From 2d39d11436b5cae57f8d87e424f9f30bb97b7e20 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 10 Mar 2016 07:27:41 +0000
Subject: [PATCH] node.c: no nd_compile_option unless set

* node.c (dump_node): show nd_compile_option only when it is set.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54080 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 node.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/node.c b/node.c
index 039d110ff0..fa3189d128 100644
--- a/node.c
+++ b/node.c
@@ -865,11 +865,14 @@ dump_node(VALUE buf, VALUE indent, int comment, NODE *node)
 	ANN("pre-execution");
 	ANN("format: BEGIN { [nd_head] }; [nd_body]");
 	ANN("example: bar; BEGIN { foo }");
-	F_NODE(nd_head, "prelude");
-	F_NODE(nd_body, "body");
-	LAST_NODE;
 #define nd_compile_option u3.value
-	F_OPTION(nd_compile_option, "compile_option");
+	F_NODE(nd_head, "prelude");
+	if (!node->nd_compile_option) LAST_NODE;
+	F_NODE(nd_body, "body");
+	if (node->nd_compile_option) {
+	    LAST_NODE;
+	    F_OPTION(nd_compile_option, "compile_option");
+	}
 	break;
 
       case NODE_LAMBDA: