====================
ForStatement4
====================

function main() -> int {
        for (;;)
                ;

        return 0;
}

--------------------

(source_file
  (translation_entity
    (function_definition
      (identifier)
      (function_signature
        (return_list
          (declaration_specifier
            (type_specifier_qualifier
              (type_specifier
                (int_type))))))
      (statement_block
        (block_item_list
          (block_item
            (statement
              (primary_block
                (iteration_statement
                  (secondary_block
                    (statement
                      (expression_statement)))))))
          (block_item
            (statement
              (jump_statement
                (expression
                  (assignment_expression
                    (logical_expression
                      (equality_expression
                        (relational_expression
                          (additive_expression
                            (multiplicative_expression
                              (cast_expression
                                (unary_expression
                                  (postfix_expression
                                    (base_expression
                                      (constant
                                        (integer_literal)))))))))))))))))))))