mirror of
https://github.com/rust-lang/rust.git
synced 2024-12-02 03:33:59 +00:00
14 lines
430 B
Rust
14 lines
430 B
Rust
fn borrowed_proc<'a>(x: &'a isize) -> Box<dyn FnMut()->(isize) + 'a> {
|
|
// This is legal, because the region bound on `proc`
|
|
// states that it captures `x`.
|
|
Box::new(move|| { *x })
|
|
}
|
|
|
|
fn static_proc(x: &isize) -> Box<dyn FnMut() -> (isize) + 'static> {
|
|
// This is illegal, because the region bound on `proc` is 'static.
|
|
Box::new(move || { *x })
|
|
//~^ ERROR lifetime may not live long enough
|
|
}
|
|
|
|
fn main() { }
|