Webb14 juni 2024 · You must hold the lock when calling this * function, or else be able to guarantee no other threads could be * using this PackedSyncPtr<>. */ void set (T * t) {auto ... This is the max number of threads that can access this // atomic_shared_ptr at once before we start blocking. static constexpr unsigned EXTERNAL_OFFSET ... WebbA shared_ptr can share ownership of an object while storing a pointer to another object. This feature can be used to point to member objects while owning the object they belong to. The stored pointer is the one accessed by get(), …
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Webb28 jan. 2016 · One of the reasons that shared_ptr locking is the way it is is to avoid a situation in which we weaken the precondition on the atomic template parameter that it … WebbIf multiple threads of execution access the same shared_ptr without synchronization and any of those accesses uses a non- const member function of shared_ptr then a data race will occur; the shared_ptr overloads of atomic functions can be used to prevent the data race. template < class _Tp> class _LIBCPP_TEMPLATE_VIS shared_ptr // 3740 { public: ea app needs to restart
c++11下,std::shared_ptr线程安全的探究 - CSDN博客
WebbIf multiple threads of execution access the same std::shared_ptr object without synchronization and any of those accesses uses a non-const member function of shared_ptr then a data race will occur unless all such access is performed through these functions, which are overloads of the corresponding atomic access functions … WebbA shared_ptr can share ownership of an object while storing a pointer to another object. This feature can be used to point to member objects while owning the object they belong to. The stored pointer is the one accessed by get (), … Webb29 dec. 2024 · If multiple threads of execution access the same std::shared_ptr object without synchronization and any of those accesses uses a non-const member function … cs:go - liga gamers club serie a december