Is there any progress on the stl abi issues?

Sebastien Bacher seb128 at ubuntu.com
Wed Jul 4 14:43:26 UTC 2012


Le 04/07/2012 16:00, Matthias Klose a écrit :
> wrong. A workaround was applied on 2012-06-23, in 4.7.1-2ubuntu1. The complete
> reversal of the offending patch (with the same effect) is on the gcc-4.7
> branch and will get into quantal with the next merge.
Thanks for that, sorry for the wrong statement but we didn't notice the 
changelog entry for that, it would have been nice to follow up on the 
ubuntu-devel discussion to pointing it ;-)

> Please note that just using gcc-4.6 will help for this particular issue, but
> it's not about a 4.6/4.7 issue, but about mixing c++98 and c++11 code.  The
> c++03/c++11 support in GCC has always been marked as experimental, and still
> is, so you may run into another incompatibility.
>
> There is a discussion going on what can be done about the compatibility, see
> http://gcc.gnu.org/ml/gcc/2012-07/msg00031.html, but for now just be aware
> that this compatibility is not granted.
Right, is there anything in practice we can do to mitigate the potential 
issues (outside of porting back unity code to not use the new standard)?
> if this did work before, then this should be ok. But it's no guarantee 
> that the there are other incompatibilities. The std::list issue is now 
> reverted in 4.7 as well. Matthias 

Thanks!

Sebastien Bacher



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