void * operator new(size_t size,const char* file/*=__FILE__*/,int line/*=__LINE__*/);
{
cout<<"new size :"<<size<<endl;
cout<<file<<" "<<line<<endl;
void * p=malloc(size);
return p;
}
#define new new(__FILE__,__LINE__)
int main()
{
int* p= new int ;// new (__FILE__，__LINE__) int;
}