[Perl/perl5] bcfbc7: locale.c: is_locale_utf8(): C locale cant beUTF-8

  Branch: refs/heads/blead
  Home:   https://github.com/Perl/perl5
  Commit: bcfbc752d2ef2b19d6d8270af90951afc8ab52e0
      https://github.com/Perl/perl5/commit/bcfbc752d2ef2b19d6d8270af90951afc8ab52e0
  Author: Karl Williamson <khw@cpan.org>
  Date:   2023-12-10 (Sun, 10 Dec 2023)

  Changed paths:
    M locale.c

  Log Message:
  -----------
  locale.c: is_locale_utf8(): C locale cant be UTF-8

This adds a quick check to rule out "C" and "POSIX" as being possible UTF-8 locales. This shortcuts the more expensive checking needed for non-trivial cases.

• [Perl/perl5] bcfbc7: locale.c: is_locale_utf8(): C locale cant beUTF-8 by Karl Williamson via perl5-changes