tests/ui/generator/issue-57478.rs

   1 // revisions: no_drop_tracking drop_tracking drop_tracking_mir
   2 // [drop_tracking] compile-flags: -Zdrop-tracking
   3 // [drop_tracking_mir] compile-flags: -Zdrop-tracking-mir
   4 // [drop_tracking] check-pass
   5 // [drop_tracking_mir] check-pass
   6
   7 #![feature(negative_impls, generators)]
   8
   9 struct Foo;
  10 impl !Send for Foo {}
  11
  12 fn main() {
  13     assert_send(|| {
  14         //[no_drop_tracking]~^ ERROR generator cannot be sent between threads safely
  15         let guard = Foo;
  16         drop(guard);
  17         yield;
  18     })
  19 }
  20
  21 fn assert_send<T: Send>(_: T) {}