3 files changed, 3 insertions, 3 deletions
diff --git a/src/libstd/sys/common/net.rs b/src/libstd/sys/common/net.rs
index 4cf891ac498..902942d7244 100644
--- a/src/libstd/sys/common/net.rs
+++ b/src/libstd/sys/common/net.rs
@@ -469,7 +469,7 @@ pub fn write<T, L, W>(fd: sock_t,
             // Also as with read(), we use MSG_DONTWAIT to guard ourselves
             // against unforeseen circumstances.
             let _guard = lock();
-            let ptr = buf[written..].as_ptr();
+            let ptr = buf.index(&(written..)).as_ptr();
             let len = buf.len() - written;
             match retry(|| write(deadline.is_some(), ptr, len)) {
                 -1 if wouldblock() => {}
diff --git a/src/libstd/sys/windows/os.rs b/src/libstd/sys/windows/os.rs
index dfdee0e0385..fcde5c01080 100644
--- a/src/libstd/sys/windows/os.rs
+++ b/src/libstd/sys/windows/os.rs
@@ -36,7 +36,7 @@ const BUF_BYTES : uint = 2048u;
 pub fn truncate_utf16_at_nul<'a>(v: &'a [u16]) -> &'a [u16] {
     match v.iter().position(|c| *c == 0) {
         // don't include the 0
-        Some(i) => v[..i],
+        Some(i) => v.index(&(0..i)),
         None => v
     }
 }
diff --git a/src/libstd/sys/windows/pipe.rs b/src/libstd/sys/windows/pipe.rs
index 9996909f2f5..016757ef63e 100644
--- a/src/libstd/sys/windows/pipe.rs
+++ b/src/libstd/sys/windows/pipe.rs
@@ -453,7 +453,7 @@ impl UnixStream {
             }
             let ret = unsafe {
                 libc::WriteFile(self.handle(),
-                                buf[offset..].as_ptr() as libc::LPVOID,
+                                buf.index(&(offset..)).as_ptr() as libc::LPVOID,
                                 (buf.len() - offset) as libc::DWORD,
                                 &mut bytes_written,
                                 &mut overlapped)