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-rw-r--r--library/std/src/lib.rs4
1 files changed, 3 insertions, 1 deletions
diff --git a/library/std/src/lib.rs b/library/std/src/lib.rs
index 378c2e18152..aea81b4bdde 100644
--- a/library/std/src/lib.rs
+++ b/library/std/src/lib.rs
@@ -272,6 +272,9 @@
 //
 // Language features:
 // tidy-alphabetical-start
+
+// stabilization was reverted after it hit beta
+#![cfg_attr(not(bootstrap), feature(extended_varargs_abi_support))]
 #![feature(alloc_error_handler)]
 #![feature(allocator_internals)]
 #![feature(allow_internal_unsafe)]
@@ -289,7 +292,6 @@
 #![feature(doc_masked)]
 #![feature(doc_notable_trait)]
 #![feature(dropck_eyepatch)]
-#![feature(extended_varargs_abi_support)]
 #![feature(f128)]
 #![feature(f16)]
 #![feature(formatting_options)]