[PATCH] Fix PR libstdc++/13462 std::set's pointer is not right

[Nathan Myers]

On Mon, Dec 22, 2003 at 08:19:06AM -0800, Andrew Pinski wrote:
> The problem is that std::set's pointer is defined based on 
> _Rep_type::const_pointer and not _Rep_type::pointer.
> This patch fixes that and others in libstdc++.
> 
> ChangeLog:
> 	* include/bits/stl_multiset.h (__gnu_norm::multiset::pointer):
> 	Define based on pointer and not const_pointer.
> 	* include/bits/stl_set.h (__gnu_norm::set::pointer): Likewise.
> 	* include/ext/hash_set (__gnu_ext::hash_set::pointer): Likewise.
> 	(__gnu_ext::hash_multiset::pointer): Likewise.

I'm not sure this is right.  The problem is that the elements of a 
std::set<> are supposed to be immutable.  Exposing a non-const pointer 
to the elements breaks that property.

If somebody has already researched the matter and thought this through, 
I apologize for the intrusion.

Nathan Myers
ncm-nospam@cantrip.org