[rustc.git] / src / test / ui / unsafe / ranged_ints3.rs

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

#![feature(rustc_attrs)]

use std::cell::Cell;

#[rustc_layout_scalar_valid_range_start(1)]
#[repr(transparent)]
pub(crate) struct NonZero<T>(pub(crate) T);
fn main() {
    let mut x = unsafe { NonZero(Cell::new(1)) };
    let y = &x.0; //~ ERROR borrow of layout constrained field with interior mutability
}
Commit	Line	Data
136023e0 XL	1	// revisions: mirunsafeck thirunsafeck
	2	// [thirunsafeck]compile-flags: -Z thir-unsafeck
	3
0731742a XL	4	#![feature(rustc_attrs)]
	5
	6	use std::cell::Cell;
	7
	8	#[rustc_layout_scalar_valid_range_start(1)]
	9	#[repr(transparent)]
	10	pub(crate) struct NonZero<T>(pub(crate) T);
	11	fn main() {
	12	let mut x = unsafe { NonZero(Cell::new(1)) };
	13	let y = &x.0; //~ ERROR borrow of layout constrained field with interior mutability
	14	}