Function operator delete

base_code/new_delete.cpp:15–19

delete p; 调用 p 指向对象的析构函数、再调用 operator delete 释放内存空间

// delete p; 调用 p 指向对象的析构函数、再调用 operator delete 释放内存空间
void operator delete(void *ptr) _NOEXCEPT
{
    cout << "operator delete addr:" << ptr << endl;
    free(ptr);
}

void* operator new[](size_t size)
{