rust/tests/ui/traits/coercion-generic-regions.rs
2023-01-11 09:32:08 +00:00

20 lines
412 B
Rust

struct Struct {
person: &'static str
}
trait Trait<T> {
fn f(&self, x: T);
}
impl Trait<&'static str> for Struct {
fn f(&self, x: &'static str) {
println!("Hello, {}!", x);
}
}
fn main() {
let person = "Fred".to_string();
let person: &str = &person; //~ ERROR `person` does not live long enough
let s: Box<dyn Trait<&'static str>> = Box::new(Struct { person: person });
}