clean-up unused import warnings

2 files changed, 0 insertions, 2 deletions

diff --git a/src/libextra/arc.rs b/src/libextra/arc.rs
index a59f59deee3..1b6b656e398 100644
--- a/src/libextra/arc.rs
+++ b/src/libextra/arc.rs
@@ -46,7 +46,6 @@ use sync::{Mutex, mutex_with_condvars, RWlock, rwlock_with_condvars};
 
 use core::cast;
 use core::unstable::sync::UnsafeAtomicRcBox;
-use core::ptr;
 use core::task;
 use core::borrow;
 
diff --git a/src/libextra/rope.rs b/src/libextra/rope.rs
index 80d80fa0ade..24cbf1b3f4a 100644
--- a/src/libextra/rope.rs
+++ b/src/libextra/rope.rs
@@ -38,7 +38,6 @@
 use core::prelude::*;
 
 use core::iterator::IteratorUtil;
-use core::str;
 use core::uint;
 use core::vec;