1813     pub fn append(&mut self, other: &mut Self) {  in append()
1815             self.append_elements(other.as_slice() as _);  in append()
1816             other.set_len(0);  in append()
1823     unsafe fn append_elements(&mut self, other: *const [T]) {  in append_elements()
1824         let count = unsafe { (*other).len() };  in append_elements()
1827         unsafe { ptr::copy_nonoverlapping(other as *const T, self.as_mut_ptr().add(len), count) };  in append_elements()
2001         let mut other = Vec::with_capacity_in(other_len, self.allocator().clone());  in split_off()  localVariable
2006             other.set_len(other_len);  in split_off()
2008             ptr::copy_nonoverlapping(self.as_ptr().add(at), other.as_mut_ptr(), other.len());  in split_off()
2010         other  in split_off()
2273     pub fn extend_from_slice(&mut self, other: &[T]) {  in extend_from_slice()
2274         self.spec_extend(other.iter())  in extend_from_slice()
2535     fn clone_from(this: &mut Self, other: &Self);  in clone_from()
2540     default fn clone_from(this: &mut Self, other: &Self) {  in clone_from()
2542         this.truncate(other.len());  in clone_from()
2546         let (init, tail) = other.split_at(this.len());  in clone_from()
2556     fn clone_from(this: &mut Self, other: &Self) {  in clone_from()
2558         this.extend_from_slice(other);  in clone_from()
2581     fn clone_from(&mut self, other: &Self) {  in clone_from()
2582         SpecCloneFrom::clone_from(self, other)  in clone_from()
2882     fn partial_cmp(&self, other: &Self) -> Option<Ordering> {  in partial_cmp()
2883         PartialOrd::partial_cmp(&**self, &**other)  in partial_cmp()
2894     fn cmp(&self, other: &Self) -> Ordering {  in cmp()
2895         Ord::cmp(&**self, &**other)  in cmp()