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shared_ptr::shared_ptrhttp://en.cppreference.com/cpp/memory/shared_ptr/shared_ptr
shared_ptr::~shared_ptrhttp://en.cppreference.com/cpp/memory/shared_ptr/~shared_ptr
shared_ptr::operator=http://en.cppreference.com/cpp/memory/shared_ptr/operator%3D
shared_ptr::resethttp://en.cppreference.com/cpp/memory/shared_ptr/reset
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8 Examplehttp://en.cppreference.com/cpp/memory/shared_ptr#Example
9 Examplehttp://en.cppreference.com/cpp/memory/shared_ptr#Example_2
10 See alsohttp://en.cppreference.com/cpp/memory/shared_ptr#See_also
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std::atomic_is_lock_free(std::shared_ptr)std::atomic_load(std::shared_ptr)std::atomic_load_explicit(std::shared_ptr)std::atomic_store(std::shared_ptr)std::atomic_store_explicit(std::shared_ptr)std::atomic_exchange(std::shared_ptr)std::atomic_exchange_explicit(std::shared_ptr)std::atomic_compare_exchange_weak(std::shared_ptr)std::atomic_compare_exchange_strong(std::shared_ptr)std::atomic_compare_exchange_weak_explicit(std::shared_ptr)std::atomic_compare_exchange_strong_explicit(std::shared_ptr)http://en.cppreference.com/cpp/memory/shared_ptr/atomic
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[1]https://stackoverflow.com/questions/43297517/stdshared-ptr-internals-weak-count-more-than-expected
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