rust/tests/ui/span/mut-ptr-cant-outlive-ref.rs
2023-01-11 09:32:08 +00:00

16 lines
287 B
Rust

use std::cell::RefCell;
fn main() {
let m = RefCell::new(0);
let p;
{
let b = m.borrow();
p = &*b;
}
//~^^ ERROR `b` does not live long enough
p.use_ref();
}
trait Fake { fn use_mut(&mut self) { } fn use_ref(&self) { } }
impl<T> Fake for T { }