[Bug libstdc++/96042] Reference type of std::ranges::iota is __int128 with -std=c++2a?!

[rs2740 at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96042

TC <rs2740 at gmail dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |rs2740 at gmail dot com

--- Comment #4 from TC <rs2740 at gmail dot com> ---
Note that https://wg21.link/iterator.concept.winc#10 requires numeric_limits
specializations for integer-class types.