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From: "redi at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug libstdc++/112607] <format>: _Normalize does not consider
 char_type for the basic_string_view case
Date: Sat, 18 Nov 2023 18:20:38 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D112607

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
The standard tries quite hard to avoid this kind of specialization:

https://eel.is/c++draft/format.formatter.spec#note-1

But I suppose you can contrive this kind of custom formatter, or the invers=
e,
i.e. std::formatter<std::basic_string<char, mytraits>, wchar_t>=