1  // -*- C++ -*-
       2  #pragma GCC system_header
       3  
       4  using size_t = decltype(sizeof(42));
       5  inline void * operator new (size_t, void *p) noexcept { return p; }
       6  
       7  template<typename _Up, typename... _Args>
       8  void
       9  construct1(_Up* __p, _Args... __args)
      10    noexcept(noexcept(::new((void *)__p) _Up(__args...)))
      11  { ::new((void *)__p) _Up(__args...); }
      12  
      13  template<typename _Up, typename... _Args>
      14  void
      15  construct2(_Up* __p, _Args... __args)
      16    noexcept(noexcept(::new((void *)__p) _Up(__args...)))
      17  { ::new((void *)__p) _Up(__args...); }
      18  
      19  class Automatic1 {
      20  public:
      21    Automatic1(size_t bla) : Bla(bla) {};
      22  
      23  private:
      24    size_t Bla;
      25  };