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-rw-r--r--src/libsyntax/lib.rs5
1 files changed, 0 insertions, 5 deletions
diff --git a/src/libsyntax/lib.rs b/src/libsyntax/lib.rs
index 47340d31224..c09e35f1077 100644
--- a/src/libsyntax/lib.rs
+++ b/src/libsyntax/lib.rs
@@ -14,11 +14,8 @@
 //!
 //! This API is completely unstable and subject to change.
 
-// Do not remove on snapshot creation. Needed for bootstrap. (Issue #22364)
-#![cfg_attr(stage0, feature(custom_attribute))]
 #![crate_name = "syntax"]
 #![unstable(feature = "rustc_private", issue = "27812")]
-#![cfg_attr(stage0, staged_api)]
 #![crate_type = "dylib"]
 #![crate_type = "rlib"]
 #![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
@@ -26,8 +23,6 @@
        html_root_url = "https://doc.rust-lang.org/nightly/",
        test(attr(deny(warnings))))]
 
-#![cfg_attr(stage0, feature(rustc_attrs))]
-#![cfg_attr(stage0, allow(unused_attributes))]
 #![feature(associated_consts)]
 #![feature(filling_drop)]
 #![feature(libc)]