[Bug c++/104343] Too many arguments error reported for a variadic-argument function if std::endl is passed

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104343

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Your code is invalid. std::endl is an overloaded function, so you can't pass it
as an argument like that. The template argument cannot be deduced.

GCC's error could be improved though.