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/**
 * Refer 11.1.5; 
 *   The production
 *      PropertyNameAndValueList :  PropertyNameAndValueList , PropertyAssignment
 *    4. If previous is not undefined then throw a SyntaxError exception if any of the following conditions are true
 *      a. This production is contained in strict code and IsDataDescriptor(previous) is true and IsDataDescriptor(propId.descriptor) is true
 *
 * @path ch11/11.1/11.1.5/11.1.5_4-4-a-3.js
 * @description Object literal - Duplicate data property name allowed gets last defined value
 */


function testcase() {
  
  var o = eval("({foo:0,foo:1});");
  return o.foo===1;
  }
runTestCase(testcase);