@no_wasm2js('very slow to compile')
def test_printf(self):
    self.set_setting('EXIT_RUNTIME', 1)
    self.do_run_in_out_file_test('tests', 'printf', 'test')
@no_wasm2js('very slow to compile')
def test_printf(self):
    self.set_setting('EXIT_RUNTIME', 1)
    self.do_run_in_out_file_test('tests', 'printf', 'test')