From cdda7f91515ada8cd56de95feb122829b62d53a1 Mon Sep 17 00:00:00 2001
From: Martin Nordholts <martinn@src.gnome.org>
Date: Sun, 31 Oct 2010 00:06:48 +0200
Subject: [PATCH] Handle NULL intp in test_increment_intp()

Support passing NULL for &int to gtk_test_display_button_window() so
we can use that function also when we are not interested in counting
clicks.
---
 gtk/gtktestutils.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gtk/gtktestutils.c b/gtk/gtktestutils.c
index c2306feccb..704674b3c1 100644
--- a/gtk/gtktestutils.c
+++ b/gtk/gtktestutils.c
@@ -544,7 +544,8 @@ try_main_quit (void)
 static int
 test_increment_intp (int *intp)
 {
-  *intp += 1;
+  if (intp != NULL)
+    *intp += 1;
   return 1; /* TRUE in case we're connected to event signals */
 }