Merge pull request #5 from oliver-giersch/master

sync with upstream

3 files changed, 5 insertions, 5 deletions

diff --git a/src/liballoc/fmt.rs b/src/liballoc/fmt.rs
index b49ec0ae252..a2e68a223f1 100644
--- a/src/liballoc/fmt.rs
+++ b/src/liballoc/fmt.rs
@@ -152,7 +152,7 @@
 //! Additionally, the return value of this function is [`fmt::Result`] which is a
 //! type alias of [`Result`]`<(), `[`std::fmt::Error`]`>`. Formatting implementations
 //! should ensure that they propagate errors from the [`Formatter`][`Formatter`] (e.g., when
-//! calling [`write!`]) however, they should never return errors spuriously. That
+//! calling [`write!`]). However, they should never return errors spuriously. That
 //! is, a formatting implementation must and may only return an error if the
 //! passed-in [`Formatter`] returns an error. This is because, contrary to what
 //! the function signature might suggest, string formatting is an infallible
diff --git a/src/liballoc/rc.rs b/src/liballoc/rc.rs
index 915b8e7787e..40bb2faa362 100644
--- a/src/liballoc/rc.rs
+++ b/src/liballoc/rc.rs
@@ -867,7 +867,7 @@ impl<T: ?Sized> Clone for Rc<T> {
     ///
     /// let five = Rc::new(5);
     ///
-    /// Rc::clone(&five);
+    /// let _ = Rc::clone(&five);
     /// ```
     #[inline]
     fn clone(&self) -> Rc<T> {
@@ -1304,7 +1304,7 @@ impl<T: ?Sized> Clone for Weak<T> {
     ///
     /// let weak_five = Rc::downgrade(&Rc::new(5));
     ///
-    /// Weak::clone(&weak_five);
+    /// let _ = Weak::clone(&weak_five);
     /// ```
     #[inline]
     fn clone(&self) -> Weak<T> {
diff --git a/src/liballoc/sync.rs b/src/liballoc/sync.rs
index 9e245fbd7bb..35935861fb1 100644
--- a/src/liballoc/sync.rs
+++ b/src/liballoc/sync.rs
@@ -713,7 +713,7 @@ impl<T: ?Sized> Clone for Arc<T> {
     ///
     /// let five = Arc::new(5);
     ///
-    /// Arc::clone(&five);
+    /// let _ = Arc::clone(&five);
     /// ```
     #[inline]
     fn clone(&self) -> Arc<T> {
@@ -1135,7 +1135,7 @@ impl<T: ?Sized> Clone for Weak<T> {
     ///
     /// let weak_five = Arc::downgrade(&Arc::new(5));
     ///
-    /// Weak::clone(&weak_five);
+    /// let _ = Weak::clone(&weak_five);
     /// ```
     #[inline]
     fn clone(&self) -> Weak<T> {