// build-pass #![allow(dead_code)] // pretty-expanded FIXME #23616 mod a { pub enum Enum<T> { A(T), } pub trait X { fn dummy(&self) { } } impl X for isize {} pub struct Z<'a>(Enum<&'a (dyn X + 'a)>); fn foo() { let x: isize = 42; let z = Z(Enum::A(&x as &dyn X)); let _ = z; } } mod b { trait X { fn dummy(&self) { } } impl X for isize {} struct Y<'a>{ x:Option<&'a (dyn X + 'a)>, } fn bar() { let x: isize = 42; let _y = Y { x: Some(&x as &dyn X) }; } } mod c { pub trait X { fn f(&self); } impl X for isize { fn f(&self) {} } pub struct Z<'a>(Option<&'a (dyn X + 'a)>); fn main() { let x: isize = 42; let z = Z(Some(&x as &dyn X)); let _ = z; } } pub fn main() {}