From 35aeeb7c5c08498c8f201e175c3848d4fadfb22a Mon Sep 17 00:00:00 2001
From: Terence Parr <parrt@antlr.org>
Date: Sat, 7 Apr 2012 11:27:18 -0700
Subject: [PATCH] turn on building parse trees by default since we do -listener
 by default.

---
 runtime/Java/src/org/antlr/v4/runtime/Parser.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/runtime/Java/src/org/antlr/v4/runtime/Parser.java b/runtime/Java/src/org/antlr/v4/runtime/Parser.java
index 839ab62c3..7b0f200cb 100644
--- a/runtime/Java/src/org/antlr/v4/runtime/Parser.java
+++ b/runtime/Java/src/org/antlr/v4/runtime/Parser.java
@@ -92,7 +92,7 @@ public abstract class Parser extends Recognizer<Token, ParserATNSimulator<Token>
 	 */
 	protected ParserRuleContext<Token> _ctx;
 
-	protected boolean _buildParseTrees;
+	protected boolean _buildParseTrees = true;
 
 	protected TraceListener _tracer;