#include <thread>
#include <memory>
#include <vector>

using namespace std;

class Bar
{
    std::unique_ptr<int> pointerTest;

    Bar(Bar &bar) {};

public:
    Bar() { pointerTest = std::unique_ptr<int>(new int); }
    Bar(Bar &&bar) { this->pointerTest = move(bar.pointerTest); }

    void testFunc() { pointerTest.release(); }
};

int main()
{
    vector<Bar> test123;

    Bar foo;
    test123.push_back(move(foo));
    test123.erase(test123.begin());

    for (auto &item : test123)
        item.testFunc();
}