michael@0: // Eval-in-frame of optimized frames to break out of an infinite loop.
michael@0: 
michael@0: load(libdir + "jitopts.js");
michael@0: 
michael@0: if (!jitTogglesMatch(Opts_IonEagerNoParallelCompilation))
michael@0:   quit(0);
michael@0: 
michael@0: withJitOptions(Opts_IonEagerNoParallelCompilation, function () {
michael@0:   var g = newGlobal();
michael@0:   var dbg = new Debugger;
michael@0: 
michael@0:   g.eval("" + function f(d) { g(d); });
michael@0:   g.eval("" + function g(d) { h(d); });
michael@0:   g.eval("" + function h(d) {
michael@0:     var i = 0;
michael@0:     while (d)
michael@0:       interruptIf(d && i++ == 4000);
michael@0:   });
michael@0: 
michael@0:   setInterruptCallback(function () {
michael@0:     dbg.addDebuggee(g);
michael@0:     var frame = dbg.getNewestFrame();
michael@0:     if (frame.callee.name != "h" || frame.implementation != "ion")
michael@0:       return true;
michael@0:     frame.eval("d = false;");
michael@0:     return true;
michael@0:   });
michael@0: 
michael@0:   g.eval("(" + function () {
michael@0:     for (i = 0; i < 5; i++)
michael@0:       f(false);
michael@0:     f(true);
michael@0:   } + ")();");
michael@0: });