1 #![allow(invalid_value)]
2 
3 union MyUninit {
4     init: (),
5     uninit: char,
6 }
7 
main()8 fn main() {
9     let _b = unsafe { MyUninit { init: () }.uninit }; //~ ERROR encountered uninitialized bytes, but expected a valid unicode scalar value (in `0..=0x10FFFF` but not in `0xD800..=0xDFFF`)
10 }
11