[Bug c++/122842] [LWG3946] Compiler error when passing std::ranges::cbegin to a function with std::ranges::const_iterator_t as a template parameter

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122842

--- Comment #6 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Reduced testcase:

#include <iterator>
#include <ranges>
#include <string>

std::string someString;
std::ranges::const_iterator_t<std::string> i = std::ranges::cbegin(someString);