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-rw-r--r--mysql-test/main/create.test7
1 files changed, 7 insertions, 0 deletions
diff --git a/mysql-test/main/create.test b/mysql-test/main/create.test
index 4bf6ce99504..8f7b06f5281 100644
--- a/mysql-test/main/create.test
+++ b/mysql-test/main/create.test
@@ -1864,3 +1864,10 @@ create table t1;
#
create table t1 (i int, j int, key(i), key(i)) as select 1 as i, 2 as j;
drop table t1;
+
+#
+# MDEV-17544 No warning when trying to name a primary key constraint.
+#
+CREATE TABLE t1 ( id1 INT, id2 INT, CONSTRAINT `foo` PRIMARY KEY (id1), CONSTRAINT `bar` UNIQUE KEY(id2));
+DROP TABLE t1;
+