[rustc.git] / src / test / ui / union / union-lint-dead-code.rs

// revisions: mirunsafeck thirunsafeck
// [thirunsafeck]compile-flags: -Z thir-unsafeck

#![deny(dead_code)]

union Foo {
    x: usize,
    b: bool, //~ ERROR: field `b` is never read
    _unused: u16,
}

fn field_read(f: Foo) -> usize {
    unsafe { f.x }
}

fn main() {
    let _ = field_read(Foo { x: 2 });
}
Commit	Line	Data
136023e0 XL	1	// revisions: mirunsafeck thirunsafeck
	2	// [thirunsafeck]compile-flags: -Z thir-unsafeck
	3
9e0c209e SL	4	#![deny(dead_code)]
	5
	6	union Foo {
	7	x: usize,
923072b8	8	b: bool, //~ ERROR: field `b` is never read
9e0c209e SL	9	_unused: u16,
	10	}
	11
	12	fn field_read(f: Foo) -> usize {
	13	unsafe { f.x }
54a0048b	14	}
223e47cc	15
970d7e83	16	fn main() {
9e0c209e	17	let _ = field_read(Foo { x: 2 });
223e47cc	18	}