[Bug c++/86932] [8 Regression] Empty non-type template parameter pack not considered for SFINAE.

[egallager at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86932

--- Comment #7 from Eric Gallager <egallager at gcc dot gnu.org> ---
(In reply to Jason Merrill from comment #5)
> Fixed on trunk so far.

So... just waiting on a backport to the branch for 8, then?