nobu	2016-03-10 16:27:41 +0900 (Thu, 10 Mar 2016)

  New Revision: 54080

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=54080

  Log:
    node.c: no nd_compile_option unless set
    
    * node.c (dump_node): show nd_compile_option only when it is set.

  Modified files:
    trunk/node.c
Index: node.c
===================================================================
--- node.c	(revision 54079)
+++ node.c	(revision 54080)
@@ -865,11 +865,14 @@ dump_node(VALUE buf, VALUE indent, int c https://github.com/ruby/ruby/blob/trunk/node.c#L865
 	ANN("pre-execution");
 	ANN("format: BEGIN { [nd_head] }; [nd_body]");
 	ANN("example: bar; BEGIN { foo }");
+#define nd_compile_option u3.value
 	F_NODE(nd_head, "prelude");
+	if (!node->nd_compile_option) LAST_NODE;
 	F_NODE(nd_body, "body");
-	LAST_NODE;
-#define nd_compile_option u3.value
-	F_OPTION(nd_compile_option, "compile_option");
+	if (node->nd_compile_option) {
+	    LAST_NODE;
+	    F_OPTION(nd_compile_option, "compile_option");
+	}
 	break;
 
       case NODE_LAMBDA:

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