text: //// [ES5For-of9.ts]
  function foo() {
      return { x: 0 };
  }
  for (foo().x of []) {
      for (foo().x of []) {
          var p = foo().x;
      }
  }
  
  //// [ES5For-of9.js]
  function foo() {
      return { x: 0 };
  }
  for (var _i = 0, _a = []; _i < _a.length; _i++) {
      foo().x = _a[_i];
      for (var _b = 0, _c = []; _b < _c.length; _b++) {
          foo().x = _c[_b];
          var p = foo().x;
      }
  }
  