Index: src/libchengine/TSubTaskDelete.cpp
===================================================================
diff -u -N -r08717141ce5f6926116c298cbc9442094a45bb67 -r20c1b142537a6a4a2a88b7ef722c65c374ece35f
--- src/libchengine/TSubTaskDelete.cpp	(.../TSubTaskDelete.cpp)	(revision 08717141ce5f6926116c298cbc9442094a45bb67)
+++ src/libchengine/TSubTaskDelete.cpp	(.../TSubTaskDelete.cpp)	(revision 20c1b142537a6a4a2a88b7ef722c65c374ece35f)
@@ -81,9 +81,12 @@
 		FeedbackManagerPtr spFeedbackManager = GetContext().GetFeedbackManager();
 		spFeedbackManager->SetSecondaryTimeTracker(&guard);
 
+#pragma warning(push)
+#pragma warning(disable: 4459)
 		BOOST_SCOPE_EXIT(&spFeedbackManager) {
 			spFeedbackManager->SetSecondaryTimeTracker(nullptr);
 		} BOOST_SCOPE_EXIT_END
+#pragma warning(pop)
 
 		// log
 		TFileInfoArray& rFilesCache = GetContext().GetFilesCache();