test262/implementation-contributed/v8/mjsunit/regress/regress-double-canonicalization.js
test262-automation 7298a38552 [v8-test262-automation] Updated curation log with latest revision sha's from export and changed files.
sourceRevisionAtLastExport: 33f2fb0e53d135f0ee17cfccd9d993eb2a6f47de targetRevisionAtLastExport: 31340cbd9add103f586d501b0c3354b7b182abc0
2018-09-14 12:32:18 -04:00

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578 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 ab = new ArrayBuffer(8);
var i_view = new Int32Array(ab);
i_view[0] = %GetHoleNaNUpper()
i_view[1] = %GetHoleNaNLower();
var hole_nan = (new Float64Array(ab))[0];
var array = [];
function write() {
array[0] = hole_nan;
}
write();
%OptimizeFunctionOnNextCall(write);
write();
array[1] = undefined;
assertTrue(isNaN(array[0]));
assertEquals("number", typeof array[0]);