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 () {
      var extendStatics = function (d, b) {
          extendStatics = Object.setPrototypeOf ||
              ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
              function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
          return extendStatics(d, b);
      };
      return function (d, b) {
          if (typeof b !== "function" && b !== null)
              throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
          extendStatics(d, b);
          function __() { this.constructor = d; }
          d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
      };
  })();
  var C = /** @class */ (function () {
      function C() {
          this.x = 1;
      }
      return C;
  }());
  var D = /** @class */ (function (_super) {
      __extends(D, _super);
      function D() {
          return _super !== null && _super.apply(this, arguments) || this;
      }
      return D;
  }(C));
  function foo(x, items) {
      return null;
  }
  var a = foo("hi", []);
  