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			471 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			471 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| // Copyright 2008 the V8 project authors. All rights reserved.
 | |
| // Redistribution and use in source and binary forms, with or without
 | |
| // modification, are permitted provided that the following conditions are
 | |
| // met:
 | |
| //
 | |
| //     * Redistributions of source code must retain the above copyright
 | |
| //       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
 | |
| //       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
 | |
| //       contributors may be used to endorse or promote products derived
 | |
| //       from this software without specific prior written permission.
 | |
| //
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| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 | |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 | |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 | |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 | |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 | |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 | |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 | |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 | |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 | |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 | |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 
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| var x;
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| 
 | |
| // Converts a number to string respecting -0.
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| function stringify(n) {
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|   if ((1 / n) === -Infinity) return "-0";
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|   return String(n);
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| }
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| 
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| function f(expected, y) {
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|   function testEval(string, x, y) {
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|     var mulFunction = Function("x, y", "return " + string);
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|     return mulFunction(x, y);
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|   }
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|   function mulTest(expected, x, y) {
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|     assertEquals(expected, x * y);
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|     assertEquals(expected, testEval(stringify(x) + " * y", x, y));
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|     assertEquals(expected, testEval("x * " + stringify(y), x, y));
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|     assertEquals(expected, testEval(stringify(x) + " * " + stringify(y), x, y));
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|   }
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|   mulTest(expected, x, y);
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|   mulTest(-expected, -x, y);
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|   mulTest(-expected, x, -y);
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|   mulTest(expected, -x, -y);
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|   if (x === y) return;  // Symmetric cases not necessary.
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|   mulTest(expected, y, x);
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|   mulTest(-expected, -y, x);
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|   mulTest(-expected, y, -x);
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|   mulTest(expected, -y, -x);
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| }
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| 
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| x = 4294967296;
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| f(0, 0);
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| f(4294967296, 1);
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| f(8589934592, 2);
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| f(12884901888, 3);
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| f(17179869184, 4);
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| f(21474836480, 5);
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| f(30064771072, 7);
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| f(34359738368, 8);
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| f(38654705664, 9);
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| f(64424509440, 15);
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| f(68719476736, 16);
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| f(73014444032, 17);
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| f(133143986176, 31);
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| f(137438953472, 32);
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| f(141733920768, 33);
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| f(270582939648, 63);
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| f(274877906944, 64);
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| f(279172874240, 65);
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| f(545460846592, 127);
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| f(549755813888, 128);
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| f(554050781184, 129);
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| f(1095216660480, 255);
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| f(1099511627776, 256);
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| f(1103806595072, 257);
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| f(2194728288256, 511);
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| f(2199023255552, 512);
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| f(2203318222848, 513);
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| f(4393751543808, 1023);
