[Bug c++/13590] [DR39] Non-existing ambiguity when inheriting through virtuals two identical using declarations.

[paolo.carlini at oracle dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=13590

--- Comment #22 from Paolo Carlini <paolo.carlini at oracle dot com> ---
Not sure if Fabien is actively working on this..