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-rw-r--r--library/core/src/lib.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/library/core/src/lib.rs b/library/core/src/lib.rs
index a8b4b23dc12..1076d357070 100644
--- a/library/core/src/lib.rs
+++ b/library/core/src/lib.rs
@@ -123,6 +123,7 @@
 #![feature(const_index_range_slice_index)]
 #![feature(const_inherent_unchecked_arith)]
 #![feature(const_int_unchecked_arith)]
+#![feature(const_intoiterator_identity)]
 #![feature(const_intrinsic_forget)]
 #![feature(const_ipv4)]
 #![feature(const_ipv6)]