1--TEST-- 2Bug #76711 OPcache enabled triggers false-positive "Illegal string offset" 3--INI-- 4opcache.enable=1 5opcache.enable_cli=1 6opcache.optimization_level=-1 7--EXTENSIONS-- 8opcache 9--FILE-- 10<?php 11function test($foo) { 12 var_dump(0); 13 var_dump($foo[0]); 14} 15test("str"); 16?> 17--EXPECT-- 18int(0) 19string(1) "s" 20