rust/tests/ui/borrowck/borrowck-closures-unique-imm.rs
2023-01-11 09:32:08 +00:00

19 lines
314 B
Rust

struct Foo {
x: isize,
}
pub fn main() {
let mut this = &mut Foo {
x: 1,
};
let mut r = || {
let p = &this.x;
&mut this.x; //~ ERROR cannot borrow
p.use_ref();
};
r()
}
trait Fake { fn use_mut(&mut self) { } fn use_ref(&self) { } }
impl<T> Fake for T { }