From 5e5009140ec778dd217ce254770ed25c755a906c Mon Sep 17 00:00:00 2001
From: Hugo Parente Lima <hugo.pl@gmail.com>
Date: Fri, 9 Dec 2011 20:32:15 -0200
Subject: Don't report cyclic dependency when there not a single to form a
 graph.

Reviewer: Marcelo Lira <marcelo.lira@openbossa.org>
---
 abstractmetabuilder.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'abstractmetabuilder.cpp')

diff --git a/abstractmetabuilder.cpp b/abstractmetabuilder.cpp
index 9d55c49d3..288afda35 100644
--- a/abstractmetabuilder.cpp
+++ b/abstractmetabuilder.cpp
@@ -2897,7 +2897,7 @@ AbstractMetaClassList AbstractMetaBuilder::classesTopologicalSorted(const Abstra
 
     AbstractMetaClassList result;
     unmappedResult = graph.topologicalSort();
-    if (unmappedResult.isEmpty()) {
+    if (unmappedResult.isEmpty() && graph.nodeCount()) {
         QTemporaryFile tempFile;
         tempFile.setAutoRemove(false);
         tempFile.open();
-- 
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