text: //// [crashInsourcePropertyIsRelatableToTargetProperty.ts]
  class C {
      private x = 1;
  }
  class D extends C { }
  function foo(x: "hi", items: string[]): typeof foo;
  function foo(x: string, items: string[]): typeof foo {
      return null;
  }
  var a: D = foo("hi", []);
  
  
  //// [crashInsourcePropertyIsRelatableToTargetProperty.js]
  var __extends = (this && this.__extends) || function (d, b) {
      for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
      function __() { this.constructor = d; }
      d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
  };
  var C = (function () {
      function C() {
          this.x = 1;
      }
      return C;
  })();
  var D = (function (_super) {
      __extends(D, _super);
      function D() {
          _super.apply(this, arguments);
      }
      return D;
  })(C);
  function foo(x, items) {
      return null;
  }
  var a = foo("hi", []);
  