[Bug c++/78894] [7 Regression] [c++17] ICE for std::list template deduction from std:: initializer_list

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78894

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Jonathan Wakely from comment #3)
> But I think the original example is invalid, the initializer-list
> constructor can be deduced.

Oops, I mean *can't* be deduced. I think.