[rustc.git] / src / test / ui / out-pointer-aliasing.rs

// run-pass

#[derive(Copy, Clone)]
pub struct Foo {
    f1: isize,
    _f2: isize,
}

#[inline(never)]
pub fn foo(f: &mut Foo) -> Foo {
    let ret = *f;
    f.f1 = 0;
    ret
}

pub fn main() {
    let mut f = Foo {
        f1: 8,
        _f2: 9,
    };
    f = foo(&mut f);
    assert_eq!(f.f1, 8);
}
Commit	Line	Data
416331ca XL	1	// run-pass
416331ca XL	2
c34b1796	3	#[derive(Copy, Clone)]
1a4d82fc	4	pub struct Foo {
c34b1796 AL	5	f1: isize,
c34b1796 AL	6	_f2: isize,
223e47cc LB	7	}
223e47cc LB	8
1a4d82fc JJ	9	#[inline(never)]
	10	pub fn foo(f: &mut Foo) -> Foo {
	11	let ret = *f;
	12	f.f1 = 0;
	13	ret
223e47cc LB	14	}
	15
	16	pub fn main() {
1a4d82fc JJ	17	let mut f = Foo {
	18	f1: 8,
	19	_f2: 9,
223e47cc	20	};
1a4d82fc JJ	21	f = foo(&mut f);
1a4d82fc JJ	22	assert_eq!(f.f1, 8);
223e47cc	23	}