rust/tests/ui/regions/regions-wf-trait-object.rs
2023-01-11 09:32:08 +00:00

10 lines
255 B
Rust

// Check that the explicit lifetime bound (`'b`, in this example) must
// outlive all the superbound from the trait (`'a`, in this example).
trait TheTrait<'t>: 't { }
struct Foo<'a,'b> {
x: Box<dyn TheTrait<'a>+'b> //~ ERROR E0478
}
fn main() { }