Don't return a Charbpos before visible region, start_with_line_at_pixpos() src/ChangeLog addition: 2014-01-21 Aidan Kehoe <kehoea@parhasard.net> * redisplay.c (start_with_line_at_pixpos): Apply Julian Bradfield's change of slrnlc7tnv.l3h.jcb@home.stevens-bradfield.com , never returning a Charbpos before the visible region. Thank you Julian!

#!/bin/sh
if
test -r $2
then
if
cmp $1 $2 > /dev/null
then
echo $2 is unchanged
rm -f $1
else
mv -f $1 $2
fi
else
mv -f $1 $2
fi