1 files changed, 6 insertions, 4 deletions
diff --git a/src/qml/jsruntime/qv4debugging.cpp b/src/qml/jsruntime/qv4debugging.cpp
index ca5af36f1c..483d75011a 100644
--- a/src/qml/jsruntime/qv4debugging.cpp
+++ b/src/qml/jsruntime/qv4debugging.cpp
@@ -67,10 +67,12 @@ public:
 
         ExecutionContextSaver saver(scope, engine->currentContext());
 
-        Value *savedContexts = scope.alloc(frameNr);
-        for (int i = 0; i < frameNr; ++i) {
-            savedContexts[i] = engine->currentContext();
-            engine->popContext();
+        if (frameNr > 0) {
+            Value *savedContexts = scope.alloc(frameNr);
+            for (int i = 0; i < frameNr; ++i) {
+                savedContexts[i] = engine->currentContext();
+                engine->popContext();
+            }
         }
 
         ScopedContext ctx(scope, engine->currentContext());