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| f(4398046511104, 1024);
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| f(4402341478400, 1025);
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| f(8791798054912, 2047);
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| f(8796093022208, 2048);
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| f(8800387989504, 2049);
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| f(17587891077120, 4095);
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| f(17592186044416, 4096);
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| f(17596481011712, 4097);
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| f(35180077121536, 8191);
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| f(35184372088832, 8192);
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| f(35188667056128, 8193);
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| f(70364449210368, 16383);
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| f(70368744177664, 16384);
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| f(70373039144960, 16385);
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| f(140733193388032, 32767);
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| f(140737488355328, 32768);
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| f(140741783322624, 32769);
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| f(281470681743360, 65535);
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| f(281474976710656, 65536);
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| f(281479271677952, 65537);
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| f(562945658454016, 131071);
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| f(562949953421312, 131072);
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| f(562954248388608, 131073);
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| f(1125895611875328, 262143);
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| f(1125899906842624, 262144);
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| f(1125904201809920, 262145);
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| x = 4294967297;
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| f(0, 0);
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| f(4294967297, 1);
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| f(8589934594, 2);
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| f(12884901891, 3);
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| f(17179869188, 4);
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| f(21474836485, 5);
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| f(30064771079, 7);
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| f(34359738376, 8);
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| f(38654705673, 9);
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| f(64424509455, 15);
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| f(68719476752, 16);
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| f(73014444049, 17);
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| f(133143986207, 31);
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| f(137438953504, 32);
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| f(141733920801, 33);
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| f(270582939711, 63);
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| f(274877907008, 64);
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| f(279172874305, 65);
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| f(545460846719, 127);
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| f(549755814016, 128);
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| f(554050781313, 129);
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| f(1095216660735, 255);
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| f(1099511628032, 256);
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| f(1103806595329, 257);
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| f(2194728288767, 511);
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| f(2199023256064, 512);
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| f(2203318223361, 513);
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| f(4393751544831, 1023);
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| f(4398046512128, 1024);
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| f(4402341479425, 1025);
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| f(8791798056959, 2047);
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| f(8796093024256, 2048);
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| f(8800387991553, 2049);
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| f(17587891081215, 4095);
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| f(17592186048512, 4096);
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| f(17596481015809, 4097);
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| f(35180077129727, 8191);
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| f(35184372097024, 8192);
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| f(35188667064321, 8193);
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| f(70364449226751, 16383);
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| f(70368744194048, 16384);
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| f(70373039161345, 16385);
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| f(140733193420799, 32767);
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| f(140737488388096, 32768);
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| f(140741783355393, 32769);
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| f(281470681808895, 65535);
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| f(281474976776192, 65536);
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| f(281479271743489, 65537);
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| f(562945658585087, 131071);
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| f(562949953552384, 131072);
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| f(562954248519681, 131073);
