Re: Slightly less trivial clean-up patch for stl_tree

[Paolo Carlini <pcarlini at suse dot de>]

Gawain Bolton wrote:

> You're implying that the linker sees objects produced from different 
> versions of GCC.  It's not realistic to maintain arbitrary object 
> level compatibility across different versions of the compiler, and I 
> would hope that libraries contain all template instatiations so that 
> this type of internal change is not a problem for third party libraries.

Maybe not realistic according to your personal judgment, but we are 
striving to maintain it, with rather good results so far.

> In this particular case the problem could be circumvented by renaming 
> _M_insert_equal() and _M_insert_unique() and changing stl_map.h, 
> stl_multimap.h, stl_set.h and stl_mutlset.h to use the new function.  
> Since I will certainly not provide such a horrid patch,

again, horrid accordind to your personal taste. Of course, a more 
elegant solution is welcome, and I will work on it, in case.

> I have, nor could find, any info on the v7-branch.

Strange, the branch is correctly mentioned in:

   http://gcc.gnu.org/svn.html

Anyway, ABI breaking changes go there and regular contributors know 
about it.

Thanks,
Paolo.