  
      #[derive(Clone)]
      struct Test(Bigger);
-@@ -1878,19 +1876,6 @@ fn test_step_replace_signed() {
- }
- 
- #[test]
+@@ -1877,19 +1875,6 @@ fn test_step_replace_signed() {
+     assert_eq!(y, 5);
+ }
+ 
+-#[test]
 -fn test_step_replace_no_between() {
 -    let mut x = 4u128;
 -    let y = x.replace_zero();

 }
 
 #[cfg(target_pointer_width = "32")]
@@ -4418,24 +4396,24 @@ mod ptr_try_from_impls {
     use convert::TryFrom;
 
     try_from_upper_bounded!(usize, u8, u16);

 }
 
 #[cfg(target_pointer_width = "64")]
@@ -5023,24 +4994,20 @@ mod ptr_try_from_impls {
     use convert::TryFrom;
 
     try_from_upper_bounded!(usize, u8, u16, u32);
