// Copyright 2015 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. // no-prefer-dynamic // ignore-emscripten no threads support static mut HIT: bool = false; struct Foo; impl Drop for Foo { fn drop(&mut self) { unsafe { HIT = true; } } } thread_local!(static FOO: Foo = Foo); fn main() { std::thread::spawn(|| { FOO.with(|_| {}); }).join().unwrap(); assert!(unsafe { HIT }); }