| // Copyright 2017 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| // compile-flags: -C lto |
| // no-prefer-dynamic |
| // ignore-emscripten no threads support |
| |
| 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); |
| } |
| } |