2 // Ensure that both `Box<dyn Error + Send + Sync>` and `Box<dyn Error>` can be
3 // obtained from `String`.
8 let _err1: Box<dyn Error + Send + Sync> = From::from("test".to_string());
9 let _err2: Box<dyn Error> = From::from("test".to_string());
10 let _err3: Box<dyn Error + Send + Sync + 'static> = From::from("test");
11 let _err4: Box<dyn Error> = From::from("test");