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--TEST--
Bug #74376 (Invalid free of persistent results on error/connection loss)
--EXTENSIONS--
pdo_mysql
--SKIPIF--
<?php
require_once __DIR__ . '/inc/mysql_pdo_test.inc';
MySQLPDOTest::skip();
?>
--FILE--
<?php
require_once __DIR__ . '/inc/mysql_pdo_test.inc';
$attr = PDO_MYSQL_TEST_ATTR;
$attr = $attr ? unserialize($attr) : [];
$attr[PDO::ATTR_PERSISTENT] = true;
$attr[PDO::ATTR_EMULATE_PREPARES] = false;
$db = MySQLPDOTest::factoryWithAttr($attr);
$stmt = $db->query("SELECT (SELECT 1 UNION SELECT 2)");
print "ok";
?>
--EXPECTF--
Warning: PDO::query(): SQLSTATE[21000]: Cardinality violation: 1242 Subquery returns more than 1 row in %s on line %d
ok
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