Re: Is it legal to use class as a parameter of template declared inside that class?

From:
=?UTF-8?Q?Nikola_Smiljani=C4=87?= <popizdeh@gmail.com>
Newsgroups:
comp.lang.c++.moderated
Date:
Sat, 21 Feb 2009 16:08:46 CST
Message-ID:
<77c00908-53c7-4e1a-a191-1fed6af1e18b@v42g2000yqj.googlegroups.com>
On Feb 21, 4:49 pm, Max Zinal <MaxZi...@yandex.ru> wrote:

On 21 ???, 02:08, Marek Vondrak <marek.vond...@gmail.com> wrote:

below, which is also is not guaranteed to work:
class Test { typedef std::list< Test >::iterator Iterator; };


This is the exact root of the problem. Current Boost's date_time
library uses the following code snippet:

template<typename charT>
struct string_parse_tree {
   ...
   typedef std::multimap<charT, string_parse_tree > ptree_coll;
   ...
   typedef typename ptree_coll::value_type value_type;
   typedef typename ptree_coll::iterator iterator;
   ...

};

So HP's compiler rejects this code for the reasons you have
mentioned in your post.

However in this case, you can change the code to use "std::auto_ptr<
std::map< char, Test > > items" intead, but that could be annoying.


I understand which workaround should be used.

Thank you for your reply.


{ edits: sig & banner removed. please don't quote extraneous material. -mod }

I asked similar question some time ago and here is what they told me:
http://groups.google.com/group/comp.lang.c++.moderated/browse_thread/thread/730a519e73619418/f1907849fca3db56?lnk=gst&q=nikola#f1907849fca3db56

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