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-rw-r--r--src/libsyntax/lib.rs4
1 files changed, 0 insertions, 4 deletions
diff --git a/src/libsyntax/lib.rs b/src/libsyntax/lib.rs
index 00bf7445077..f3c5a49bcf8 100644
--- a/src/libsyntax/lib.rs
+++ b/src/libsyntax/lib.rs
@@ -26,7 +26,6 @@
 
 #![feature(associated_consts)]
 #![feature(const_fn)]
-#![feature(libc)]
 #![feature(optin_builtin_traits)]
 #![feature(rustc_private)]
 #![feature(staged_api)]
@@ -35,10 +34,7 @@
 #![feature(rustc_diagnostic_macros)]
 #![feature(specialization)]
 
-extern crate core;
 extern crate serialize;
-extern crate term;
-extern crate libc;
 #[macro_use] extern crate log;
 #[macro_use] #[no_link] extern crate rustc_bitflags;
 extern crate std_unicode;