1--TEST-- 2Bug #76249 (stream filter convert.iconv leads to infinite loop on invalid sequence) 3--SKIPIF-- 4<?php extension_loaded('iconv') or die('skip iconv extension is not available'); ?> 5--FILE-- 6<?php 7$fh = fopen('php://memory', 'rw'); 8fwrite($fh, "abc"); 9rewind($fh); 10if (false === @stream_filter_append($fh, 'convert.iconv.ucs-2/utf8//IGNORE', STREAM_FILTER_READ, [])) { 11 stream_filter_append($fh, 'convert.iconv.ucs-2/utf-8//IGNORE', STREAM_FILTER_READ, []); 12} 13$a = stream_get_contents($fh); 14var_dump(strlen($a)); 15?> 16DONE 17--EXPECTF-- 18Warning: stream_get_contents(): iconv stream filter ("ucs-2"=>"utf%A8//IGNORE"): invalid multibyte sequence in %sbug76249.php on line %d 19int(3) 20DONE 21