rustc: Remove #![unstable] annotation

[rust.git] / src / librustc_driver / lib.rs

diff --git a/src/librustc_driver/lib.rs b/src/librustc_driver/lib.rs
index 889f4dd4b9aac9d3c526ffff8863a0f84e4b0a30..9cee5bc0319b7f2d723aaeff9459826ac44791c9 100644 (file)
--- a/src/librustc_driver/lib.rs
+++ b/src/librustc_driver/lib.rs
@@ -15,7 +15,6 @@
 //! This API is completely unstable and subject to change.
 
 #![crate_name = "rustc_driver"]
-#![unstable(feature = "rustc_private", issue = "27812")]
 #![crate_type = "dylib"]
 #![crate_type = "rlib"]
 #![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
@@ -28,9 +27,11 @@
 #![feature(libc)]
 #![feature(quote)]
 #![feature(rustc_diagnostic_macros)]
-#![feature(rustc_private)]
 #![feature(set_stdio)]
-#![feature(staged_api)]
+
+#![cfg_attr(stage0, unstable(feature = "rustc_private", issue = "27812"))]
+#![cfg_attr(stage0, feature(rustc_private))]
+#![cfg_attr(stage0, feature(staged_api))]
 
 extern crate arena;
 extern crate getopts;