Merge mysql.com:/home/psergey/tmp_merge2

into  mysql.com:/home/psergey/mysql-5.1-merge6


mysql-test/r/rpl_user_variables.result:
  Auto merged
mysql-test/t/having.test:
  Auto merged
mysql-test/t/rpl_user_variables.test:
  Auto merged
sql/item_func.cc:
  Auto merged
sql/sql_lex.cc:
  Auto merged
sql/sql_lex.h:
  Auto merged
sql/sql_prepare.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged

sql/sql_prepare.cc

@@ -2087,19 +2087,20 @@ void reinit_stmt_before_use(THD *thd, LEX *lex)
       sl->exclude_from_table_unique_test= FALSE;
 
       /*
-        Copy WHERE, HAVING clause pointers to avoid damaging them by optimisation
+        Copy WHERE, HAVING clause pointers to avoid damaging them
+        by optimisation
       */
-     if (sl->prep_where)
-     {
-       sl->where= sl->prep_where->copy_andor_structure(thd);
-       sl->where->cleanup();
-     }
-     if (sl->prep_having)
-     {
-       sl->having= sl->prep_having->copy_andor_structure(thd);
-       sl->having->cleanup();
-     }
-     DBUG_ASSERT(sl->join == 0);
+      if (sl->prep_where)
+      {
+        sl->where= sl->prep_where->copy_andor_structure(thd);
+        sl->where->cleanup();
+      }
+      if (sl->prep_having)
+      {
+        sl->having= sl->prep_having->copy_andor_structure(thd);
+        sl->having->cleanup();
+      }
+      DBUG_ASSERT(sl->join == 0);
       ORDER *order;
       /* Fix GROUP list */
       for (order= (ORDER *)sl->group_list.first; order; order= order->next)