1--TEST-- 2Bug #79441 Segfault in mb_chr() if internal encoding is unsupported 3--EXTENSIONS-- 4mbstring 5--FILE-- 6<?php 7 8mb_internal_encoding("utf-7"); 9try { 10 mb_chr(0xd800); 11} catch (\ValueError $e) { 12 echo $e->getMessage() . \PHP_EOL; 13} 14 15?> 16--EXPECT-- 17mb_chr() does not support the "UTF-7" encoding 18