src/test/ui/issues/issue-2190-1.rs

   1 // run-pass
   2 #![allow(unused_must_use)]
   3 #![allow(non_upper_case_globals)]
   4
   5 // pretty-expanded FIXME #23616
   6 // ignore-emscripten no threads
   7
   8 use std::thread::Builder;
   9
  10 static generations: usize = 1024+256+128+49;
  11
  12 fn spawn(mut f: Box<dyn FnMut() + 'static + Send>) {
  13     Builder::new().stack_size(32 * 1024).spawn(move|| f());
  14 }
  15
  16 fn child_no(x: usize) -> Box<dyn FnMut() + 'static + Send> {
  17     Box::new(move|| {
  18         if x < generations {
  19             spawn(child_no(x+1));
  20         }
  21     })
  22 }
  23
  24 pub fn main() {
  25     spawn(child_no(0));
  26 }