rust/tests/ui/borrowck/borrowck-pat-reassign-no-binding.rs

15 lines
269 B
Rust
Raw Normal View History

// run-pass
pub fn main() {
2012-08-20 14:23:37 -05:00
let mut x = None;
2012-08-06 14:34:08 -05:00
match x {
2012-08-20 14:23:37 -05:00
None => {
// It is ok to reassign x here, because there is in
// fact no outstanding loan of x!
2015-01-25 15:05:03 -06:00
x = Some(0);
}
2012-08-20 14:23:37 -05:00
Some(_) => { }
}
2013-08-17 10:37:42 -05:00
assert_eq!(x, Some(0));
}