Bug #75089 [Ver->Csd]: preg_grep() is not reporting PREG_BAD_UTF8_ERROR after first input string

Edit report at https://bugs.php.net/bug.php?id=75089&edit=1 ID: 75089 Updated by: dmitry@php.net Reported by: david at grudl dot com Summary: preg_grep() is not reporting PREG_BAD_UTF8_ERROR after first input string -Status: Verified +Status: Closed Type: Bug Package: PCRE related PHP Version: 7.2.0beta3 Assigned To: dmitry Block user comment: N Private report: N New Comment: Automatic comment on behalf of dmitry@zend.com Revision: http://git.php.net/?p=php-src.git;a=commit;h=ef90e37bd15db5ecea57e03ad72a53acd844b706 Log: Fixed bug #75089 (preg_grep() is not reporting PREG_BAD_UTF8_ERROR after first input string) Previous Comments: ------------------------------------------------------------------------ [2017-08-18 08:37:33] requinix@php.net Note that it does work when the string is the first in the list. https://github.com/php/php-src/commit/8dc6b41011c59d7df2b9227e4dbd67f242372ba8 https://github.com/php/php-src/blob/php-7.2.0beta3/ext/pcre/php_pcre.c#L2595 + /* the string was already proved to be valid UTF-8 */ + no_utf_check = PCRE_NO_UTF8_CHECK; That should not be in there. ------------------------------------------------------------------------ [2017-08-18 07:56:24] david at grudl dot com Description: ------------ preg_grep() is not reporting PREG_BAD_UTF8_ERROR test script: https://3v4l.org/3aY3r Test script: --------------- <?php preg_grep('#\d#u', ['a', "1\xFF", 'c']); // array contains invalid utf-8 string var_dump(preg_last_error()); // returns PREG_BAD_UTF8_ERROR in PHP < 7.2 and 0 in PREG_NO_ERROR in PHP 7.2 Expected result: ---------------- PREG_BAD_UTF8_ERROR Actual result: -------------- PREG_NO_ERROR ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=75089&edit=1