https://bugs.exim.org/show_bug.cgi?id=2625
--- Comment #5 from Zoltan Herczeg <hzmes...@freemail.hu> --- I feel this is a non trivial change, and it can be easy done on pattern level. The issue here is caseless, and you can temporarily disable it: (?-i:[\x{00FF}-\x{FFEE}]) Or use an assertion on which separates ascii from the rest. -- You are receiving this mail because: You are on the CC list for the bug. -- ## List details at https://lists.exim.org/mailman/listinfo/pcre-dev