diff -r 5dc02b23752f -r 3e2da88830cd src/sql/drivers/odbc/qsql_odbc.cpp
--- a/src/sql/drivers/odbc/qsql_odbc.cpp	Tue Jul 06 15:10:48 2010 +0300
+++ b/src/sql/drivers/odbc/qsql_odbc.cpp	Wed Aug 18 10:37:55 2010 +0300
@@ -259,14 +259,14 @@
 
 static QString qODBCWarn(const QODBCPrivate* odbc, int *nativeCode = 0)
 {
-    return (qWarnODBCHandle(SQL_HANDLE_ENV, odbc->dpEnv()) + QLatin1Char(' ')
+    return QString(qWarnODBCHandle(SQL_HANDLE_ENV, odbc->dpEnv()) + QLatin1Char(' ')
              + qWarnODBCHandle(SQL_HANDLE_DBC, odbc->dpDbc()) + QLatin1Char(' ')
              + qWarnODBCHandle(SQL_HANDLE_STMT, odbc->hStmt, nativeCode)).simplified();
 }
 
 static QString qODBCWarn(const QODBCDriverPrivate* odbc, int *nativeCode = 0)
 {
-    return (qWarnODBCHandle(SQL_HANDLE_ENV, odbc->hEnv) + QLatin1Char(' ')
+    return QString(qWarnODBCHandle(SQL_HANDLE_ENV, odbc->hEnv) + QLatin1Char(' ')
              + qWarnODBCHandle(SQL_HANDLE_DBC, odbc->hDbc, nativeCode)).simplified();
 }