82 ///     let layout = Layout::new::<u16>();
83 ///     let ptr = alloc(layout);
164 ///     let layout = Layout::new::<u16>();
165 ///     let ptr = alloc_zeroed(layout);
187                 let raw_ptr = if zeroed { alloc_zeroed(layout) } else { alloc(layout) };  in alloc_impl()
188                 let ptr = NonNull::new(raw_ptr).ok_or(AllocError)?;  in alloc_impl()
214                 let new_size = new_layout.size();  in grow_impl()
219                 let raw_ptr = realloc(ptr.as_ptr(), old_layout, new_size);  in grow_impl()
220                 let ptr = NonNull::new(raw_ptr).ok_or(AllocError)?;  in grow_impl()
233                 let new_ptr = self.alloc_impl(new_layout, zeroed)?;  in grow_impl()
310                 let raw_ptr = realloc(ptr.as_ptr(), old_layout, new_size);  in shrink()
311                 let ptr = NonNull::new(raw_ptr).ok_or(AllocError)?;  in shrink()
321                 let new_ptr = self.allocate(new_layout)?;  in shrink()
335     let layout = unsafe { Layout::from_size_align_unchecked(size, align) };  in exchange_malloc()
351         let size = size_of_val(ptr.as_ref());  in box_free()
352         let align = min_align_of_val(ptr.as_ref());  in box_free()
353         let layout = Layout::from_size_align_unchecked(size, align);  in box_free()