From 5d8cdb5d1c072744f8178fc9579ba2c81e35dda9 Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Mon, 28 May 2012 12:52:03 +0000
Subject: [PATCH] Fix bug in wxAutomationObject introduced by r71574.

Check that we have any arguments, expression oleArgs[0] is invalid otherwise.

Closes #14343.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@71578 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/msw/ole/automtn.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/msw/ole/automtn.cpp b/src/msw/ole/automtn.cpp
index 6891fd5e6b..10e9063a73 100644
--- a/src/msw/ole/automtn.cpp
+++ b/src/msw/ole/automtn.cpp
@@ -187,7 +187,7 @@ bool wxAutomationObject::Invoke(const wxString& member, int action,
     }
 
     dispparams.rgdispidNamedArgs = &dispIds[0] + 1;
-    dispparams.rgvarg = &oleArgs[0];
+    dispparams.rgvarg = oleArgs.empty() ? NULL : &oleArgs[0];
     dispparams.cArgs = noArgs;
     dispparams.cNamedArgs = namedArgCount;
 
-- 
2.45.2