-tree copy_tree_r (tree*, int*, void*);
-void clone_body (tree, tree, void*);
-tree save_body (tree, tree *);
-void remap_save_expr (tree*, void*, tree, int*);
+tree copy_tree_r (tree *, int *, void *);
+void clone_body (tree, tree, void *);
+tree save_body (tree, tree *, tree *);
+int estimate_move_cost (tree type);