rustc/tests/run-make/static-unwinding/main.rs

extern crate lib;

use std::thread;

static mut statik: isize = 0;

struct A;
impl Drop for A {
    fn drop(&mut self) {
        unsafe {
            statik = 1;
        }
    }
}

fn main() {
    thread::spawn(move || {
        let _a = A;
        lib::callback(|| panic!());
    })
    .join()
    .unwrap_err();

    unsafe {
        assert_eq!(lib::statik, 1);
        assert_eq!(statik, 1);
    }
}