From d5013ab50f6513536f87b664a3d9202b92483103 Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Sat, 20 Nov 2004 17:59:31 +0000
Subject: [PATCH] =?UTF-8?q?Fix=20one=20more=20place=20where=20we=20were=20?=
 =?UTF-8?q?expecting=20lcons()=20to=20be=20nondestructive=20to=20the=20ori?=
 =?UTF-8?q?ginal=20List;=20per=20report=20from=20Sebastian=20B=C3=8Eck.=20?=
 =?UTF-8?q?=20I=20think=20this=20is=20the=20last=20such=20bug=20---=20I=20?=
 =?UTF-8?q?examined=20every=20lcons()=20call=20in=20the=20backend=20and=20?=
 =?UTF-8?q?the=20rest=20seem=20OK=20---=20but=20it's=20nervous-making=20th?=
 =?UTF-8?q?at=20we're=20still=20finding=20'em=20so=20many=20months=20after?=
 =?UTF-8?q?=20the=20List=20rewrite=20went=20in.?=
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---
 src/backend/rewrite/rewriteHandler.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/backend/rewrite/rewriteHandler.c b/src/backend/rewrite/rewriteHandler.c
index c901fb30e13..3160b7d9d9e 100644
--- a/src/backend/rewrite/rewriteHandler.c
+++ b/src/backend/rewrite/rewriteHandler.c
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/rewrite/rewriteHandler.c,v 1.145 2004/11/06 17:46:35 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/backend/rewrite/rewriteHandler.c,v 1.146 2004/11/20 17:59:31 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -1267,6 +1267,8 @@ RewriteQuery(Query *parsetree, List *rewrite_events)
 					newstuff = RewriteQuery(pt, rewrite_events);
 					rewritten = list_concat(rewritten, newstuff);
 				}
+
+				rewrite_events = list_delete_first(rewrite_events);
 			}
 		}
 
-- 
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