From b1f5840aefe0c4edac9dc3f238bdb757521eb67c Mon Sep 17 00:00:00 2001
From: Tomoyuki Sahara <tsahara@iij.ad.jp>
Date: Tue, 13 Nov 2012 16:50:41 +0900
Subject: fix the issue String#slice with Range may return broken String.

---
 src/range.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/range.c b/src/range.c
index 6fe7964fe..085d5b1c0 100644
--- a/src/range.c
+++ b/src/range.c
@@ -286,7 +286,7 @@ mrb_range_beg_len(mrb_state *mrb, mrb_value range, mrb_int *begp, mrb_int *lenp,
     if (end > len) end = len;
   }
   if (end < 0) end += len;
-  if (!r->excl) end++;  /* include end point */
+  if (!r->excl && end < len) end++;  /* include end point */
   len = end - beg;
   if (len < 0) len = 0;
 
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