Re: Display problems with 'before-string in overlay

[Chong Yidong]

"Lennart Borgman (gmail)" <address@hidden> writes:

>>>   if (PT == MATRIX_ROW_END_CHARPOS (row))
>>>     {
>>>       /* If the row ends with a newline from a string, we don't want
>>>          the cursor there, but we still want it at the start of the
>>>          string if the string starts in this row.
>>>          If the row is continued it doesn't end in a newline.  */
>>>       if (CHARPOS (row->end.string_pos) >= 0)
>>>         cursor_row_p = (row->continued_p
>>>                         || PT >= MATRIX_ROW_START_CHARPOS (row));
>>>
>>> Changing this last line to `cursor_row_p = row->continued_p;', as it
>>> was before, eliminates the bug.  I haven't thought about how to fix
>>> this, though.
>>
>> FWIW, I wouldn't touch this so close to the release: if no one noticed
>> this since July 2005, it's hardly a grave bug.
>
>
> How do you know? This just looks so strange so it could well be a
> grave bug.

Its only effect is that if a before-string spans multiple lines then
the cursor ends up being displayed on the end of the first line.  It
does not have any further implications, such as crashing Emacs or
corrupting data.

As for whether or not to change the code, I guess it's up to KFS.