19980816

[Robert Krawitz]

This remains from 1.0.3 and other recent snapshots:

% /u2/egcs/bin/g++ -c foo.C
foo.C: In method `void foo<void *>::apply<void *>(void (*)(void *const &, void *), void *)':
foo.C:43:   instantiated from here
foo.C:40: Internal compiler error.
foo.C:40: Please submit a full bug report to `egcs-bugs@cygnus.com'.

----------------------------------------------------------------
template<class T>
class helper0
{
public:
  void apply(void (*appfun)(T&, void *), void*);
  T content_;
};

template<class T>
void helper0<T>::apply(void (*appfun)(T&, void *), void* data)
{
  appfun(content_, data);
}

template<class T>
class helper1
{
public:
  T* operator()(int i) { return contents_[i]; }
private:
  T* contents_[10];
};

template<class T>
class foo
{
public:
  void apply(void (*appfun)(const T&, void *), void *data);
private:
  helper1<helper0<T> > contents_;
};


template<class T>
void
foo<T>::apply(void (*appfun)(const T&, void *), void *data)
{
  int i;
  for (i = 0; i < 10; i++)
    contents_(i)->apply((void (*)(T&, void *))appfun, data);
}

template class foo<void *>;
----------------------------------------------------------------

-- 
Robert Krawitz <rlk@tiac.net>	       http://www.tiac.net/users/rlk/

Tall Clubs International  --  http://www.tall.org/ or 1-888-IM-TALL-2
Member of the League for Programming Freedom -- mail lpf@uunet.uu.net

"Linux doesn't dictate how I work, I dictate how Linux works."
--Eric Crampton