rust-clippy/tests/ui/unnecessary_ref.rs

// run-rustfix

#![feature(stmt_expr_attributes)]
#![allow(unused_variables, dead_code)]

struct Outer {
    inner: u32,
}

#[deny(clippy::ref_in_deref)]
fn main() {
    let outer = Outer { inner: 0 };
    let inner = (&outer).inner;
}

struct Apple;
impl Apple {
    fn hello(&self) {}
}
struct Package(pub *const Apple);
fn foobar(package: *const Package) {
    unsafe { &*(&*package).0 }.hello();
}