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[Octave-bug-tracker] [bug #57064] Severe slowdown of regexp matching

From: Markus Mützel
Subject: [Octave-bug-tracker] [bug #57064] Severe slowdown of regexp matching
Date: Thu, 17 Oct 2019 10:33:34 -0400 (EDT)
User-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:70.0) Gecko/20100101 Firefox/70.0

Follow-up Comment #10, bug #57064 (project octave):

AFAICT, strmblen calculates the number of bytes used for encoding the
character starting at position c.
But u8_check [1] looks promising and doesn't seem to be very costly.

[1]: https://www.gnu.org/software/gnulib/MODULES.html#module=unistr/u8-check


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