use_mut();
|
|
}
|
|
|
|
trait Fake { fn use_mut(&mut self) { } fn use_ref(&self) { } }
|
|
impl<T> Fake for T { }
|