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-rw-r--r--src/librustc_const_math/lib.rs4
1 files changed, 0 insertions, 4 deletions
diff --git a/src/librustc_const_math/lib.rs b/src/librustc_const_math/lib.rs
index 528170781ea..0dce0e1fb02 100644
--- a/src/librustc_const_math/lib.rs
+++ b/src/librustc_const_math/lib.rs
@@ -26,10 +26,6 @@
 #![feature(i128)]
 #![feature(i128_type)]
 
-#![cfg_attr(stage0, unstable(feature = "rustc_private", issue = "27812"))]
-#![cfg_attr(stage0, feature(rustc_private))]
-#![cfg_attr(stage0, feature(staged_api))]
-
 extern crate syntax;
 
 extern crate serialize as rustc_serialize; // used by deriving