rem: this.valueOf = new Function ( "" ); this.__proto__ = null; 
add: this.valueOf = new Function ( "" ); this.__proto__ = null; 
context: function MyProtoValuelessObject() {    this.valueOf = new Function ( "" );    this.__proto__ = null;}
meta: 10520	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/10520/0b675418ba636127763e94e614e62364d6caa659/11.6.1-1.js/buggy/js/tests/ecma/extensions/11.6.1-1.js