v8/test/mjsunit/regress/regress-crbug-664942.js
bmeurer 5667280310 [turbofan] Properly allocate constant-folded string.
When constant-folding S[K], make sure to return a String, and not the
character code as Number.

BUG=chromium:664942
R=yangguo@chromium.org

Review-Url: https://codereview.chromium.org/2503433002
Cr-Commit-Position: refs/heads/master@{#40960}
2016-11-14 11:58:09 +00:00

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305 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
function foo() {
return 'x'[0];
}
foo();
%OptimizeFunctionOnNextCall(foo);
assertEquals("x", foo());