static void string_vprintf_tests () { test_format_func (format); }
void test_format() { test_arg_func(); test_format_func(); }
static void string_printf_tests () { test_format_func (string_printf); }
static void string_vprintf_tests () { test_format_func (format); }
void test_format() { test_arg_func(); test_format_func(); }
static void string_printf_tests () { test_format_func (string_printf); }