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shared_ptr deleter
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//g++ 4.9.3 #include <iostream> #include <memory> struct Connection { std::shared_ptr<int> ts; }; Connection* generateConnection(int* tss) { Connection* c = new Connection; struct Del { void operator()(int* ptr) const { std::cout << "Deleting ptr" << std::endl; if(ptr) delete [] ptr; } }; c->ts.reset(tss, Del()); return c; } int main() { std::unique_ptr<Connection> con(generateConnection(new int[4]{1,2,3})); }
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Compilation time: 0.42 sec, absolute running time: 0.13 sec, cpu time: 0 sec, memory peak: 3 Mb, absolute service time: 0,57 sec
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Deleting ptr