1 // Copyright 2014 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Flags: --allow-natives-syntax --noopt-safe-uint32-operations 6 7 // Check the results of `left >>> right`. The result is always unsigned (and 8 // therefore positive). 9 function test_shr(left) { 10 var errors = 0; 11 12 for (var i = 1; i < 1024; i++) { 13 var temp = left >>> i; 14 if (temp < 0) { 15 errors++; 16 } 17 } 18 19 return errors; 20 } 21 22 assertEquals(0, test_shr(1)); 23 %OptimizeFunctionOnNextCall(test_shr); 24 for (var i = 5; i >= -5; i--) { 25 assertEquals(0, test_shr(i)); 26 } 27
