WebApr 5, 2024 · In fact rdi points to the control block // of the temp shared_ptr. 01243 test rdi,rdi // skip lock destruction if lock never acquired 01246 je weakPtrFunction+0C1h (01271h) // ok now we're going to do the usual downcount operations // esi has -1 in it so we're adding -1 like usual. 01248 mov eax,esi 0124A lock xadd dword ptr [rdi+8],eax … Web這個想法是可以使用std::shared mutex ，但在同一線程調用用於獨占訪問的std::shared mutex::lock 情況下保護死鎖。 例如： f 會鎖定，因為 std::shared mutex 不能遞歸調用 …
Difference between Shared Lock and Exclusive Lock
WebApr 9, 2024 · 前情提要 ：YKIKO：纯C++实现QT信号槽原理剖析在前面的代码中，我们已经实现QT信号槽的DirectConnection模式，这意味着我们已经做好了足够的铺垫，来进行 … WebReturns a shared_ptr with the information preserved by the weak_ptr object if it is not expired. If the weak_ptr object has expired (including if it is empty), the function returns … in a food chain arrows point to who is eating
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WebDec 16, 2024 · Load the value of the variable “ a ” into the CPU register. Add 1 to the value in the register. Write the value of the register back into the variable “ a ”. For non-atomic int a, if initially a=0; and 2 threads … WebApr 9, 2024 · 前情提要 ：YKIKO：纯C++实现QT信号槽原理剖析在前面的代码中，我们已经实现QT信号槽的DirectConnection模式，这意味着我们已经做好了足够的铺垫，来进行最后的进攻，如果你要说QT信号槽的灵魂是什么，那我想毫无… WebAccepted answer. As pointed out by various commentators, who have read the implementation code of the C++ standard library: Yes, the use of a std::shared_mutex … in a follow up