michael@0: // Don't crash when a scripted proxy handler throws Error.prototype.
michael@0: 
michael@0: var g = newGlobal();
michael@0: var dbg = Debugger(g);
michael@0: dbg.onDebuggerStatement = function (frame) {
michael@0:     try {
michael@0:         frame.arguments[0].deleteProperty("x");
michael@0:     } catch (exc) {
michael@0:         return;
michael@0:     }
michael@0:     throw new Error("deleteProperty should throw");
michael@0: };
michael@0: 
michael@0: g.eval("function h(obj) { debugger; }");
michael@0: g.eval("h(Proxy.create({delete: function () { throw Error.prototype; }}));");
michael@0: