1--TEST-- 2Bug #81631: ::class with dynamic class name may yield wrong line number 3--FILE-- 4<?php 5$a = 0; 6var_dump($b::class); 7?> 8--EXPECTF-- 9Warning: Undefined variable $b in %s on line 3 10 11Fatal error: Uncaught TypeError: Cannot use "::class" on null in %s:3 12Stack trace: 13#0 {main} 14 thrown in %s on line 3 15