src/test/ui/yield.rs

   1 // run-pass
   2
   3 #![allow(unused_must_use)]
   4 #![allow(unused_mut)]
   5 // ignore-emscripten no threads support
   6
   7 use std::thread;
   8
   9 pub fn main() {
  10     let mut result = thread::spawn(child);
  11     println!("1");
  12     thread::yield_now();
  13     println!("2");
  14     thread::yield_now();
  15     println!("3");
  16     result.join();
  17 }
  18
  19 fn child() {
  20     println!("4"); thread::yield_now(); println!("5"); thread::yield_now(); println!("6");
  21 }