From dc0cf01fcef8e0d98d3d7437bb9178217c132ed9 Mon Sep 17 00:00:00 2001
From: mmcc <mmcc@cvs.openbsd.org>
Date: Tue, 22 Dec 2015 19:35:51 +0000
Subject: cast toupper's argument to unsigned char

ok millert@
---
 usr.bin/grep/util.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'usr.bin')

diff --git a/usr.bin/grep/util.c b/usr.bin/grep/util.c
index 574a5d50de7..bda784a0de8 100644
--- a/usr.bin/grep/util.c
+++ b/usr.bin/grep/util.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: util.c,v 1.53 2015/12/22 17:07:06 millert Exp $	*/
+/*	$OpenBSD: util.c,v 1.54 2015/12/22 19:35:50 mmcc Exp $	*/
 
 /*-
  * Copyright (c) 1999 James Howard and Dag-Erling Coïdan Smørgrav
@@ -588,7 +588,7 @@ grep_cmp(const char *pattern, const char *data, size_t len)
 
 	for (i = 0; i < len; i++) {
 		if (((pattern[i] == data[i]) || (!Fflag && pattern[i] == '.'))
-		    || (iflag && pattern[i] == toupper(data[i])))
+		    || (iflag && pattern[i] == toupper((unsigned char)data[i])))
 			continue;
 		return false;
 	}
-- 
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