rust/tests/ui/no-send-res-ports.rs
2023-01-11 09:32:08 +00:00

31 lines
484 B
Rust

use std::thread;
use std::rc::Rc;
#[derive(Debug)]
struct Port<T>(Rc<T>);
fn main() {
#[derive(Debug)]
struct Foo {
_x: Port<()>,
}
impl Drop for Foo {
fn drop(&mut self) {}
}
fn foo(x: Port<()>) -> Foo {
Foo {
_x: x
}
}
let x = foo(Port(Rc::new(())));
thread::spawn(move|| {
//~^ ERROR `Rc<()>` cannot be sent between threads safely
let y = x;
println!("{:?}", y);
});
}