6 impl<'a> panic::UnwindSafe for Foo<'a> {}
7 impl<'a> panic::RefUnwindSafe for Foo<'a> {}
9 struct Foo<'a>(&'a mut bool);
11 impl<'a> Drop for Foo<'a> {
17 fn f<T: FnOnce()>(t: T) {
22 let mut ran_drop = false;
24 let x = Foo(&mut ran_drop);
25 let x = move || { let _ = x; };
30 let mut ran_drop = false;
32 let x = Foo(&mut ran_drop);
33 let result = panic::catch_unwind(move || {
34 let x = move || { let _ = x; panic!() };
37 assert!(result.is_err());