error[E0597]: borrowed value does not live long enough
  --> $DIR/issue-15480.rs:16:6
   |
15 |         &id(3)
   |          ----- temporary value created here
16 |     ];
   |      ^ temporary value dropped here while still borrowed
...
21 | }
   | - temporary value needs to live until here
   |
   = note: consider using a `let` binding to increase its lifetime

error: aborting due to previous error