29 lines
679 B
Rust
29 lines
679 B
Rust
// This is just checking that we still reject code where temp values
|
|
// are borrowing values for longer than they will be around.
|
|
//
|
|
// Compare to run-pass/issue-23338-params-outlive-temps-of-body.rs
|
|
|
|
use std::cell::RefCell;
|
|
|
|
fn foo(x: RefCell<String>) -> String {
|
|
let y = x;
|
|
y.borrow().clone()
|
|
}
|
|
//~^^ ERROR `y` does not live long enough
|
|
|
|
fn foo2(x: RefCell<String>) -> String {
|
|
let ret = {
|
|
let y = x;
|
|
y.borrow().clone()
|
|
};
|
|
//~^^ ERROR `y` does not live long enough
|
|
ret
|
|
}
|
|
|
|
fn main() {
|
|
let r = RefCell::new(format!("data"));
|
|
assert_eq!(foo(r), "data");
|
|
let r = RefCell::new(format!("data"));
|
|
assert_eq!(foo2(r), "data");
|
|
}
|