2 files changed, 9 insertions, 0 deletions
diff --git a/src/sql/ntqsqldatabase.h b/src/sql/ntqsqldatabase.h
index 75aa0dedc..2423fd2ce 100644
--- a/src/sql/ntqsqldatabase.h
+++ b/src/sql/ntqsqldatabase.h
@@ -66,6 +66,9 @@ class TQSqlDatabasePrivate;
 class TQM_EXPORT_SQL TQSqlDriverCreatorBase
 {
 public:
+    TQSqlDriverCreatorBase();
+    virtual ~TQSqlDriverCreatorBase();
+public:
     virtual TQSqlDriver* createObject() = 0;
 };
 
diff --git a/src/sql/qsqldatabase.cpp b/src/sql/qsqldatabase.cpp
index be51271b3..45f4323bc 100644
--- a/src/sql/qsqldatabase.cpp
+++ b/src/sql/qsqldatabase.cpp
@@ -144,6 +144,12 @@ public:
     TQSqlQuery createQuery() const { return TQSqlQuery( new TQNullResult(this) ); }
 };
 
+TQSqlDriverCreatorBase::TQSqlDriverCreatorBase() {
+}
+
+TQSqlDriverCreatorBase::~TQSqlDriverCreatorBase() {
+}
+
 typedef TQDict<TQSqlDriverCreatorBase> TQDriverDict;
 
 class TQSqlDatabaseManager : public TQObject