michael@0: // |reftest| skip-if(!xulRuntime.shell) -- uses evalcx
michael@0: /*
michael@0:  * Any copyright is dedicated to the Public Domain.
michael@0:  * http://creativecommons.org/licenses/publicdomain/
michael@0:  */
michael@0: 
michael@0: try {
michael@0:     evalcx("Object.freeze(this); eval('const q;')");
michael@0: } catch (e) {
michael@0:     assertEq(e.message, "({lazy:false}) is not extensible");
michael@0: }
michael@0: 
michael@0: reportCompare(0, 0, "don't crash");