v8/test/mjsunit/regress/regress-688690.js
jgruber 9576d08c92 [string] Don't tail-call into runtime with adaptor frames
TailCallRuntime currently does not seem to handle adaptor frames
correctly.

BUG=chromium:688690

Review-Url: https://codereview.chromium.org/2675133003
Cr-Commit-Position: refs/heads/master@{#42950}
2017-02-06 09:47:55 +00:00

17 lines
488 B
JavaScript

// 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.
var foo = "01234567";
foo += foo;
foo += foo;
foo += foo;
foo += foo;
foo += foo; // foo.length = 256;
// Create an adaptor frame, and take the StringReplaceOneCharWithString runtime
// fast path. This crashed originally since TailCallRuntime could not handle
// adaptor frames.
var bar = foo.replace('x', 'y', 'z');