michael@0: // Don't crash
michael@0: 
michael@0: function g(foo) {
michael@0:   for (a in foo) {
michael@0:   }
michael@0: }
michael@0: 
michael@0: var makegen = eval("\n\
michael@0:   (function(b) {\n\
michael@0:       var h = \n\
michael@0:         eval(\"new function() { yield print(b) }\" ); \n\
michael@0:     return h\n\
michael@0:   })\n\
michael@0: ");
michael@0: 
michael@0: g(makegen());