| // run-pass | |
| #![allow(unused_must_use)] | |
| #![allow(non_upper_case_globals)] | |
| // pretty-expanded FIXME #23616 | |
| // ignore-emscripten no threads | |
| use std::thread::Builder; | |
| static generations: usize = 1024+256+128+49; | |
| fn spawn(mut f: Box<dyn FnMut() + 'static + Send>) { | |
| Builder::new().stack_size(32 * 1024).spawn(move|| f()); | |
| } | |
| fn child_no(x: usize) -> Box<dyn FnMut() + 'static + Send> { | |
| Box::new(move|| { | |
| if x < generations { | |
| spawn(child_no(x+1)); | |
| } | |
| }) | |
| } | |
| pub fn main() { | |
| spawn(child_no(0)); | |
| } |