[rustc.git] / src / test / ui / lto-still-runs-thread-dtors.rs

// run-pass
// compile-flags: -C lto
// no-prefer-dynamic
// ignore-emscripten no threads support
// revisions: mir thir
// [thir]compile-flags: -Zthir-unsafeck

use std::thread;

static mut HIT: usize = 0;

thread_local!(static A: Foo = Foo);

struct Foo;

impl Drop for Foo {
    fn drop(&mut self) {
        unsafe {
            HIT += 1;
        }
    }
}

fn main() {
    unsafe {
        assert_eq!(HIT, 0);
        thread::spawn(|| {
            assert_eq!(HIT, 0);
            A.with(|_| ());
            assert_eq!(HIT, 0);
        }).join().unwrap();
        assert_eq!(HIT, 1);
    }
}
Commit	Line	Data
416331ca	1	// run-pass
ff7c6d11 XL	2	// compile-flags: -C lto
	3	// no-prefer-dynamic
	4	// ignore-emscripten no threads support
17df50a5 XL	5	// revisions: mir thir
17df50a5 XL	6	// [thir]compile-flags: -Zthir-unsafeck
ff7c6d11 XL	7
	8	use std::thread;
	9
	10	static mut HIT: usize = 0;
	11
	12	thread_local!(static A: Foo = Foo);
	13
	14	struct Foo;
	15
	16	impl Drop for Foo {
	17	fn drop(&mut self) {
	18	unsafe {
	19	HIT += 1;
	20	}
	21	}
	22	}
	23
	24	fn main() {
	25	unsafe {
	26	assert_eq!(HIT, 0);
	27	thread::spawn(\|\| {
	28	assert_eq!(HIT, 0);
	29	A.with(\|_\| ());
	30	assert_eq!(HIT, 0);
	31	}).join().unwrap();
	32	assert_eq!(HIT, 1);
	33	}
	34	}