rust/tests/ui/no_send-enum.rs
2023-01-11 09:32:08 +00:00

19 lines
264 B
Rust

#![feature(negative_impls)]
use std::marker::Send;
struct NoSend;
impl !Send for NoSend {}
enum Foo {
A(NoSend)
}
fn bar<T: Send>(_: T) {}
fn main() {
let x = Foo::A(NoSend);
bar(x);
//~^ ERROR `NoSend` cannot be sent between threads safely
}