From d906a14991a0c038a88bb9c92276a2713591ff8f Mon Sep 17 00:00:00 2001
From: HarryLHW <123lhw321@gmail.com>
Date: Sat, 13 Jul 2024 16:04:34 +0800
Subject: [PATCH] case

---
 Modules/_sre/sre.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Modules/_sre/sre.c b/Modules/_sre/sre.c
index 0a888af31b04970..0e28f78de10ab7a 100644
--- a/Modules/_sre/sre.c
+++ b/Modules/_sre/sre.c
@@ -169,6 +169,8 @@ static unsigned int sre_upper_locale(unsigned int ch)
 
 static unsigned int sre_lower_unicode(unsigned int ch)
 {
+    if (ch == 0x0130)
+        return ch;
     return (unsigned int) Py_UNICODE_TOLOWER(ch);
 }