text: //// [m7Bugs.ts]
  // scenario 1
  interface ISomething {
     something: number;
  }
  
  var s: ISomething = <ISomething>({ });
  
  
  // scenario 2
  interface A { x: string; }
  
  interface B extends A { }
  
  var x: B = <B>{ };
  
  class C1 {
  	public x: string;
  }
  
  class C2 extends C1 {}
  
  var y1: C1 = new C2();
  var y2: C1 = <C1> new C2();
  var y3: C1 = <C1> {};
  
  
  
  //// [m7Bugs.js]
  var __extends = (this && this.__extends) || (function () {
      var extendStatics = Object.setPrototypeOf ||
          ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
          function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
      return function (d, b) {
          extendStatics(d, b);
          function __() { this.constructor = d; }
          d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
      };
  })();
  var s = ({});
  var x = {};
  var C1 = (function () {
      function C1() {
      }
      return C1;
  }());
  var C2 = (function (_super) {
      __extends(C2, _super);
      function C2() {
          return _super.apply(this, arguments) || this;
      }
      return C2;
  }(C1));
  var y1 = new C2();
  var y2 = new C2();
  var y3 = {};
  