From 72cbaf38a2321864b16b3ab3d18de9553f068461 Mon Sep 17 00:00:00 2001
From: David Aspinall
Date: Tue, 24 Aug 1999 19:19:15 +0000
Subject: Docstring

---
 generic/span-overlay.el | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/generic/span-overlay.el b/generic/span-overlay.el
index 8289bf3d..2b969028 100644
--- a/generic/span-overlay.el
+++ b/generic/span-overlay.el
@@ -210,7 +210,8 @@ For Emacs, we assume that spans don't overlap."
 
 ;; The next two change ordering of list of spans:
 (defsubst set-span-endpoints (span start end)
-  "Set the endpoints of SPAN to START, END."
+  "Set the endpoints of SPAN to START, END.
+Re-attaches SPAN if it was removed from the buffer."
   (remove-span span)
   (move-overlay span start end)
   (add-span span))
-- 
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