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-rw-r--r--library/std/src/lib.rs7
1 files changed, 7 insertions, 0 deletions
diff --git a/library/std/src/lib.rs b/library/std/src/lib.rs
index 0c537530647..07b38c65898 100644
--- a/library/std/src/lib.rs
+++ b/library/std/src/lib.rs
@@ -281,9 +281,11 @@
 #![feature(cfg_target_thread_local)]
 #![feature(cfi_encoding)]
 #![feature(char_max_len)]
+#![feature(const_trait_impl)]
 #![feature(core_float_math)]
 #![feature(decl_macro)]
 #![feature(deprecated_suggestion)]
+#![feature(derive_const)]
 #![feature(doc_cfg)]
 #![feature(doc_cfg_hide)]
 #![feature(doc_masked)]
@@ -327,8 +329,13 @@
 // tidy-alphabetical-start
 #![feature(bstr)]
 #![feature(bstr_internals)]
+#![feature(cast_maybe_uninit)]
 #![feature(char_internals)]
 #![feature(clone_to_uninit)]
+#![feature(const_cmp)]
+#![feature(const_ops)]
+#![feature(const_option_ops)]
+#![feature(const_try)]
 #![feature(core_intrinsics)]
 #![feature(core_io_borrowed_buf)]
 #![feature(drop_guard)]