1 files changed, 1 insertions, 1 deletions
diff --git a/src/libstd/sys/common/helper_thread.rs b/src/libstd/sys/common/helper_thread.rs
index 2a852fbcd57..53f18a57325 100644
--- a/src/libstd/sys/common/helper_thread.rs
+++ b/src/libstd/sys/common/helper_thread.rs
@@ -112,7 +112,7 @@ impl<M: Send> Helper<M> {
                     self.cond.notify_one()
                 });
 
-                rt::at_exit(move || { self.shutdown() });
+                let _ = rt::at_exit(move || { self.shutdown() });
                 *self.initialized.get() = true;
             } else if *self.chan.get() as uint == 1 {
                 panic!("cannot continue usage after shutdown");