src/test/ui/issues/issue-87707.rs

   1 // test for #87707
   2 // edition:2018
   3 // run-fail
   4 // exec-env:RUST_BACKTRACE=0
   5 // check-run-results
   6
   7 use std::sync::Once;
   8 use std::panic;
   9
  10 fn main() {
  11     let o = Once::new();
  12     let _ = panic::catch_unwind(|| {
  13         o.call_once(|| panic!("Here Once instance is poisoned."));
  14     });
  15     o.call_once(|| {});
  16 }