1 files changed, 38 insertions, 0 deletions
diff --git a/mysql-test/suite/innodb/t/add_foreign_key.test b/mysql-test/suite/innodb/t/add_foreign_key.test
new file mode 100644
index 00000000..d0febfd6
--- /dev/null
+++ b/mysql-test/suite/innodb/t/add_foreign_key.test
@@ -0,0 +1,38 @@
+--source include/have_innodb.inc
+
+--echo #
+--echo # Bug #19471516 SERVER CRASHES WHEN EXECUTING ALTER TABLE ADD
+--echo # FOREIGN KEY
+--echo #
+
+CREATE TABLE `parent` (`parent_id` INT, PRIMARY KEY (`parent_id`));
+CREATE TABLE `child1` (`id` INT ,`child1_fk1` INT, `child1_fk2` INT,
+PRIMARY KEY (`id`));
+CREATE TABLE `child2` (`id` INT, `child2_fk1` INT, `child2_fk2` INT,
+PRIMARY KEY (`id`));
+CREATE TABLE `child3` (`id` INT , `child3_fk1` INT, PRIMARY KEY (`id`));
+ALTER TABLE `child1` ADD FOREIGN KEY (`child1_fk1`) REFERENCES `parent`
+(`parent_id`);
+ALTER TABLE `child1` ADD FOREIGN KEY (`child1_fk1`) REFERENCES
+`parent` (`parent_id`);
+ALTER TABLE `child1` ADD FOREIGN KEY (`child1_fk2`) REFERENCES `parent`
+(`parent_id`);
+
+ALTER TABLE `child2` ADD FOREIGN KEY (`child2_fk1`) REFERENCES `parent`
+(`parent_id`);
+
+ALTER TABLE `child2` ADD FOREIGN KEY (`child2_fk2`) REFERENCES `parent`
+(`parent_id`);
+
+ALTER TABLE `child3` ADD FOREIGN KEY (`child3_fk1`) REFERENCES `parent`
+(`parent_id`);
+ALTER TABLE `child1` ADD FOREIGN KEY (`child1_fk2`) REFERENCES
+`parent` (`parent_id`);
+ALTER TABLE `child2` ADD FOREIGN KEY (`child2_fk1`) REFERENCES
+`parent` (`parent_id`);
+ALTER TABLE `child2` ADD FOREIGN KEY (`child2_fk2`) REFERENCES
+`parent` (`parent_id`);
+ALTER TABLE `child3` ADD FOREIGN KEY (`child3_fk1`) REFERENCES
+`parent` (`parent_id`);
+
+drop table child3, child2, child1, parent;