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| author | Oleksandr Byelkin <sanja@mariadb.com> | 2018-03-21 12:13:37 +0100 |
|---|---|---|
| committer | Oleksandr Byelkin <sanja@mariadb.com> | 2018-03-21 19:47:42 +0100 |
| commit | f3994b74327eef37fa6010368f7f8db044cf70f8 (patch) | |
| tree | 119fadc19e3476a13cc9df65ede9fd0f446861ba /sql/sql_class.cc | |
| parent | 2dd4e50d5f74451a5f6bf56d1a36bafffcca878c (diff) | |
| download | mariadb-git-f3994b74327eef37fa6010368f7f8db044cf70f8.tar.gz | |
MDEV-15492: Subquery crash similar to MDEV-10050
Detection of first execution of PS fixed.
More debug info.
Diffstat (limited to 'sql/sql_class.cc')
| -rw-r--r-- | sql/sql_class.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sql/sql_class.cc b/sql/sql_class.cc index c88c13b9524..ff06b7fb3dc 100644 --- a/sql/sql_class.cc +++ b/sql/sql_class.cc @@ -2252,15 +2252,19 @@ void THD::check_and_register_item_tree_change(Item **place, Item **new_value, void THD::rollback_item_tree_changes() { + DBUG_ENTER("THD::rollback_item_tree_changes"); I_List_iterator<Item_change_record> it(change_list); Item_change_record *change; while ((change= it++)) { + DBUG_PRINT("info", ("Rollback: %p (%p) <- %p", + *change->place, change->place, change->old_value)); *change->place= change->old_value; } /* We can forget about changes memory: it's allocated in runtime memroot */ change_list.empty(); + DBUG_VOID_RETURN; } |