rust/tests/ui/consts/const-unwrap.rs

// check-fail

#![feature(const_option)]

const FOO: i32 = Some(42i32).unwrap();

const BAR: i32 = Option::<i32>::None.unwrap();
//~^ERROR: evaluation of constant value failed

fn main() {
    println!("{}", FOO);
    println!("{}", BAR);
}