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error: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
  --> $DIR/dyn-drop.rs:3:19
   |
LL | fn foo(_: Box<dyn Drop>) {}
   |                   ^^^^
   |
note: the lint level is defined here
  --> $DIR/dyn-drop.rs:1:9
   |
LL | #![deny(dyn_drop)]
   |         ^^^^^^^^

error: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
  --> $DIR/dyn-drop.rs:4:16
   |
LL | fn bar(_: &dyn Drop) {}
   |                ^^^^

error: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
  --> $DIR/dyn-drop.rs:5:16
   |
LL | fn baz(_: *mut Drop) {}
   |                ^^^^

error: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
  --> $DIR/dyn-drop.rs:7:15
   |
LL |   _x: Box<dyn Drop>
   |               ^^^^

error: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped
  --> $DIR/dyn-drop.rs:14:16
   |
LL |   type T = dyn Drop;
   |                ^^^^

error: aborting due to 5 previous errors