binomial_heap: fix stack-buffer-overflow in merge_and_clear_nodes when this_iterator reaches end()

2026-07-21 13:23:40 +00:00 · 2026-05-27 21:49:01 +08:00
parent 9f9a96ae63
commit a43cc4b7e7
1 changed files with 2 additions and 0 deletions
@@ -686,6 +686,8 @@ try_again:
                    } else {
                        this_iterator = trees.erase( this_iterator );
                        carry_node    = merge_trees( this_node, carry_node );
+                        if ( this_iterator == trees.end() )
+                            break;
                    }
                    goto try_again;
                } else {