#include <thread>
#include <atomic>
#include <chrono>
#include <iostream>
 
static struct X
{
    X(): thd([this]
        {
            while ( ! stop.load() )
                std::this_thread::sleep_for(std::chrono::milliseconds(200));
        })
    {
    }
 
    ~X()
    {
        stop.store(true);
        thd.join();
        std::cout << "Exited\n";
    }
 
    std::atomic_bool stop;
    std::thread thd;
} x;
 
int main()
{
    std::cout << "Exiting\n";
    return 0;
}

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