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Re: overlay-start > overlay-end

From: Richard Stallman
Subject: Re: overlay-start > overlay-end
Date: Mon, 22 Mar 2004 22:04:55 -0500 
        (make-overlay (point) (point) (current-buffer) t)
        (insert ?x)
        (overlay-lists)))
    => ((#<overlay from 2 to 1 in *scratch*>))

Cute.

    +  /* Canonicalize the order of start and end. */
    +  if (tail)
    +    {

This fixes just one overlay.  What if there are several
such overlays?  I think it is necessary to have a loop
here, to fix as many broken overlays as there may be.
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