Re: c++/3028: 3.0 Compiler complains about template that used to work under 2.95

["Artem Khodush" <artem@duma.gov.ru>]

The following reply was made to PR c++/3028; it has been noted by GNATS.

From: "Artem Khodush" <artem@duma.gov.ru>
To: <peterson@austin.ibm.com>
Cc: <gcc-gnats@gcc.gnu.org>, <gcc-bugs@gcc.gnu.org>
Subject: Re: c++/3028: 3.0 Compiler complains about template that used to work under 2.95
Date: Fri, 1 Jun 2001 18:58:15 +0400

 > 
 > template<class ALLOC> class IListBase 
 > {
 >  protected:
 >   struct IListNode 
 >   {
 >     IListNode *next;
 >     int datum;
 >   };
 >   
 >   class IListNode *head;
 >   class IListNode *tail;
 >   
 >   int find(int datum);
 > };
 > 
 > template<class ALLOC> int IListBase<ALLOC>::find(int d)
 > {
 >   IListNode<ALLOC> *node;
 >   for(node = head; node != 0; node = node->next)
 >     {
 >       if(node->datum == d)
 > {
 >   return 1;
 > }
 >     }
 >   return 0;
 > }
 > 
 > 
 > >Fix:
 > A workaround seems to be to move the inner node class
 > out of the template list class and make it its own template
 > (but that breaks the protection).
 
 Well, the code works if <ALLOC> after the IListNode is omitted.
 I believe gcc 3.0 is right, IListNode is indeed not a template.