http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60642
Jonathan Wakely <redi at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |diagnostic
Status|UNCONFIRMED |NEW
Last reconfirmed| |2014-03-25
Summary|abi_tag attribute doesn't |Unclear diagnostic with
|work on explicit |invalid use of abi_tag
|specializations of class |attribute on explicit
|templates |instantiation
Ever confirmed|0 |1
--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
That's not a specialization, it's an explicit instantiation, and so you don't
need the tag, it should be simply:
template class test<int>;
The error message could be clearer though, so confirming as a diagnostic bug.