From 103b04e529259a0b185501d7dbc18f24c3d81a7e Mon Sep 17 00:00:00 2001
From: Ignacio Etcheverry <ignalfonsore@gmail.com>
Date: Wed, 24 Aug 2016 18:12:42 +0200
Subject: [PATCH] DocData: Fix null reference not detected correctly

(cherry picked from commit b81725b203cfceefd8577cf2ec4ca9dd0d618869)
---
 tools/doc/doc_data.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/doc/doc_data.cpp b/tools/doc/doc_data.cpp
index ce69aca0c68..479b99a03dc 100644
--- a/tools/doc/doc_data.cpp
+++ b/tools/doc/doc_data.cpp
@@ -296,6 +296,10 @@ void DocData::generate(bool p_basic_types) {
 								default_arg_text=Variant::get_type_name(default_arg.get_type())+default_arg_text;
 								break;
 							case Variant::OBJECT:
+								if (default_arg.is_zero()) {
+									default_arg_text="NULL";
+									break;
+								}
 							case Variant::INPUT_EVENT:
 							case Variant::DICTIONARY:		// 20
 							case Variant::ARRAY: