fix some typos

src/liballoc/fmt.rs

@@ -536,7 +536,7 @@ use string;
 /// assert_eq!(s, "Hello, world!");
 /// ```
 ///
-/// Please note that using [`format!`] might be preferrable.
+/// Please note that using [`format!`] might be preferable.
 /// Example:
 ///
 /// ```

src/liballoc/macros.rs

@@ -72,7 +72,7 @@ macro_rules! vec {
 
 /// Creates a `String` using interpolation of runtime expressions.
 ///
-/// The first argument `format!` recieves is a format string.  This must be a string
+/// The first argument `format!` receives is a format string.  This must be a string
 /// literal.  The power of the formatting string is in the `{}`s contained.
 ///
 /// Additional parameters passed to `format!` replace the `{}`s within the

src/liballoc/rc.rs

@@ -346,7 +346,7 @@ impl<T> Rc<T> {
             unsafe {
                 let val = ptr::read(&*this); // copy the contained object
 
-                // Indicate to Weaks that they can't be promoted by decrememting
+                // Indicate to Weaks that they can't be promoted by decrementing
                 // the strong count, and then remove the implicit "strong weak"
                 // pointer while also handling drop logic by just crafting a
                 // fake Weak.

src/liballoc/string.rs

@@ -596,7 +596,7 @@ impl String {
     /// Decode a UTF-16 encoded vector `v` into a `String`, returning [`Err`]
     /// if `v` contains any invalid data.
     ///
-    /// [`Err`]: ../../std/result/enum.Result.htlm#variant.Err
+    /// [`Err`]: ../../std/result/enum.Result.html#variant.Err
     ///
     /// # Examples
     ///

src/liballoc/tests/str.rs

@@ -1427,12 +1427,12 @@ mod pattern {
         Reject(6, 7),
         Match (7, 7),
     ]);
-    make_test!(str_searcher_mulibyte_haystack, " ", "├──", [
+    make_test!(str_searcher_multibyte_haystack, " ", "├──", [
         Reject(0, 3),
         Reject(3, 6),
         Reject(6, 9),
     ]);
-    make_test!(str_searcher_empty_needle_mulibyte_haystack, "", "├──", [
+    make_test!(str_searcher_empty_needle_multibyte_haystack, "", "├──", [
         Match (0, 0),
         Reject(0, 3),
         Match (3, 3),
@@ -1455,7 +1455,7 @@ mod pattern {
         Match (5, 6),
         Reject(6, 7),
     ]);
-    make_test!(char_searcher_mulibyte_haystack, ' ', "├──", [
+    make_test!(char_searcher_multibyte_haystack, ' ', "├──", [
         Reject(0, 3),
         Reject(3, 6),
         Reject(6, 9),

src/liballoc/vec.rs

@@ -1089,7 +1089,7 @@ impl<T> Vec<T> {
         // Memory safety
         //
         // When the Drain is first created, it shortens the length of
-        // the source vector to make sure no uninitalized or moved-from elements
+        // the source vector to make sure no uninitialized or moved-from elements
         // are accessible at all if the Drain's destructor never gets to run.
         //
         // Drain will ptr::read out the values to remove.