v8/test/mjsunit/compiler/regress-sealedarray-store-outofbounds.js
Z Duong Nguyen-Huu e69460e649 Sealed array should handle store out of bounds in optimized code
Bug: chromium:959747
Change-Id: I2518a35508b97ae1c2df7f30c1c2b9755ba6f495
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1597116
Reviewed-by: Igor Sheludko <ishell@chromium.org>
Commit-Queue: Z Nguyen-Huu <duongn@microsoft.com>
Cr-Commit-Position: refs/heads/master@{#61348}
2019-05-08 17:19:02 +00:00

20 lines
478 B
JavaScript

// Copyright 2019 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 --no-always-opt
const v3 = [0,"symbol"];
const v5 = 0 - 1;
const v6 = Object.seal(v3);
let v9 = 0;
function f1() {
v6[119090556] = v5;
}
%PrepareFunctionForOptimization(f1);
f1();
%OptimizeFunctionOnNextCall(f1);
f1();
assertOptimized(f1);
assertEquals(v6.length, 2);