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MDEV-35510 ASAN build crashes during bootstrap

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Avoid ASAN failure by collecting statistics from Result objects
before cleaning them up.  In related single-table cases, statistics
are maintained directly by the single-table update and delete
functions.
This commit is contained in:
Dave Gosselin
2025-02-03 10:42:16 -05:00
committed by Dave Gosselin
parent 6cff704e57
commit d3c9a2ee21
6 changed files with 64 additions and 30 deletions
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9
sql/sql_update.cc
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@@ -366,7 +366,7 @@ bool Sql_cmd_update::update_single_table(THD *thd)
ha_rows dup_key_found;
bool need_sort= TRUE;
bool reverse= FALSE;
ha_rows updated, updated_or_same, found;
ha_rows updated_or_same;
key_map old_covering_keys;
TABLE *table;
SQL_SELECT *select= NULL;
@@ -3140,6 +3140,13 @@ bool Sql_cmd_update::execute_inner(THD *thd)
if (result)
{
/* In single table case, this->updated set by update_single_table */
if (res && multitable)
{
found= ((multi_update*)get_result())->num_found();
updated= ((multi_update*)get_result())->num_updated();
}
res= false;
delete result;
}