1--TEST-- 2Bug #73792 (invalid foreach loop hangs script) 3--FILE-- 4<?php 5$a = 'aaa'; 6 7foreach ($a['2bbb'] as &$value) { 8 echo 'loop'; 9} 10 11unset($value); 12echo 'done'; 13?> 14--EXPECTF-- 15Warning: Illegal string offset "2bbb" in %s on line %d 16 17Fatal error: Uncaught Error: Cannot iterate on string offsets by reference in %sbug73792.php:4 18Stack trace: 19#0 {main} 20 thrown in %sbug73792.php on line 4 21