// Test internal const fn feature gate.
-#![feature(staged_api)]
#![feature(const_fn)]
-//#![feature(rustc_const_unstable)]
-#[stable(feature="zing", since="1.0.0")]
-#[rustc_const_unstable(feature="fzzzzzt")] //~ERROR internal feature
+#[rustc_const_unstable(feature="fzzzzzt")] //~ stability attributes may not be used outside
pub const fn bazinga() {}
fn main() {