1 files changed, 6 insertions, 0 deletions
diff --git a/src/corelib/thread/qresultstore.cpp b/src/corelib/thread/qresultstore.cpp
index aa7ec02d6e..9a6fcec678 100644
--- a/src/corelib/thread/qresultstore.cpp
+++ b/src/corelib/thread/qresultstore.cpp
@@ -98,6 +98,12 @@ bool ResultIteratorBase::canIncrementVectorIndex() const
 ResultStoreBase::ResultStoreBase()
     : insertIndex(0), resultCount(0), m_filterMode(false), filteredResults(0) { }
 
+ResultStoreBase::~ResultStoreBase()
+{
+    // QFutureInterface's dtor must delete the contents of m_results.
+    Q_ASSERT(m_results.isEmpty());
+}
+
 void ResultStoreBase::setFilterMode(bool enable)
 {
     m_filterMode = enable;