text: //// [raiseErrorOnParameterProperty.ts]
  class C1 {
    constructor(public x: X) {
    }
  }
  var c1 = new C1(0);
   
  
  
  //// [raiseErrorOnParameterProperty.js]
  var C1 = (function () {
      function C1(x) {
          this.x = x;
      }
      return C1;
  })();
  var c1 = new C1(0);
  