Adding missing imports for tests, and gate off others

3 files changed, 0 insertions, 9 deletions

diff --git a/src/libsyntax/ext/auto_encode.rs b/src/libsyntax/ext/auto_encode.rs
index 33b768bdb61..644afaff37c 100644
--- a/src/libsyntax/ext/auto_encode.rs
+++ b/src/libsyntax/ext/auto_encode.rs
@@ -1206,14 +1206,7 @@ fn mk_enum_deser_body(
 mod test {
     use std::serialize::Encodable;
     use std::serialize::Encoder;
-    use core::dvec::*;
     use util::testing::*;
-    use core::io;
-    use core::str;
-    use core::option::Option;
-    use core::option::Some;
-    use core::option::None;
-    use std;
 
     // just adding the ones I want to test, for now:
     #[deriving_eq]
diff --git a/src/libsyntax/ext/base.rs b/src/libsyntax/ext/base.rs
index c076936a12c..e9a3f47ab7b 100644
--- a/src/libsyntax/ext/base.rs
+++ b/src/libsyntax/ext/base.rs
@@ -500,7 +500,6 @@ impl <K: Eq + Hash + IterBytes ,V: Copy> MapChain<K,V>{
 
 #[cfg(test)]
 mod test {
-    use super::*;
     use super::MapChain;
     use util::testing::check_equal;
     use core::hashmap::linear::LinearMap;
diff --git a/src/libsyntax/ext/trace_macros.rs b/src/libsyntax/ext/trace_macros.rs
index d7f7f7c6510..b53523f78a4 100644
--- a/src/libsyntax/ext/trace_macros.rs
+++ b/src/libsyntax/ext/trace_macros.rs
@@ -10,7 +10,6 @@
 
 use core::prelude::*;
 
-use ast::tt_delim;
 use ast;
 use codemap::span;
 use ext::base::ext_ctxt;