extern stmt_vec_info new_stmt_vec_info (gimple stmt, loop_vec_info,
bb_vec_info);
extern void free_stmt_vec_info (gimple stmt);
-extern tree vectorizable_function (gimple, tree, tree);
+extern tree vectorizable_function (gcall *, tree, tree);
extern void vect_model_simple_cost (stmt_vec_info, int, enum vect_def_type *,
stmt_vector_for_cost *,
stmt_vector_for_cost *);