1 files changed, 8 insertions, 3 deletions

diff --git a/src/buffer.c b/src/buffer.c
index a22c6d7dd54..6a1a74ac1ec 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -4163,9 +4163,10 @@ OVERLAY.  */)
 }
 
 
-DEFUN ("overlays-at", Foverlays_at, Soverlays_at, 1, 1, 0,
-       doc: /* Return a list of the overlays that contain the character at POS.  */)
-  (Lisp_Object pos)
+DEFUN ("overlays-at", Foverlays_at, Soverlays_at, 1, 2, 0,
+       doc: /* Return a list of the overlays that contain the character at POS.
+If SORTED is non-nil, then sort them by decreasing priority.  */)
+  (Lisp_Object pos, Lisp_Object sorted)
 {
   ptrdiff_t len, noverlays;
   Lisp_Object *overlay_vec;
@@ -4185,6 +4186,10 @@ DEFUN ("overlays-at", Foverlays_at, Soverlays_at, 1, 1, 0,
   noverlays = overlays_at (XINT (pos), 1, &overlay_vec, &len,
                            NULL, NULL, 0);
 
+  if (!NILP (sorted))
+    noverlays = sort_overlays (overlay_vec, noverlays,
+                               WINDOWP (sorted) ? XWINDOW (sorted) : NULL);
+
   /* Make a list of them all.  */
   result = Flist (noverlays, overlay_vec);