exec_recursive     26 ext/-test-/recursion/recursion.c     rb_define_method(m, "exec_recursive", exec_recursive, 1);
exec_recursive   4646 thread.c           return exec_recursive(func, obj, 0, arg, 0);
exec_recursive   4657 thread.c           return exec_recursive(func, obj, rb_obj_id(paired_obj), arg, 0);
exec_recursive   4669 thread.c           return exec_recursive(func, obj, 0, arg, 1);
exec_recursive   4681 thread.c           return exec_recursive(func, obj, rb_obj_id(paired_obj), arg, 1);