[libcxx-commits] [libcxx] [libc++] Remove deprecated char_traits base template (PR #72694)

[Raul Tambre via libcxx-commits]

tambry wrote:

Just for reference, an example of such breakage: https://github.com/jtv/libpqxx/pull/751

https://github.com/llvm/llvm-project/pull/72694