[Bug c++/105841] [12/13 Regression] Change in behavior of CTAD for alias templates

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105841

--- Comment #4 from Jason Merrill <jason at gcc dot gnu.org> ---
(In reply to Mike Spertus from comment #3)
> Thanks for the nudge, Jason. I will shake the bit rot off the POC and try to
> polish it to something mergeable. OK if I ping you if I have questions?

Absolutely!