node/deps/v8/test/webkit/dfg-double-addition-simplify-to-int.js

// Copyright 2013 the V8 project authors. All rights reserved.
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
//
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// modification, are permitted provided that the following conditions
// are met:
// 1.  Redistributions of source code must retain the above copyright
//     notice, this list of conditions and the following disclaimer.
// 2.  Redistributions in binary form must reproduce the above copyright
//     notice, this list of conditions and the following disclaimer in the
//     documentation and/or other materials provided with the distribution.
//
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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description(
"Tests that the DFG doesn't get confused about an edge being a double edge after we perform CFG simplification."
);

function foo(a, p) {
    var p2;
    var x;
    var y;
    if (p)
        p2 = true;
    else
        p2 = true;
    if (p2)
        x = a;
    else
        x = 0.5;
    if (p2)
        y = a;
    else
        y = 0.7;
    var result = x + y;
    return [result, [x, y], [x, y], [x, y]];
}

for (var i = 0; i < 1000; ++i)
    shouldBe("foo(42, true)[0]", "84");