rust/tests/ui/self/self-re-assign.rs
2024-02-16 20:02:50 +00:00

18 lines
338 B
Rust

//@ run-pass
// Ensure assigning an owned or managed variable to itself works. In particular,
// that we do not glue_drop before we glue_take (#3290).
#![allow(dead_code)]
use std::rc::Rc;
pub fn main() {
let mut x: Box<_> = Box::new(3);
x = x;
assert_eq!(*x, 3);
let mut x = Rc::new(3);
x = x;
assert_eq!(*x, 3);
}