From: K.Kosako <kosako@sofnec.co.jp>
Date: Fri, 5 Oct 2018 07:29:19 +0000 (+0900)
Subject: fix to add pointer range check previous right_adjust_char_head()
X-Git-Tag: v6.9.1~18^2~18
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=6fe7b7de1d9359c06da2ff9a3be68c831f827923;p=onig

fix to add pointer range check previous right_adjust_char_head()
---

diff --git a/src/regexec.c b/src/regexec.c
index 38861c2..c1f19a4 100644
--- a/src/regexec.c
+++ b/src/regexec.c
@@ -4234,7 +4234,8 @@ sunday_quick_search_case_fold(regex_t* reg,
 #else
     /* This is faster than prev code for long text.  ex: /(?i)Twain/  */
     s += skip;
-    s = onigenc_get_right_adjust_char_head(enc, text, s);
+    if (s < end)
+      s = onigenc_get_right_adjust_char_head(enc, text, s);
 #endif
   }