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106 lines
2.7 KiB
106 lines
2.7 KiB
// 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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"Tests whether peephole optimizations on bytecode properly deal with local registers."
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);
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function if_less_test()
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{
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var a = 0;
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var b = 2;
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if (a = 1 < 2)
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return a == 1;
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}
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shouldBeTrue("if_less_test()");
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function if_else_less_test()
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{
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var a = 0;
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var b = 2;
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if (a = 1 < 2)
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return a == 1;
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else
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return false;
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}
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shouldBeTrue("if_else_less_test()");
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function conditional_less_test()
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{
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var a = 0;
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var b = 2;
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return (a = 1 < 2) ? a == 1 : false;
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}
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shouldBeTrue("conditional_less_test()");
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function logical_and_less_test()
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{
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var a = 0;
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var b = 2;
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return (a = 1 < 2) && a == 1;
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}
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shouldBeTrue("logical_and_less_test()");
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function logical_or_less_test()
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{
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var a = 0;
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var b = 2;
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var result = (a = 1 < 2) || a == 1;
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return a == 1;
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}
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shouldBeTrue("logical_or_less_test()");
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function do_while_less_test()
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{
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var a = 0;
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var count = 0;
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do {
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if (count == 1)
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return a == 1;
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count++;
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} while (a = 1 < 2)
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}
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shouldBeTrue("do_while_less_test()");
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function while_less_test()
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{
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var a = 0;
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while (a = 1 < 2)
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return a == 1;
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}
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shouldBeTrue("while_less_test()");
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function for_less_test()
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{
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for (var a = 0; a = 1 < 2; )
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return a == 1;
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}
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shouldBeTrue("for_less_test()");
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