text: function f0() {
      function* f1() {
          yield 5;
          yield 6;
      }
      ;
      var v0 = f1();
      var v13 = '"'.match, v23 = function undefined() {
              !v3[10][9];
              30;
              new undefined(59, 32, 6, 'length', 2100, 4, 2);
          };
      var v2 = v23.value === 5 && v2.done === false;
      v1 = v0.next();
      v2 &= v1.value === 6 && v1.done === false;
      v1 = v0.next();
      v2 &= v1.value === undefined && v1.done === true;
      return v2;
  }
  if (!f0())
      throw new Error('Test failed');
  