[Bug c++/52036] C++11 allows template parameters to have internal linkage

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52036

--- Comment #14 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Jonathan Wakely from comment #13)
> It should work in C++17, but is not the subject of this bug report.

That's now PR 84981.

For this PR, the only remaining bug seems to be comment 8.