Bug#27799513: POTENTIAL DOUBLE FREE OR CORRUPTION OF HEAP INFO (HP_INFO)

test case

mysql-test/suite/heap/heap_btree.result

@@ -379,3 +379,7 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t1	range	uniq_id	uniq_id	8	NULL	4	Using where
 drop table t1;
 End of 5.3 tests
+create table t1 (id int, a varchar(300) not null, key using btree(a)) engine=heap;
+insert t1 values (1, repeat('a', 300));
+drop table t1;
+End of 5.5 tests

mysql-test/suite/heap/heap_btree.test

@@ -279,3 +279,12 @@ explain select 0+a from t1 where a in (869751,736494,226312,802616);
 drop table t1;
 
 --echo End of 5.3 tests
+
+#
+# Bug#27799513: POTENTIAL DOUBLE FREE OR CORRUPTION OF HEAP INFO (HP_INFO)
+#
+create table t1 (id int, a varchar(300) not null, key using btree(a)) engine=heap;
+insert t1 values (1, repeat('a', 300));
+drop table t1;
+
+--echo End of 5.5 tests