88 lines
2.7 KiB
JavaScript
88 lines
2.7 KiB
JavaScript
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// Copyright 2013 the V8 project authors. All rights reserved.
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// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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// 1. Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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description(
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"This tests that if a variable is dead on OSR exit, it will at least contain a valid JS value."
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);
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var array = [];
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for (var i = 0; i < 9; ++i) {
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var code = "";
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code += "(function(";
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for (var j = 0; j < i; ++j) {
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if (j)
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code += ", ";
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code += "arg" + j;
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}
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code += ") {\n";
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code += " return ";
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if (i) {
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for (var j = 0; j < i; ++j) {
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if (j)
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code += " + ";
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code += "arg" + j;
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}
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} else
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code += "void 0";
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code += ";\n";
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code += "})";
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array[i] = eval(code);
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}
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function foo(a, b) {
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var x = 0;
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if (a.f < b.f) {
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var result = b.g - a.g;
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x = !x;
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return result;
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} else {
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var result = a.g - b.g;
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x = [x];
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return result;
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}
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}
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var firstArg = {f:2, g:3};
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var secondArg = {f:3, g:4};
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for (var i = 0; i < 300; ++i) {
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var code = "";
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code += "array[" + (((i / 2) | 0) % array.length) + "](";
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for (var j = 0; j < (((i / 2) | 0) % array.length); ++j) {
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if (j)
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code += ", ";
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code += i + j;
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}
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if (i == 150) {
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firstArg = {f:2, g:2.5};
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secondArg = {f:3, g:3.5};
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}
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var tmp = firstArg;
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firstArg = secondArg;
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secondArg = tmp;
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code += "); foo(firstArg, secondArg)";
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shouldBe(code, "1");
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}
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