12 lines
294 B
Rust
12 lines
294 B
Rust
|
#![feature(rustc_attrs)]
|
||
|
|
#![allow(internal_features)]
|
||
|
|
|
||
|
|
#[derive(Debug)]
|
||
|
|
#[rustc_layout_scalar_valid_range_start(2)]
|
||
|
|
struct NonZeroAndOneU8(u8);
|
||
|
|
|
||
|
|
fn main() {
|
||
|
|
println!("{:?}", Some(1).map(NonZeroAndOneU8).unwrap());
|
||
|
|
//~^ ERROR found `unsafe fn(u8) -> NonZeroAndOneU8 {NonZeroAndOneU8}`
|
||
|
|
}
|