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-rw-r--r--mysql-test/t/multi_update.test12
1 files changed, 12 insertions, 0 deletions
diff --git a/mysql-test/t/multi_update.test b/mysql-test/t/multi_update.test
index ebf6a6219fc..b32a329f827 100644
--- a/mysql-test/t/multi_update.test
+++ b/mysql-test/t/multi_update.test
@@ -641,5 +641,17 @@ drop table t1, t2, t3;
# Add further tests from here
#
+--echo #
+--echo # Bug#49534: multitable IGNORE update with sql_safe_updates error
+--echo # causes debug assertion
+--echo #
+CREATE TABLE t1( a INT, KEY( a ) );
+INSERT INTO t1 VALUES (1), (2), (3);
+SET SESSION sql_safe_updates = 1;
+--echo # Must not cause failed assertion
+--error ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE
+UPDATE IGNORE t1, t1 t1a SET t1.a = 1 WHERE t1a.a = 1;
+DROP TABLE t1;
+
--echo end of tests