csu3_am335x/EVSE/GPL/php-8.1.12/ext/mbstring/tests/bug79441.phpt

--TEST--
Bug #79441 Segfault in mb_chr() if internal encoding is unsupported
--EXTENSIONS--
mbstring
--FILE--
<?php

mb_internal_encoding("utf-7");
try {
    mb_chr(0xd800);
} catch (\ValueError $e) {
    echo $e->getMessage() . \PHP_EOL;
}

?>
--EXPECT--
mb_chr() does not support the "UTF-7" encoding