add comment for IntoIter::move_to

Co-authored-by: Ivan Tham <pickfire@riseup.net>
rust-lang · Oct 4, 2020 · 8a0a13a · 8a0a13a
1 parent 2409653
commit 8a0a13a
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/library/alloc/src/vec.rs b/library/alloc/src/vec.rs
@@ -2956,6 +2956,7 @@ impl<T> IntoIter<T> {
         unsafe { Vec::from_raw_parts(iter.buf.as_ptr(), offset as usize + iter.len(), iter.cap) }
     }
 
+    /// Move remaining elements to the end of `dest`.
     fn move_to(mut self, dest: &mut Vec<T>) {
         unsafe {
             dest.append_elements(self.as_slice() as _);