| // Copyright 2014 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. |
| |
| // ignore-aarch64 |
| // ignore-emscripten no threads support |
| |
| #![feature(libc)] |
| |
| extern crate libc; |
| |
| use std::mem; |
| use std::thread; |
| |
| #[link(name = "rust_test_helpers")] |
| extern { |
| fn rust_dbg_call(cb: extern "C" fn(libc::uintptr_t), |
| data: libc::uintptr_t) -> libc::uintptr_t; |
| } |
| |
| pub fn main() { |
| unsafe { |
| thread::spawn(move|| { |
| let i: isize = 100; |
| rust_dbg_call(callback_isize, mem::transmute(&i)); |
| }).join().unwrap(); |
| |
| thread::spawn(move|| { |
| let i: i32 = 100; |
| rust_dbg_call(callback_i32, mem::transmute(&i)); |
| }).join().unwrap(); |
| |
| thread::spawn(move|| { |
| let i: i64 = 100; |
| rust_dbg_call(callback_i64, mem::transmute(&i)); |
| }).join().unwrap(); |
| } |
| } |
| |
| extern fn callback_isize(data: libc::uintptr_t) { |
| unsafe { |
| let data: *const isize = mem::transmute(data); |
| assert_eq!(*data, 100); |
| } |
| } |
| |
| extern fn callback_i64(data: libc::uintptr_t) { |
| unsafe { |
| let data: *const i64 = mem::transmute(data); |
| assert_eq!(*data, 100); |
| } |
| } |
| |
| extern fn callback_i32(data: libc::uintptr_t) { |
| unsafe { |
| let data: *const i32 = mem::transmute(data); |
| assert_eq!(*data, 100); |
| } |
| } |