rust/tests/ui/out-pointer-aliasing.rs
2024-02-16 20:02:50 +00:00

24 lines
305 B
Rust

//@ 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);
}