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-rw-r--r--library/core/src/mem/mod.rs4
1 files changed, 4 insertions, 0 deletions
diff --git a/library/core/src/mem/mod.rs b/library/core/src/mem/mod.rs
index 33407637ab3..db4c8e9e551 100644
--- a/library/core/src/mem/mod.rs
+++ b/library/core/src/mem/mod.rs
@@ -21,6 +21,10 @@ mod transmutability;
 #[unstable(feature = "transmutability", issue = "99571")]
 pub use transmutability::{Assume, TransmuteFrom};
 
+mod drop_guard;
+#[unstable(feature = "drop_guard", issue = "144426")]
+pub use drop_guard::DropGuard;
+
 // This one has to be a re-export (rather than wrapping the underlying intrinsic) so that we can do
 // the special magic "types have equal size" check at the call site.
 #[stable(feature = "rust1", since = "1.0.0")]