      ///
      /// # Examples
 -- 
-2.17.1 (Apple Git-112)
+2.17.2 (Apple Git-113)
 

 }
 
 #[cfg(target_pointer_width = "64")]
@@ -4633,24 +4604,20 @@ mod ptr_try_from_impls {
     use convert::TryFrom;
 
     try_from_upper_bounded!(usize, u8, u16, u32);

 
 /// The error type returned when a checked integral type conversion fails.
 #[unstable(feature = "try_from", issue = "33417")]
@@ -4547,30 +4523,25 @@ macro_rules! rev {
 try_from_upper_bounded!(u16, u8);
 try_from_upper_bounded!(u32, u16, u8);
 try_from_upper_bounded!(u64, u32, u16, u8);
