From 90ecf4eba33692e76a83a57be2bc061199a72912 Mon Sep 17 00:00:00 2001
From: Tor Didriksen <tor.didriksen@oracle.com>
Date: Mon, 9 Sep 2013 12:43:08 +0200
Subject: [PATCH] Bug#16870783 RECENT REGRESSION: CRASH WITH GROUP_CONCAT AND
 INVALID SEPARATOR

Add missing initialization in lex_start()
---
 sql/sql_lex.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sql/sql_lex.cc b/sql/sql_lex.cc
index bc313ed0486..9113f31c76c 100644
--- a/sql/sql_lex.cc
+++ b/sql/sql_lex.cc
@@ -411,6 +411,7 @@ void lex_start(THD *thd)
   lex->select_lex.ftfunc_list= &lex->select_lex.ftfunc_list_alloc;
   lex->select_lex.group_list.empty();
   lex->select_lex.order_list.empty();
+  lex->select_lex.gorder_list.empty();
   lex->duplicates= DUP_ERROR;
   lex->ignore= 0;
   lex->spname= NULL;