rem: this.toString = void 0; this.valueOf = new Object(); } 
add: this.toString = void 0; this.valueOf = new Object(); } 
context:     function MyObject() {        this.toString = void 0;        this.valueOf = new Object();    }
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/4218d0f5950d93cb2609d946f6af7ce1b2e89575/exception-007.js/clean/js/tests/ecma_2/Exceptions/exception-007.js