From c5581959992c3fd621b48f9fc506454993daf077 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 25 Jul 2012 04:12:44 +0000
Subject:  * tool/ytab.sed: fix for Bison 2.6.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36533 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 tool/ytab.sed | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'tool/ytab.sed')

diff --git a/tool/ytab.sed b/tool/ytab.sed
index f956c065e2..46317db284 100755
--- a/tool/ytab.sed
+++ b/tool/ytab.sed
@@ -5,6 +5,12 @@ i\
 a\
 #endif
 }
+/^extern int yydebug;/{
+i\
+#ifndef yydebug
+a\
+#endif
+}
 /^yydestruct.*yymsg/,/#endif/{
   /^yydestruct/{
     /parser/!{
-- 
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