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sourceRevisionAtLastExport: 33f2fb0e53d135f0ee17cfccd9d993eb2a6f47de targetRevisionAtLastExport: 31340cbd9add103f586d501b0c3354b7b182abc0
70 lines
2.4 KiB
JavaScript
70 lines
2.4 KiB
JavaScript
// Copyright 2010 the V8 project authors. All rights reserved.
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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 are
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// met:
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//
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// * 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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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// 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
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// See: http://code.google.com/p/v8/issues/detail?id=1278
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// Test that that handling of 0/-0 is correct for binary operations when the
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// TypeRecordingBinaryOpStub transitions through different states.
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function add(x, y) {
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return x + y;
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}
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function sub(x, y) {
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return x - y;
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}
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function mul(x, y) {
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return x * y;
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}
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function div(x, y) {
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return x / y;
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}
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for (var i = 0; i < 10; i++) {
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assertEquals(0, add(0, 0));
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assertEquals(0, add(0, -0));
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assertEquals(0, add(-0, 0));
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assertEquals(-0, add(-0, -0));
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assertEquals(0, sub(0, 0));
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assertEquals(0, sub(0, -0));
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assertEquals(-0, sub(-0, 0));
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assertEquals(0, sub(-0, -0));
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assertEquals(0, mul(0, 0));
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assertEquals(-0, mul(0, -0));
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assertEquals(-0, mul(-0, 0));
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assertEquals(0, mul(-0, -0));
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assertEquals(0, div(0, 1));
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assertEquals(-0, div(0, -1));
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assertEquals(-0, div(-0, 1));
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assertEquals(0, div(-0, -1));
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}
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