From d8a3602e45f956237442a93bb2e040b92bd7a3b3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lubo=C5=A1=20Lu=C5=88=C3=A1k?= <l.lunak@kde.org>
Date: Tue, 4 Mar 2008 18:29:17 +0000
Subject: [PATCH] Add assert().

svn path=/trunk/KDE/kdebase/workspace/; revision=782273
---
 lib/kwineffects.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/kwineffects.cpp b/lib/kwineffects.cpp
index 3c4e2455c3..8fb82557e3 100644
--- a/lib/kwineffects.cpp
+++ b/lib/kwineffects.cpp
@@ -770,6 +770,7 @@ bool PaintClipper::clip()
 
 QRegion PaintClipper::paintArea()
     {
+    assert( areas != NULL ); // can be called only with clip() == true
     QRegion ret = QRegion( 0, 0, displayWidth(), displayHeight());
     foreach( QRegion r, *areas )
         ret &= r;