1--TEST-- 2NaN handling: 001 3--INI-- 4opcache.enable=1 5opcache.enable_cli=1 6opcache.file_update_protection=0 7opcache.protect_memory=1 8--FILE-- 9<?php 10$b = NAN; 11for ($i = 0; $i < 3; $i++) { 12 if ($b) { echo "nan is true\n"; } 13 else { echo "nan is false\n"; } 14} 15?> 16--EXPECT-- 17nan is true 18nan is true 19nan is true 20