vm_call0_body      42 vm_eval.c      static VALUE vm_call0_body(rb_thread_t* th, struct rb_calling_info *calling, const struct rb_call_info *ci, struct rb_call_cache *cc, const VALUE *argv);
vm_call0_body      61 vm_eval.c          return vm_call0_body(th, calling, &ci_entry, &cc_entry, argv);