Invalid opcode in PHP 8.1

[vjik]

PHP 8.1.32 (cli) (built: Jun 10 2025 23:35:16) (NTS)
Copyright (c) The PHP Group
Zend Engine v4.1.32, Copyright (c) Zend Technologies
    with Zend OPcache v8.1.32, Copyright (c), by Zend Technologies

Test: Typhoon\Reflection\Internal\PhpDoc\PhpDocTypeReflectorTest::testValidTypes with data set "key-of<array>"

Fatal error: Invalid opcode 196/8/1. in /projects/typhoon/typhoon/src/Reflection/Internal/PhpDoc/PhpDocTypeReflector.php on line 178