vtable2.c

用于进行gcc测试

// Use a small template instantiation depth to speed up testing 
// { dg-options "-ftemplate-depth-5" }
// { dg-do compile }

// Origin: [e-mail]
//	   Nathanael Nerode <[e-mail]>
//	   Wolfgang Bangerth <[e-mail]>

// PR c++/6749: Infinite loop generating vtable.

template <class T> struct inner {};

template <class T> struct parent {
  virtual void f()			// { dg-error "instantiation depth" }
    { parent<inner<T> > p; };
};

template struct parent<int>;