Remove `i`, `is`, `u`, or `us` suffixes that are not necessary.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/libstd/sync/once.rs b/src/libstd/sync/once.rs
index 1e87c0d612b..97f985e21e8 100644
--- a/src/libstd/sync/once.rs
+++ b/src/libstd/sync/once.rs
@@ -147,10 +147,10 @@ mod test {
         static mut run: bool = false;
 
         let (tx, rx) = channel();
-        for _ in 0u..10 {
+        for _ in 0..10 {
             let tx = tx.clone();
             thread::spawn(move|| {
-                for _ in 0u..4 { thread::yield_now() }
+                for _ in 0..4 { thread::yield_now() }
                 unsafe {
                     O.call_once(|| {
                         assert!(!run);
@@ -170,7 +170,7 @@ mod test {
             assert!(run);
         }
 
-        for _ in 0u..10 {
+        for _ in 0..10 {
             rx.recv().unwrap();
         }
     }