1 files changed, 6 insertions, 2 deletions
diff --git a/src/librustc_back/lib.rs b/src/librustc_back/lib.rs
index 9005c666afb..2b028a5c626 100644
--- a/src/librustc_back/lib.rs
+++ b/src/librustc_back/lib.rs
@@ -33,14 +33,18 @@
 #![feature(box_syntax)]
 #![feature(collections)]
 #![feature(core)]
+#![feature(old_fs)]
+#![feature(fs)]
 #![feature(hash)]
 #![feature(int_uint)]
+#![feature(io)]
 #![feature(old_io)]
-#![feature(os)]
 #![feature(old_path)]
+#![feature(os)]
+#![feature(path)]
 #![feature(rustc_private)]
 #![feature(staged_api)]
-#![feature(path)]
+#![feature(tempdir)]
 
 extern crate syntax;
 extern crate serialize;