rust/src/test/ui/generator/panic-safe.rs
2019-07-27 18:56:16 +03:00

30 lines
600 B
Rust

// run-pass
// ignore-wasm32-bare compiled with panic=abort by default
#![feature(generators, generator_trait)]
use std::ops::Generator;
use std::pin::Pin;
use std::panic;
fn main() {
let mut foo = || {
if true {
panic!();
}
yield;
};
let res = panic::catch_unwind(panic::AssertUnwindSafe(|| {
Pin::new(&mut foo).resume()
}));
assert!(res.is_err());
for _ in 0..10 {
let res = panic::catch_unwind(panic::AssertUnwindSafe(|| {
Pin::new(&mut foo).resume()
}));
assert!(res.is_err());
}
}