text: //// [augmentedTypesClass4.ts]
  //// class then class
  class c3 { public foo() { } } // error
  class c3 { public bar() { } } // error
  
  
  //// [augmentedTypesClass4.js]
  //// class then class
  var c3 = (function () {
      function c3() {
      }
      c3.prototype.foo = function () { };
      return c3;
  }()); // error
  var c3 = (function () {
      function c3() {
      }
      c3.prototype.bar = function () { };
      return c3;
  }()); // error
  