safe_packed_borrows.rs

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#![deny(renamed_and_removed_lints)]

#![deny(safe_packed_borrows)] //~ ERROR has been renamed to `unaligned_references`

// This lint was removed in https://github.com/rust-lang/rust/pull/82525 (nightly-2021-03-28).

// Refs:

// - https://github.com/rust-lang/rust/pull/82525

// - https://github.com/rust-lang/rust/issues/46043

#[repr(packed)]

struct Packed {

    f: u32,

#[repr(packed(2))]

struct PackedN {

    f: u32,

fn main() {

    let a = Packed { f: 1 };

    let _ = &a.f;

    let b = PackedN { f: 1 };

    let _ = &b.f;