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| f(1125895612137471, 262143);
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| f(1125899907104768, 262144);
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| f(1125904202072065, 262145);
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| x = 8589934591;
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| f(0, 0);
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| f(8589934591, 1);
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| f(17179869182, 2);
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| f(25769803773, 3);
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| f(34359738364, 4);
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| f(42949672955, 5);
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| f(60129542137, 7);
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| f(68719476728, 8);
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| f(77309411319, 9);
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| f(128849018865, 15);
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| f(137438953456, 16);
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| f(146028888047, 17);
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| f(266287972321, 31);
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| f(274877906912, 32);
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| f(283467841503, 33);
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| f(541165879233, 63);
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| f(549755813824, 64);
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| f(558345748415, 65);
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| f(1090921693057, 127);
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| f(1099511627648, 128);
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| f(1108101562239, 129);
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| f(2190433320705, 255);
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| f(2199023255296, 256);
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| f(2207613189887, 257);
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| f(4389456576001, 511);
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| f(4398046510592, 512);
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| f(4406636445183, 513);
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| f(8787503086593, 1023);
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| f(8796093021184, 1024);
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| f(8804682955775, 1025);
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| f(17583596107777, 2047);
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| f(17592186042368, 2048);
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| f(17600775976959, 2049);
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| f(35175782150145, 4095);
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| f(35184372084736, 4096);
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| f(35192962019327, 4097);
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| f(70360154234881, 8191);
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| f(70368744169472, 8192);
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| f(70377334104063, 8193);
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| f(140728898404353, 16383);
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| f(140737488338944, 16384);
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| f(140746078273535, 16385);
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| f(281466386743297, 32767);
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| f(281474976677888, 32768);
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| f(281483566612479, 32769);
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| f(562941363421185, 65535);
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| f(562949953355776, 65536);
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| f(562958543290367, 65537);
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| f(1125891316776961, 131071);
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| f(1125899906711552, 131072);
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| f(1125908496646143, 131073);
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| x = 8589934592;
 | |
| f(0, 0);
 | |
| f(8589934592, 1);
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| f(17179869184, 2);
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| f(25769803776, 3);
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| f(34359738368, 4);
 | |
| f(42949672960, 5);
 | |
| f(60129542144, 7);
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| f(68719476736, 8);
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| f(77309411328, 9);
 | |
| f(128849018880, 15);
 | |
| f(137438953472, 16);
 | |
| f(146028888064, 17);
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| f(266287972352, 31);
 | |
| f(274877906944, 32);
 | |
| f(283467841536, 33);
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| f(541165879296, 63);
 | |
| f(549755813888, 64);
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| f(558345748480, 65);
 | |
| f(1090921693184, 127);
 | |
| f(1099511627776, 128);
 | |
| f(1108101562368, 129);
 | |
| f(2190433320960, 255);
 | |
| f(2199023255552, 256);
 | |
| f(2207613190144, 257);
 | |
| f(4389456576512, 511);
 | |
| f(4398046511104, 512);
 | |
| f(4406636445696, 513);
 | |
| f(8787503087616, 1023);
 | |
| f(8796093022208, 1024);
 | |
| f(8804682956800, 1025);
 | |
| f(17583596109824, 2047);
 | |
| f(17592186044416, 2048);
 | |
| f(17600775979008, 2049);
 | |
| f(35175782154240, 4095);
 | |
| f(35184372088832, 4096);
 | |
| f(35192962023424, 4097);
 | |
| f(70360154243072, 8191);
 | |
| f(70368744177664, 8192);
 | |
| f(70377334112256, 8193);
 | |
| f(140728898420736, 16383);
 | |
| f(140737488355328, 16384);
 | |
| f(140746078289920, 16385);
 | |
| f(281466386776064, 32767);
 | |
| f(281474976710656, 32768);
 | |
| f(281483566645248, 32769);
 | |
| f(562941363486720, 65535);
 | |
| f(562949953421312, 65536);
 | |
