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Subject: [SG10] Is __cpp_lib_constexpr_char_traits "official"?
From: Jonathan Wakely (cxx_at_[hidden])
Date: 2018-06-15 10:30:59

I don't see it in P0096R5, although
recommended it.

It seems to be useful to know whether you can use
char_traits<char>::length() in a constexpr function, or whether you need to
write your own.

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