mirror of
https://github.com/rust-lang/rust.git
synced 2024-12-05 13:13:40 +00:00
51 lines
1.0 KiB
Rust
51 lines
1.0 KiB
Rust
pub enum X {
|
|
Y
|
|
}
|
|
|
|
pub struct Z {
|
|
x: X
|
|
}
|
|
|
|
fn main() {
|
|
let z = Z { x: X::Y };
|
|
let _ = &mut z.x; //~ ERROR cannot borrow
|
|
}
|
|
|
|
impl Z {
|
|
fn foo<'z>(&'z self) {
|
|
let _ = &mut self.x; //~ ERROR cannot borrow
|
|
}
|
|
|
|
fn foo1(&self, other: &Z) {
|
|
let _ = &mut self.x; //~ ERROR cannot borrow
|
|
let _ = &mut other.x; //~ ERROR cannot borrow
|
|
}
|
|
|
|
fn foo2<'a>(&'a self, other: &Z) {
|
|
let _ = &mut self.x; //~ ERROR cannot borrow
|
|
let _ = &mut other.x; //~ ERROR cannot borrow
|
|
}
|
|
|
|
fn foo3<'a>(self: &'a Self, other: &Z) {
|
|
let _ = &mut self.x; //~ ERROR cannot borrow
|
|
let _ = &mut other.x; //~ ERROR cannot borrow
|
|
}
|
|
|
|
fn foo4(other: &Z) {
|
|
let _ = &mut other.x; //~ ERROR cannot borrow
|
|
}
|
|
|
|
}
|
|
|
|
pub fn with_arg(z: Z, w: &Z) {
|
|
let _ = &mut z.x; //~ ERROR cannot borrow
|
|
let _ = &mut w.x; //~ ERROR cannot borrow
|
|
}
|
|
|
|
pub fn with_tuple() {
|
|
let mut y = 0;
|
|
let x = (&y,);
|
|
*x.0 = 1;
|
|
//~^ ERROR cannot assign to `*x.0`, which is behind a `&` reference
|
|
}
|