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1 // Copyright 2009 the Sputnik authors. All rights reserved. |
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2 // This code is governed by the BSD license found in the LICENSE file. |
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3 |
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4 /** |
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5 * The result of an addition is determined using the rules of IEEE 754 double-precision arithmetics |
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6 * |
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7 * @path ch11/11.6/11.6.1/S11.6.1_A4_T7.js |
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8 * @description The sum of two nonzero finite values of the same magnitude and opposite sign is +0 |
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9 */ |
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10 |
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11 //CHECK#1 |
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12 if (-Number.MIN_VALUE + Number.MIN_VALUE !== +0) { |
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13 $ERROR('#1.1: -Number.MIN_VALUE + Number.MIN_VALUE === 0. Actual: ' + (-Number.MIN_VALUE + Number.MIN_VALUE)); |
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14 } else { |
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15 if (1 / (-Number.MIN_VALUE + Number.MIN_VALUE) !== Number.POSITIVE_INFINITY) { |
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16 $ERROR('#1.2: -Number.MIN_VALUE + Number.MIN_VALUE === + 0. Actual: -0'); |
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17 } |
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18 } |
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19 |
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20 //CHECK#2 |
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21 if (-Number.MAX_VALUE + Number.MAX_VALUE !== +0) { |
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22 $ERROR('#2.1: -Number.MAX_VALUE + Number.MAX_VALUE === 0. Actual: ' + (-Number.MAX_VALUE + Number.MAX_VALUE)); |
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23 } else { |
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24 if (1 / (-Number.MAX_VALUE + Number.MAX_VALUE) !== Number.POSITIVE_INFINITY) { |
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25 $ERROR('#2.2: -Number.MAX_VALUE + Number.MAX_VALUE === + 0. Actual: -0'); |
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26 } |
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27 } |
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28 |
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29 //CHECK#3 |
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30 if (-1 / Number.MAX_VALUE + 1 / Number.MAX_VALUE !== +0) { |
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31 $ERROR('#3.1: -1 / Number.MAX_VALUE + 1 / Number.MAX_VALUE === 0. Actual: ' + (-1 / Number.MAX_VALUE + 1 / Number.MAX_VALUE)); |
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32 } else { |
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33 if (1 / (-1 / Number.MAX_VALUE + 1 / Number.MAX_VALUE) !== Number.POSITIVE_INFINITY) { |
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34 $ERROR('#3.2: -1 / Number.MAX_VALUE + 1 / Number.MAX_VALUE === + 0. Actual: -0'); |
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35 } |
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36 } |
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37 |