v8/test/mjsunit/regress/regress-crbug-654723.js
bmeurer a4f37da86f [turbofan] Respect ConsString invariant.
For ConsString, the left hand side must be either sequential or external
if the right hand side is empty.

R=jarin@chromium.org
BUG=chromium:654723
NOTRY=true

Review-Url: https://codereview.chromium.org/2410893003
Cr-Commit-Position: refs/heads/master@{#40192}
2016-10-12 07:00:52 +00:00

17 lines
352 B
JavaScript

// 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
var k = "0101010101010101" + "01010101";
function foo(s) {
return k + s;
}
foo("a");
foo("a");
%OptimizeFunctionOnNextCall(foo);
var x = foo("");