1 error[E0597]: borrowed value does not live long enough (Ast)
2 --> $DIR/issue-11493.rs:20:35
4 LL | let y = x.as_ref().unwrap_or(&id(5));
5 | ^^^^^ - temporary value dropped here while still borrowed
7 | temporary value does not live long enough
10 | - temporary value needs to live until here
12 = note: consider using a `let` binding to increase its lifetime
14 error: aborting due to previous error
16 For more information about this error, try `rustc --explain E0597`.