trace_object_allocations_stop

static VALUE
trace_object_allocations_stop(VALUE self)
{
    struct traceobj_arg *arg = get_traceobj_arg();

    if (arg->running > 0) {
        arg->running--;
    }

    if (arg->running == 0) {
        rb_tracepoint_disable(arg->newobj_trace);
        rb_tracepoint_disable(arg->freeobj_trace);
        arg->newobj_trace = 0;
        arg->freeobj_trace = 0;
    }

    return Qnil;
}