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-rw-r--r--sql/item_cmpfunc.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/sql/item_cmpfunc.h b/sql/item_cmpfunc.h
index 45a0976fae1..f047440a244 100644
--- a/sql/item_cmpfunc.h
+++ b/sql/item_cmpfunc.h
@@ -244,7 +244,7 @@ public:
Item_in_optimizer(Item *a, Item_in_subselect *b):
Item_bool_func(a, my_reinterpret_cast(Item *)(b)), cache(0), expr_cache(0),
save_cache(0), result_for_null_param(UNKNOWN)
- {}
+ { with_subselect= true; }
bool fix_fields(THD *, Item **);
bool fix_left(THD *thd, Item **ref);
table_map not_null_tables() const { return 0; }