From: Juanma Barranquero <lekktu@gmail.com>
Date: Sat, 16 Dec 2006 20:38:14 +0000 (+0000)
Subject: (Ftry_completion): Check that obarray buckets are symbols.
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(Ftry_completion): Check that obarray buckets are symbols.
---

diff --git a/src/minibuf.c b/src/minibuf.c
index c2df83253fd..ab95b5f0a46 100644
--- a/src/minibuf.c
+++ b/src/minibuf.c
@@ -1311,6 +1311,8 @@ is used to further constrain the set of candidates.  */)
 	{
 	  if (!EQ (bucket, zero))
 	    {
+	      if (!SYMBOLP (bucket))
+		error ("Bad data in guts of obarray");
 	      elt = bucket;
 	      eltstring = elt;
 	      if (XSYMBOL (bucket)->next)