rust/tests/ui/track-diagnostics/track-caller-for-once-87707.rs
2025-08-17 13:01:02 -04:00

19 lines
400 B
Rust

// https://github.com/rust-lang/rust/issues/87707
// test for #87707
//@ edition:2018
//@ run-fail
//@ exec-env:RUST_BACKTRACE=0
//@ check-run-results
//@ needs-unwind uses catch_unwind
use std::sync::Once;
use std::panic;
fn main() {
let o = Once::new();
let _ = panic::catch_unwind(|| {
o.call_once(|| panic!("Here Once instance is poisoned."));
});
o.call_once(|| {});
}