#include <iostream>                                                                                                                                                                                        
 
 class SimpleMemoryPool{                                                                                                                                                                                    
 };                                                                                                                                                                                                         
 
 void* operator new(size_t n, SimpleMemoryPool* pool)                                                                                                                                                       
 {                                                                                                                                                                                                          
     std::cout << __func__ << std::endl;                                                                                                                                                                    
     void *tmp = ::operator new(n);                                                                                                                                                                         
     return tmp;                                                                                                                                                                                            
 }                                                                                                                                                                                                          
 
 void* operator new[](size_t n , SimpleMemoryPool* pool)                                                                                                                                                    
 {                                                                                                                                                                                                          
     std::cout << __func__ << std::endl;                                                                                                                                                                    
     void *tmp = ::operator new(n);                                                                                                                                                                         
     return tmp;                                                                                                                                                                                            
 }                                                                                                                                                                                                          
 
 int main()                                                                                                                                                                                                 
 {                                                                                                                                                                                                          
     SimpleMemoryPool *m_Pool;                                                                                                                                                                              
     float *signalGen = new (m_Pool) float[100];                                                                                                                                                            
     SimpleMemoryPool *p = new (m_Pool) SimpleMemoryPool();                                                                                                                                                 
     delete[] signalGen;                                                                                                                                                                                    
     delete p;                                                                                                                                                                                              
 }      

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