1 // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
19 #[link(name = "rust_test_helpers")]
21 fn rust_dbg_call(cb: extern "C" fn(libc::uintptr_t),
22 data: libc::uintptr_t) -> libc::uintptr_t;
27 thread::spawn(move|| {
29 rust_dbg_call(callback, mem::transmute(&i));
34 extern fn callback(data: libc::uintptr_t) {
36 let data: *const isize = mem::transmute(data);
37 assert_eq!(*data, 100);