rust/tests/ui/nll/issue-95272.stderr

18 lines
678 B
Plaintext
Raw Normal View History

error: lifetime may not live long enough
2022-04-01 17:13:25 +00:00
--> $DIR/issue-95272.rs:10:13
|
LL | fn test<'a, 'b>(x: Cell<&'a ()>, y: Cell<&'b ()>) {
| -- -- lifetime `'b` defined here
| |
| lifetime `'a` defined here
LL | let f = check;
| ^^^^^ assignment requires that `'a` must outlive `'b`
|
= help: consider adding the following bound: `'a: 'b`
= note: requirement occurs because of a function pointer to `check`
= note: the function `check` is invariant over the parameter `'a`
= help: see <https://doc.rust-lang.org/nomicon/subtyping.html> for more information about variance
error: aborting due to 1 previous error