//@ run-rustfix | |
//@ edition: 2021 | |
#![allow(unused)] | |
trait Foo { | |
async fn test() -> () {} | |
async fn test2() -> i32 { 1 + 2 } | |
} | |
fn bar<T: Foo>() { | |
fn needs_send(_: impl Send) {} | |
needs_send(T::test()); | |
//~^ ERROR `impl Future<Output = ()>` cannot be sent between threads safely | |
needs_send(T::test2()); | |
//~^ ERROR `impl Future<Output = i32>` cannot be sent between threads safely | |
} | |
fn main() {} |