1 warning: type alias `Z` is never used
2 --> $DIR/issue-37515.rs:5:6
4 LL | type Z = dyn for<'x> Send;
7 note: the lint level is defined here
8 --> $DIR/issue-37515.rs:3:9
12 = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
14 warning: 1 warning emitted