| // Regression test for HashMap only impl'ing Send/Sync if its contents do | |
| //@ normalize-stderr-test: "\S+hashbrown-\S+" -> "$$HASHBROWN_SRC_LOCATION" | |
| use std::collections::HashMap; | |
| use std::rc::Rc; | |
| fn foo<T: Send>() {} | |
| fn main() { | |
| foo::<HashMap<Rc<()>, Rc<()>>>(); | |
| //~^ ERROR `Rc<()>` cannot be sent between threads safely | |
| } |