1--TEST-- 2Bug #74376 (Invalid free of persistent results on error/connection loss) 3--EXTENSIONS-- 4pdo 5pdo_mysql 6--SKIPIF-- 7<?php 8require_once(__DIR__ . DIRECTORY_SEPARATOR . 'mysql_pdo_test.inc'); 9MySQLPDOTest::skip(); 10?> 11--FILE-- 12<?php 13require_once(__DIR__ . DIRECTORY_SEPARATOR . 'mysql_pdo_test.inc'); 14 15$attr = getenv('PDOTEST_ATTR'); 16$attr = $attr ? unserialize($attr) : []; 17$attr[PDO::ATTR_PERSISTENT] = true; 18$attr[PDO::ATTR_EMULATE_PREPARES] = false; 19 20putenv('PDOTEST_ATTR=' . serialize($attr)); 21 22$db = MySQLPDOTest::factory(); 23$stmt = $db->query("select (select 1 union select 2)"); 24 25print "ok"; 26?> 27--EXPECTF-- 28 29Warning: PDO::query(): SQLSTATE[21000]: Cardinality violation: 1242 Subquery returns more than 1 row in %s on line %d 30ok 31