rust/src/test/ui/self/self-re-assign.rs
2019-05-19 22:17:12 +09:00

17 lines
334 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).
#![feature(box_syntax)]
use std::rc::Rc;
pub fn main() {
let mut x: Box<_> = box 3;
x = x;
assert_eq!(*x, 3);
let mut x = Rc::new(3);
x = x;
assert_eq!(*x, 3);
}