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-rw-r--r--library/alloc/src/lib.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/library/alloc/src/lib.rs b/library/alloc/src/lib.rs
index cb93100f56c..aac0eefc519 100644
--- a/library/alloc/src/lib.rs
+++ b/library/alloc/src/lib.rs
@@ -113,6 +113,7 @@
 #![feature(deprecated_suggestion)]
 #![feature(deref_pure_trait)]
 #![feature(dispatch_from_dyn)]
+#![feature(ergonomic_clones)]
 #![feature(error_generic_member_access)]
 #![feature(exact_size_is_empty)]
 #![feature(extend_one)]