08-shared_ptr2_bad.cpp 545 Bytes
#include <memory>
#include <iostream>

class Example
{
  public:
  int val;
  std::shared_ptr<Example> ptr;

  Example() : val(0)
  {
    std::cout << "Example::Example()" << std::endl;
  }

  Example(int a): val(a)
  {
    std::cout << "Example::Example(" << a << ")" << std::endl;
  }

  ~Example()
  {
    std::cout << "Example::~Example()" << std::endl;
  }

};


int main()
{
  std::shared_ptr<Example> p1 = std::make_shared<Example>();
  std::shared_ptr<Example> p2 = std::make_shared<Example>();
  p1->ptr=p2;
  p2->ptr=p1;
  return 0;
}