1call printf("starting") 2stop at 15 3run 4call p1() 5call p2(3) 6call p3("blah") 7call printf("main_local = %d", main_local) 8print main_local 9call call 10call call() 11call p1(3) 12call p2("blah") 13stop in p3 14call p3("blah") 15cont 16where 17