| f(562958543355904, 65537);
 | |
| f(1125891316908032, 131071);
 | |
| f(1125899906842624, 131072);
 | |
| f(1125908496777216, 131073);
 | |
| x = 8589934593;
 | |
| f(0, 0);
 | |
| f(8589934593, 1);
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| f(17179869186, 2);
 | |
| f(25769803779, 3);
 | |
| f(34359738372, 4);
 | |
| f(42949672965, 5);
 | |
| f(60129542151, 7);
 | |
| f(68719476744, 8);
 | |
| f(77309411337, 9);
 | |
| f(128849018895, 15);
 | |
| f(137438953488, 16);
 | |
| f(146028888081, 17);
 | |
| f(266287972383, 31);
 | |
| f(274877906976, 32);
 | |
| f(283467841569, 33);
 | |
| f(541165879359, 63);
 | |
| f(549755813952, 64);
 | |
| f(558345748545, 65);
 | |
| f(1090921693311, 127);
 | |
| f(1099511627904, 128);
 | |
| f(1108101562497, 129);
 | |
| f(2190433321215, 255);
 | |
| f(2199023255808, 256);
 | |
| f(2207613190401, 257);
 | |
| f(4389456577023, 511);
 | |
| f(4398046511616, 512);
 | |
| f(4406636446209, 513);
 | |
| f(8787503088639, 1023);
 | |
| f(8796093023232, 1024);
 | |
| f(8804682957825, 1025);
 | |
| f(17583596111871, 2047);
 | |
| f(17592186046464, 2048);
 | |
| f(17600775981057, 2049);
 | |
| f(35175782158335, 4095);
 | |
| f(35184372092928, 4096);
 | |
| f(35192962027521, 4097);
 | |
| f(70360154251263, 8191);
 | |
| f(70368744185856, 8192);
 | |
| f(70377334120449, 8193);
 | |
| f(140728898437119, 16383);
 | |
| f(140737488371712, 16384);
 | |
| f(140746078306305, 16385);
 | |
| f(281466386808831, 32767);
 | |
| f(281474976743424, 32768);
 | |
| f(281483566678017, 32769);
 | |
| f(562941363552255, 65535);
 | |
| f(562949953486848, 65536);
 | |
| f(562958543421441, 65537);
 | |
| f(1125891317039103, 131071);
 | |
| f(1125899906973696, 131072);
 | |
| f(1125908496908289, 131073);
 | |
| x = 17179869183;
 | |
| f(0, 0);
 | |
| f(17179869183, 1);
 | |
| f(34359738366, 2);
 | |
| f(51539607549, 3);
 | |
| f(68719476732, 4);
 | |
| f(85899345915, 5);
 | |
| f(120259084281, 7);
 | |
| f(137438953464, 8);
 | |
| f(154618822647, 9);
 | |
| f(257698037745, 15);
 | |
| f(274877906928, 16);
 | |
| f(292057776111, 17);
 | |
| f(532575944673, 31);
 | |
| f(549755813856, 32);
 | |
| f(566935683039, 33);
 | |
| f(1082331758529, 63);
 | |
| f(1099511627712, 64);
 | |
| f(1116691496895, 65);
 | |
| f(2181843386241, 127);
 | |
| f(2199023255424, 128);
 | |
| f(2216203124607, 129);
 | |
| f(4380866641665, 255);
 | |
| f(4398046510848, 256);
 | |
| f(4415226380031, 257);
 | |
| f(8778913152513, 511);
 | |
| f(8796093021696, 512);
 | |
| f(8813272890879, 513);
 | |
| f(17575006174209, 1023);
 | |
| f(17592186043392, 1024);
 | |
| f(17609365912575, 1025);
 | |
| f(35167192217601, 2047);
 | |
| f(35184372086784, 2048);
 | |
| f(35201551955967, 2049);
 | |
| f(70351564304385, 4095);
 | |
| f(70368744173568, 4096);
 | |
| f(70385924042751, 4097);
 | |
| f(140720308477953, 8191);
 | |
| f(140737488347136, 8192);
 | |
| f(140754668216319, 8193);
 | |
| f(281457796825089, 16383);
 | |
| f(281474976694272, 16384);
 | |
| f(281492156563455, 16385);
 | |
| f(562932773519361, 32767);
 | |
| f(562949953388544, 32768);
 | |
| f(562967133257727, 32769);
 | |
| f(1125882726907905, 65535);
 | |
| f(1125899906777088, 65536);
 | |
| f(1125917086646271, 65537);
 | |
| x = 17179869184;
 | |
| f(0, 0);
 | |
| f(17179869184, 1);
 | |
| f(34359738368, 2);
 | |
| f(51539607552, 3);
 | |
| f(68719476736, 4);
 | |
| f(85899345920, 5);
 | |
| f(120259084288, 7);
 | |
| f(137438953472, 8);
 | |
| f(154618822656, 9);
 | |
| f(257698037760, 15);
 | |
| f(274877906944, 16);
 | |
| f(292057776128, 17);
 | |
| f(532575944704, 31);
 | |
| f(549755813888, 32);
 | |
| f(566935683072, 33);
 | |
| f(1082331758592, 63);
 | |
| f(1099511627776, 64);
 | |
| f(1116691496960, 65);
 | |
| f(2181843386368, 127);
 | |
| f(2199023255552, 128);
 | |
| f(2216203124736, 129);
 | |
| f(4380866641920, 255);
 | |
| f(4398046511104, 256);
 | |
| f(4415226380288, 257);
 | |
| f(8778913153024, 511);
 | |
| f(8796093022208, 512);
 | |
| f(8813272891392, 513);
 | |
| f(17575006175232, 1023);
 | |
| f(17592186044416, 1024);
 | |
| f(17609365913600, 1025);
 | |
| f(35167192219648, 2047);
 | |
| f(35184372088832, 2048);
 | |
| f(35201551958016, 2049);
 | |
| f(70351564308480, 4095);
 | |
| f(70368744177664, 4096);
 | |
| f(70385924046848, 4097);
 | |
| f(140720308486144, 8191);
 | |
| f(140737488355328, 8192);
 | |
| f(140754668224512, 8193);
 | |
| f(281457796841472, 16383);
 | |
| f(281474976710656, 16384);
 | |
| f(281492156579840, 16385);
 | |
| f(562932773552128, 32767);
 | |
| f(562949953421312, 32768);
 | |
| f(562967133290496, 32769);
 | |
| f(1125882726973440, 65535);
 | |
| f(1125899906842624, 65536);
 | |
| f(1125917086711808, 65537);
 | |
| x = 17179869185;
 | |
| f(0, 0);
 | |
| f(17179869185, 1);
 | |
| f(34359738370, 2);
 | |
| f(51539607555, 3);
 | |
| f(68719476740, 4);
 | |
| f(85899345925, 5);
 | |
| f(120259084295, 7);
 | |
| f(137438953480, 8);
 | |
| f(154618822665, 9);
 | |
| f(257698037775, 15);
 | |
| f(274877906960, 16);
 | |
| f(292057776145, 17);
 | |
| f(532575944735, 31);
 | |
| f(549755813920, 32);
 | |
| f(566935683105, 33);
 | |
| f(1082331758655, 63);
 | |
| f(1099511627840, 64);
 | |
| f(1116691497025, 65);
 | |
| f(2181843386495, 127);
 | |
| f(2199023255680, 128);
 | |
| f(2216203124865, 129);
 | |
| f(4380866642175, 255);
 | |
| f(4398046511360, 256);
 | |
| f(4415226380545, 257);
 | |
| f(8778913153535, 511);
 | |
| f(8796093022720, 512);
 | |
| f(8813272891905, 513);
 | |
| f(17575006176255, 1023);
 | |
| f(17592186045440, 1024);
 | |
| f(17609365914625, 1025);
 | |
| f(35167192221695, 2047);
 | |
| f(35184372090880, 2048);
 | |
| f(35201551960065, 2049);
 | |
| f(70351564312575, 4095);
 | |
| f(70368744181760, 4096);
 | |
| f(70385924050945, 4097);
 | |
| f(140720308494335, 8191);
 | |
| f(140737488363520, 8192);
 | |
| f(140754668232705, 8193);
 | |
| f(281457796857855, 16383);
 | |
| f(281474976727040, 16384);
 | |
| f(281492156596225, 16385);
 | |
| f(562932773584895, 32767);
 | |
| f(562949953454080, 32768);
 | |
| f(562967133323265, 32769);
 | |
| f(1125882727038975, 65535);
 | |
| f(1125899906908160, 65536);
 | |
| f(1125917086777345, 65537);
 |