tests/ui/numbers-arithmetic/overflowing-add.rs

//@ run-fail
//@ error-pattern:thread 'main' panicked
//@ error-pattern:attempt to add with overflow
//@ compile-flags: -C debug-assertions
//@ needs-subprocess

#![allow(arithmetic_overflow)]

fn main() {
    let _x = 200u8 + 200u8 + 200u8;
}