text: // Copyright 2016 the V8 project authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  // Flags: --allow-natives-syntax --opt
  
  var a = new Uint32Array(1);
  function len(a) { return a.length; }
  assertEquals(1, len(a));
  assertEquals(1, len(a));
  %OptimizeFunctionOnNextCall(len);
  assertEquals(1, len(a));
  assertOptimized(len);
  