blob: a3d9f54efe20cd3d72662d9a97b1821cc61e7ad2 [file] [log] [blame]
#![feature(rustc_attrs)]
#[rustc_layout_scalar_valid_range_start(1)]
#[repr(transparent)]
pub(crate) struct NonZero<T>(pub(crate) T);
fn main() {
let mut x = unsafe { NonZero(1) };
let y = &mut x.0; //~ ERROR mutation of layout constrained field is unsafe
if let Some(NonZero(ref mut y)) = Some(x) {} //~ ERROR mutation of layout constrained field is unsafe
}