1 #![deny(bare_trait_objects)]
2 
3 use async_trait::async_trait;
4 
5 #[async_trait]
6 trait Trait {
f(&self)7     async fn f(&self);
8 }
9 
10 #[async_trait]
11 impl Trait for Send + Sync {
f(&self)12     async fn f(&self) {}
13 }
14 
main()15 fn main() {}
16