From 72ae2150c74359210e3e842f861d1dd66be464b6 Mon Sep 17 00:00:00 2001
From: Masamitsu MURASE <masamitsu.murase@gmail.com>
Date: Wed, 12 Dec 2012 01:25:13 +0900
Subject: Modify String#bytes.

It should return non-negative integer.
---
 src/string.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/string.c b/src/string.c
index ac79f7c58..dee383fab 100644
--- a/src/string.c
+++ b/src/string.c
@@ -2997,7 +2997,7 @@ mrb_str_bytes(mrb_state *mrb, mrb_value str)
 {
   struct RString *s = mrb_str_ptr(str);
   mrb_value a = mrb_ary_new_capa(mrb, s->len);
-  char *p = s->ptr, *pend = p + s->len;
+  unsigned char *p = (unsigned char *)(s->ptr), *pend = p + s->len;
 
   while (p < pend) {
     mrb_ary_push(mrb, a, mrb_fixnum_value(p[0]));
-- 
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