src/test/ui/feature-gate-may-dangle.stderr

   1 error[E0658]: may_dangle has unstable semantics and may be removed in the future (see issue #34761)
   2   --> $DIR/feature-gate-may-dangle.rs:18:6
   3    |
   4 18 | impl<#[may_dangle] A> Drop for Pt<A> {
   5    |      ^^^^^^^^^^^^^
   6    |
   7    = help: add #![feature(dropck_eyepatch)] to the crate attributes to enable
   8
   9 error: aborting due to previous error
  10