--TEST-- APC: store array of references --SKIPIF-- <?php require_once(dirname(__FILE__) . '/skipif.inc'); ?> --INI-- apc.enabled=1 apc.enable_cli=1 apc.serializer=php --FILE-- <?php $_items = [ 'key1' => 'value1', 'key2' => 'value2', ]; $items = []; foreach($_items as $k => $v) { $items["prefix_$k"] = &$v; } var_dump(apcu_store($items)); ?> ===DONE=== --EXPECT-- array(0) { } ===DONE===