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diff --git a/tests/libfuzzer/qml/jsapi/evaluate/main.cpp b/tests/libfuzzer/qml/jsapi/evaluate/main.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2018 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QCoreApplication>
+#include <QJSEngine>
+
+// libfuzzer test for QJSEngine::evaluate()
+
+extern "C" int LLVMFuzzerTestOneInput(const char *Data, size_t Size) {
+ const QByteArray ba(Data, Size);
+ // avoid potential endless loops
+ if (ba.contains("for") || ba.contains("while"))
+ return 1;
+ int c = 0;
+ QCoreApplication a(c, nullptr);
+ QJSEngine().evaluate(ba);
+ return 0;
+}