From: K.Kosako <kosako@sofnec.co.jp>
Date: Thu, 3 Aug 2017 01:19:46 +0000 (+0900)
Subject: fix return invalid result in is_simple_one_char_repeat()
X-Git-Tag: v6.5.0^2~5
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ff9f68fbe219a732fb6bfe4c9062b2d10b5bbc09;p=onig

fix return invalid result in is_simple_one_char_repeat()
---

diff --git a/src/regparse.c b/src/regparse.c
index c1b7145..157ea1c 100644
--- a/src/regparse.c
+++ b/src/regparse.c
@@ -1780,6 +1780,8 @@ is_simple_one_char_repeat(Node* node, Node** rquant, Node** rbody,
       if (en->type == ENCLOSURE_STOP_BACKTRACK) {
         *is_possessive = 1;
         quant = NODE_ENCLOSURE_BODY(en);
+        if (NODE_TYPE(quant) != NODE_QUANT)
+          return 0;
       }
       else
         return 0;