Re: Questionable code in handling of wordend in the regexp engine in regex-emacs.c

[Eli Zaretskii]

> Date: Fri, 1 Mar 2019 14:14:48 +0000
> From: Alan Mackenzie <address@hidden>
> Cc: address@hidden, address@hidden
> 
> > buf_bytepos_to_charpos is not supposed to be called when the byte
> > position is in the middle of a multibyte sequence.  We have the
> > CHAR_HEAD_P, BYTES_BY_CHAR_HEAD, and related macros for that.
> 
> Thanks, I didn't know that.  Maybe we should put an assert into the code,
> like Stefan suggested.

We could try.