this.valueOf = new Function ( "" ); this.__proto__ = null; 
this.valueOf = new Function ( "" ); this.__proto__ = null; 
function MyProtoValuelessObject() {    this.valueOf = new Function ( "" );    this.__proto__ = null;}
5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5872/3703c3c05f398a63e55992f7687ef65273b26d6a/11.6.1-1.js/clean/js/tests/ecma/extensions/11.6.1-1.js