#include <list>
#include <iostream>

struct A
{
  A(int i) : I(i) {}
  ~A() { std::cout << I << std::endl; }
  int I;
};

int main()
{
  std::list<A> l;
  l.push_back(A(1));
  l.push_back(A(2));
  l.push_back(A(3));

  std::cout << "clearing list" << std::endl;
  l.clear();
}