[perl #22375] 'split'/'index' problem for utf8

Closing this, since we can't reproduce it. If someone is able to
reproduce it, feel free to reopen this ticket.

-doy

• [perl #22375] 'split'/'index' problem for utf8 by Jesse Luehrs via RT
• Re: [perl #22375] 'split'/'index' problem for utf8 by Nicholas Clark
• [perl #22375] 'split'/'index' problem for utf8 by Father Chrysostomos via RT
• [perl #22375] 'split'/'index' problem for utf8 by Jesse Luehrs via RT