v8/test/mjsunit/regress-906893.js
Jaroslav Sevcik 86894d98bf [turbofan] Fix RegExp.p.exec modification test.
Forgot to negate. Oops.

Bug: chromium:906893
Change-Id: I6e7a5a87e8c513795cc598314c9f0a34e9389e69
Reviewed-on: https://chromium-review.googlesource.com/c/1342919
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Commit-Queue: Jaroslav Sevcik <jarin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#57626}
2018-11-20 06:36:53 +00:00

22 lines
410 B
JavaScript

// Copyright 2018 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
const r = /x/;
let counter = 0;
r.exec = () => { counter++; return null; }
function f() {
r.test("ABcd");
}
f();
assertEquals(1, counter);
%OptimizeFunctionOnNextCall(f);
f();
assertEquals(2, counter);