From c5a891a29d1d4f946181f6699bcf7f6fe35b43e6 Mon Sep 17 00:00:00 2001
From: Peter Stephenson <p.stephenson@samsung.com>
Date: Tue, 12 Apr 2022 14:10:08 +0100
Subject: 50049: care with signed characters

Some signed-to-unsigned casts needed for a couple of cases of pointers
used as indices.
---
 Src/prompt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Src/prompt.c')

diff --git a/Src/prompt.c b/Src/prompt.c
index 738c7fc7a..092de63a4 100644
--- a/Src/prompt.c
+++ b/Src/prompt.c
@@ -1666,7 +1666,7 @@ match_colour(const char **teststrp, int is_fg, int colour)
 	tc = TCBGCOLOUR;
     }
     if (teststrp) {
-	if (**teststrp == '#' && isxdigit((*teststrp)[1])) {
+	if (**teststrp == '#' && isxdigit(STOUC((*teststrp)[1]))) {
 	    struct color_rgb color;
 	    char *end;
 	    zlong col = zstrtol(*teststrp+1, &end, 16);
-- 
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