1 | 'use strict';
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2 | var $ = require('../internals/export');
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3 | var fails = require('../internals/fails');
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4 |
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5 |
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6 | var $imul = Math.imul;
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7 |
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8 | var FORCED = fails(function () {
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9 | return $imul(0xFFFFFFFF, 5) !== -5 || $imul.length !== 2;
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10 | });
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11 |
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12 |
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13 |
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14 |
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15 | $({ target: 'Math', stat: true, forced: FORCED }, {
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16 | imul: function imul(x, y) {
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17 | var UINT16 = 0xFFFF;
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18 | var xn = +x;
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19 | var yn = +y;
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20 | var xl = UINT16 & xn;
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21 | var yl = UINT16 & yn;
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22 | return 0 | xl * yl + ((UINT16 & xn >>> 16) * yl + xl * (UINT16 & yn >>> 16) << 16 >>> 0);
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23 | }
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24 | });
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