mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-23 07:14:28 +00:00
19 lines
283 B
Rust
19 lines
283 B
Rust
// check-pass
|
|
|
|
#![allow(warnings)]
|
|
|
|
struct Wrap<'p> { p: &'p mut i32 }
|
|
|
|
impl<'p> Drop for Wrap<'p> {
|
|
fn drop(&mut self) {
|
|
*self.p += 1;
|
|
}
|
|
}
|
|
|
|
fn main() {
|
|
let mut x = 0;
|
|
let wrap = Wrap { p: &mut x };
|
|
std::mem::drop(wrap);
|
|
x = 1; // OK, drop is inert
|
|
}
|