rust/tests/ui/iterators/iter-sum-overflow-debug.rs

28 lines
586 B
Rust

//@ run-pass
//@ needs-unwind
//@ compile-flags: -C debug_assertions=yes
use std::panic;
fn main() {
let r = panic::catch_unwind(|| {
[1, i32::MAX].iter().sum::<i32>();
});
assert!(r.is_err());
let r = panic::catch_unwind(|| {
[2, i32::MAX].iter().product::<i32>();
});
assert!(r.is_err());
let r = panic::catch_unwind(|| {
[1, i32::MAX].iter().cloned().sum::<i32>();
});
assert!(r.is_err());
let r = panic::catch_unwind(|| {
[2, i32::MAX].iter().cloned().product::<i32>();
});
assert!(r.is_err());
}