tests/ui/kindck/kindck-send-object2.rs

   1 // Continue kindck-send-object1.rs.
   2
   3 fn assert_send<T:Send>() { }
   4 trait Dummy { }
   5
   6 fn test50() {
   7     assert_send::<&'static dyn Dummy>();
   8     //~^ ERROR `(dyn Dummy + 'static)` cannot be shared between threads safely [E0277]
   9 }
  10
  11 fn test53() {
  12     assert_send::<Box<dyn Dummy>>();
  13     //~^ ERROR `dyn Dummy` cannot be sent between threads safely
  14 }
  15
  16 // ...unless they are properly bounded
  17 fn test60() {
  18     assert_send::<&'static (dyn Dummy + Sync)>();
  19 }
  20 fn test61() {
  21     assert_send::<Box<dyn Dummy + Send>>();
  22 }
  23
  24 fn main() { }