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Message: [QUOTE="Alex Vinokur, post: 5028106"] Hi, Different behavior overloaded global and local operator delete. We can see see that overloaded global operator delete(void *i_p, std::size_t i_size) is not recognized. Any suggestions. Thanks // =========================================== // File foo.cpp #include <memory> #include <iostream> #define SHOW_FUNC std::cout << "Line-" << __LINE__ << ": " << __PRETTY_FUNCTION__ << std::endl // --------------------------------- // Global new & delete // --------------------------------- void* operator new(std::size_t i_size) { SHOW_FUNC; void* p = malloc(i_size); // Do something return p; } void* operator new[] (std::size_t i_size) { SHOW_FUNC; void* p = malloc(i_size); // Do something return p; } void operator delete(void *i_p, std::size_t i_size) { SHOW_FUNC; // Do something free(i_p); } void operator delete[](void *i_p, std::size_t i_size) { SHOW_FUNC; // Do something free(i_p); } // --------------------------------- struct Foo { void* operator new(std::size_t i_size) { SHOW_FUNC; void* p = malloc(i_size); // Do something return p; } void* operator new[] (std::size_t i_size) { SHOW_FUNC; void* p = malloc(i_size); // Do something return p; } void operator delete(void *i_p, std::size_t i_size) { SHOW_FUNC; // Do something free(i_p); } void operator delete[](void *i_p, std::size_t i_size) { SHOW_FUNC; // Do something free(i_p); } }; // ==================== int main() { Foo* p1 = new Foo; delete p1; Foo* p2 = new Foo[2]; delete [] p2; Foo* p3 = ::new Foo; ::delete p3; Foo* p4 = ::new Foo[2]; ::delete [] p4; return 0; } // =========================================== Linux gcc version 4.1.2 20080704 (Red Hat 4.1.2-52) // No errors Output Line-49: static void* Foo::operator new(size_t) Line-67: static void Foo::operator delete(void*, size_t) Line-57: static void* Foo::operator new [](size_t) Line-76: static void Foo::operator delete [](void*, size_t) Line-11: void* operator new(size_t) // Not printed -> Line-29: void operator delete(void*, size_t) Line-19: void* operator new [](size_t) // Not printed -> Line-38: void operator delete [](void*, size_t) [/QUOTE]

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