// The arguments can escape from a function via a debugging hook. var g = newGlobal(); var dbg = new Debugger(g); // capture arguments object and test function dbg.onDebuggerStatement = function (frame) { var args = frame.older.environment.parent.getVariable('arguments'); assertEq(args.missingArguments, true); }; g.eval("function h() { debugger; }"); g.eval("function f() { var x = 0; return function() { x++; h() } }"); g.eval("f('ponies')()");