rust/src/test/compile-fail/liveness-swap-uninit.rs

fn main() {
    let mut x = 3;
    let y;
    x <-> y; //! ERROR use of possibly uninitialized variable: `y`
    copy x;
}
new liveness pass to supercede last_use / initedness 2012-05-19 05:52:01 -07:00			`fn main() {`
improve liveness so it reports unused vars / dead assignments doesn't warn about pattern bindings yet though 2012-05-23 20:53:49 -07:00			`let mut x = 3;`
			`let y;`
			x <-> y; //! ERROR use of possibly uninitialized variable: `y`
			`copy x;`
new liveness pass to supercede last_use / initedness 2012-05-19 05:52:01 -07:00			`}`