The base template for std::char_traits is deprecated in Xcode 16.4 (after being too hastily removed in 16.3)

[Stephan Bergmann]

On 5/19/25 07:36, Mike Kaganski wrote:
> Note that these would only be non-standard, if any of charT, T, 
> sal_Unicode would happen to be not among "char, wchar_t, char8_t, 
> char16_t, char32_t or a custom character type for which you specialized 
> std::char_traits". For our code, they are always standard.

...and whatever broken uses we would have had should long since been 
fixed anyway (IIRC, mostly in external code, e.g. 
<https://git.libreoffice.org/core/+/d91ab7de467abea6c01c9dd8473f81ac1f29513c%5E%21> 
"external/zxcvbn-c: There is no std::basic_string<int>")