From fde7a75b78ed29bc0b23c4df35587ade99a7ddf2 Mon Sep 17 00:00:00 2001
From: Guido van Rossum <guido@python.org>
Date: Wed, 23 Oct 1996 14:19:40 +0000
Subject: [PATCH] Fixed compare function to do first char comparison in
 unsigned mode, for consistency with the way other characters are compared.

---
 Objects/stringobject.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Objects/stringobject.c b/Objects/stringobject.c
index 3dfe1154876d..f3063cf7800a 100644
--- a/Objects/stringobject.c
+++ b/Objects/stringobject.c
@@ -394,7 +394,7 @@ string_compare(a, b)
 	int min_len = (len_a < len_b) ? len_a : len_b;
 	int cmp;
 	if (min_len > 0) {
-		cmp = *a->ob_sval - *b->ob_sval;
+		cmp = Py_CHARMASK(*a->ob_sval) - Py_CHARMASK(*b->ob_sval);
 		if (cmp == 0)
 			cmp = memcmp(a->ob_sval, b->ob_sval, min_len);
 		if (cmp != 0)