1481     pub unsafe fn set_len(&mut self, new_len: usize) {  in set_len()
1482         debug_assert!(new_len <= self.capacity());  in set_len()
1484         self.len = new_len;  in set_len()
2307     pub fn resize_with<F>(&mut self, new_len: usize, f: F)  in resize_with()
2312         if new_len > len {  in resize_with()
2313             self.extend_trusted(iter::repeat_with(f).take(new_len - len));  in resize_with()
2315             self.truncate(new_len);  in resize_with()
2507     pub fn resize(&mut self, new_len: usize, value: T) {  in resize()
2510         if new_len > len {  in resize()
2511             self.extend_with(new_len - len, value)  in resize()
2513             self.truncate(new_len);  in resize()
2545     pub fn try_resize(&mut self, new_len: usize, value: T) -> Result<(), TryReserveError> {  in try_resize()
2548         if new_len > len {  in try_resize()
2549             self.try_extend_with(new_len - len, value)  in try_resize()
2551             self.truncate(new_len);  in try_resize()
2668         let (new_len, new_cap) = if T::IS_ZST {  in into_flattened()
2684         unsafe { Vec::<T, A>::from_raw_parts_in(ptr.cast(), new_len, new_cap, alloc) }  in into_flattened()