From ca4903b79b8ea74bc7c5f720afc464c1c57ae8d0 Mon Sep 17 00:00:00 2001
From: Dave Long <dave@longwaveconsulting.com>
Date: Tue, 23 Jul 2024 13:42:34 +0100
Subject: [PATCH] Issue #3463329 by alexpott:
 \Drupal\Core\Extension\ExtensionDiscovery::PHP_FUNCTION_PATTERN is
 out-of-date

---
 core/lib/Drupal/Core/Extension/ExtensionDiscovery.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/lib/Drupal/Core/Extension/ExtensionDiscovery.php b/core/lib/Drupal/Core/Extension/ExtensionDiscovery.php
index 0641bc85ea6..ebd3553c36a 100644
--- a/core/lib/Drupal/Core/Extension/ExtensionDiscovery.php
+++ b/core/lib/Drupal/Core/Extension/ExtensionDiscovery.php
@@ -54,7 +54,7 @@ class ExtensionDiscovery {
    *
    * @see http://php.net/manual/functions.user-defined.php
    */
-  const PHP_FUNCTION_PATTERN = '/^[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*$/';
+  const PHP_FUNCTION_PATTERN = '/^[a-zA-Z_\x80-\xff][a-zA-Z0-9_\x80-\xff]*$/';
 
   /**
    * Previously discovered files keyed by origin directory and extension type.