[Bug c++/78011] Compiler error when initializing a member of template type where the second template argument is a typedef

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78011

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
There is most likely a dup about this bug.  (Oh and a C++ defect report; the
comma is confusing things).