fixed subquery with PS (BUG#2462)

fixed UNION preparation

1 files changed, 4 insertions, 0 deletions

diff --git a/sql/item_sum.cc b/sql/item_sum.cc
index e01f9db3463..87e8b124d4b 100644
--- a/sql/item_sum.cc
+++ b/sql/item_sum.cc
@@ -1084,6 +1084,7 @@ int dump_leaf(byte* key, uint32 count __attribute__((unused)),
 
 void Item_sum_count_distinct::cleanup()
 {
+  DBUG_ENTER("Item_sum_count_distinct::cleanup");
   Item_sum_int::cleanup();
   /*
     Free table and tree if they belong to this item (if item have not pointer
@@ -1099,6 +1100,7 @@ void Item_sum_count_distinct::cleanup()
     table= 0;
     use_tree= 0;
   }
+  DBUG_VOID_RETURN;
 }
 
 bool Item_sum_count_distinct::fix_fields(THD *thd, TABLE_LIST *tables,
@@ -1666,6 +1668,7 @@ Item_func_group_concat::Item_func_group_concat(bool is_distinct,
 
 void Item_func_group_concat::cleanup()
 {
+  DBUG_ENTER("Item_func_group_concat::cleanup");
   /*
     Free table and tree if they belong to this item (if item have not pointer
     to original item from which was made copy => it own its objects )
@@ -1679,6 +1682,7 @@ void Item_func_group_concat::cleanup()
     if (tree_mode)
       delete_tree(tree); 
   }
+  DBUG_VOID_RETURN;
 }
 
 Item_func_group_concat::~Item_func_group_concat()