moc: qobject_cast cannot be used if the class privately iherit from Q…

…Object because the qobject_cast function do not have the right to access the staticMetaObject.
deepice · Apr 4, 2011 · ae9a504 · ae9a504
1 parent 0a330c0
commit ae9a504
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/tools/moc/generator.cpp b/src/tools/moc/generator.cpp
@@ -920,7 +920,9 @@ void Generator::generateStaticMetacall()
         else
             fprintf(out, "    ");
         fprintf(out, "if (_c == QMetaObject::InvokeMetaMethod) {\n");
-        fprintf(out, "        Q_ASSERT(qobject_cast<%s *>(_o));\n", cdef->classname.constData());
+#ifndef QT_NO_DEBUG
+        fprintf(out, "        Q_ASSERT(staticMetaObject.cast(_o));\n");
+#endif
         fprintf(out, "        %s *_t = static_cast<%s *>(_o);\n", cdef->classname.constData(), cdef->classname.constData());
         fprintf(out, "        switch (_id) {\n");
         for (int methodindex = 0; methodindex < methodList.size(); ++methodindex) {