Don't qobject_cast an object being destructed

qobject_cast will cause the object's virtual metaObject() function to
be called. Calling virtual functions in a destructor should be
avoided. (The qobject_cast fails, and the assert is triggered.)

Change-Id: I04a7604adb8884cd36731577303793c74c0a8673
Reviewed-by: Kim M. Kalland <kim.kalland@nokia.com>

diff --git a/src/quick/items/qquickshadereffectnode.cpp b/src/quick/items/qquickshadereffectnode.cpp
index c4b9184..be1fb29 100644 (file)
--- a/src/quick/items/qquickshadereffectnode.cpp
+++ b/src/quick/items/qquickshadereffectnode.cpp
@@ -407,7 +407,6 @@ void QQuickShaderEffectNode::markDirtyTexture()
 
 void QQuickShaderEffectNode::textureProviderDestroyed(QObject *object)
 {
-    Q_ASSERT(qobject_cast<QSGTextureProvider *>(object));
     m_material.invalidateTextureProvider(static_cast<QSGTextureProvider *>(object));
 }