// Copyright 2017 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 function foo(a, i) { a[i].x; } var a = [,0.1]; foo(a, 1); foo(a, 1); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo(a, 0), TypeError);