error[E0658]: `may_dangle` has unstable semantics and may be removed in the future | |
--> $DIR/feature-gate-may-dangle.rs:6:13 | |
| | |
LL | unsafe impl<#[may_dangle] A> Drop for Pt<A> { | |
| ^^^^^^^^^^^^^ | |
| | |
= note: for more information, see https://github.com/rust-lang/rust/issues/34761 | |
= help: add `#![feature(dropck_eyepatch)]` to the crate attributes to enable | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0658`. |