From deefb63bfbf7bba981e82853638f9ab98d947d80 Mon Sep 17 00:00:00 2001
From: Bram Moolenaar <Bram@vim.org>
Date: Wed, 15 Aug 2007 18:41:34 +0000
Subject: updated for version 7.1-079

---
 src/charset.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/charset.c')

diff --git a/src/charset.c b/src/charset.c
index 8f058bde0..5a2952cd6 100644
--- a/src/charset.c
+++ b/src/charset.c
@@ -207,7 +207,10 @@ buf_init_chartab(buf, global)
 	    }
 	    while (c <= c2)
 	    {
-		if (!do_isalpha || isalpha(c)
+		/* Use the MB_ functions here, because isalpha() doesn't
+		 * work properly when 'encoding' is "latin1" and the locale is
+		 * "C".  */
+		if (!do_isalpha || MB_ISLOWER(c) || MB_ISUPPER(c)
 #ifdef FEAT_FKMAP
 			|| (p_altkeymap && (F_isalpha(c) || F_isdigit(c)))
 #endif
-- 
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