2 files changed, 2 insertions, 13 deletions
diff --git a/src/libstd/sys/common/net.rs b/src/libstd/sys/common/net.rs
index c826522e5d1..833de8adda4 100644
--- a/src/libstd/sys/common/net.rs
+++ b/src/libstd/sys/common/net.rs
@@ -554,7 +554,7 @@ pub fn await(fds: &[sock_t], deadline: Option<u64>,
              status: SocketStatus) -> IoResult<()> {
     let mut set: c::fd_set = unsafe { mem::zeroed() };
     let mut max = 0;
-    for &fd in fds.iter() {
+    for &fd in fds {
         c::fd_set(&mut set, fd);
         max = cmp::max(max, fd + 1);
     }
diff --git a/src/libstd/sys/common/wtf8.rs b/src/libstd/sys/common/wtf8.rs
index fdcb0c19f30..b30af10986b 100644
--- a/src/libstd/sys/common/wtf8.rs
+++ b/src/libstd/sys/common/wtf8.rs
@@ -366,7 +366,7 @@ impl FromIterator<CodePoint> for Wtf8Buf {
 /// This replaces surrogate code point pairs with supplementary code points,
 /// like concatenating ill-formed UTF-16 strings effectively would.
 impl Extend<CodePoint> for Wtf8Buf {
-    fn extend<T: Iterator<Item=CodePoint>>(&mut self, mut iterator: T) {
+    fn extend<T: Iterator<Item=CodePoint>>(&mut self, iterator: T) {
         let (low, _high) = iterator.size_hint();
         // Lower bound of one byte per code point (ASCII only)
         self.bytes.reserve(low);
@@ -680,17 +680,6 @@ impl ops::Index<ops::RangeTo<usize>> for Wtf8 {
     }
 }
 
-#[cfg(stage0)]
-impl ops::Index<ops::FullRange> for Wtf8 {
-    type Output = Wtf8;
-
-    #[inline]
-    fn index(&self, _range: &ops::FullRange) -> &Wtf8 {
-        self
-    }
-}
-
-#[cfg(not(stage0))]
 impl ops::Index<ops::RangeFull> for Wtf8 {
     type Output = Wtf8;