From 9f8f9d44fac72d514a016ad31795235618e5e8e6 Mon Sep 17 00:00:00 2001
From: Karl Ramm <kcr@mit.edu>
Date: Wed, 18 Mar 2009 20:01:09 +0000
Subject: fix improper sign extension

---
 zwgc/character_class.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'zwgc')

diff --git a/zwgc/character_class.c b/zwgc/character_class.c
index 2f3c433..7f81347 100644
--- a/zwgc/character_class.c
+++ b/zwgc/character_class.c
@@ -37,7 +37,7 @@ string_to_character_class(string str)
     (void) memset(cache, 0, sizeof(cache));
 
     for (i=0; i<strlen(str); i++)
-	cache[(int)str[i]] = 1;
+	cache[(int)(unsigned char)str[i]] = 1;
 
     return(cache);
 }
-- 
cgit v1.2.3