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diff --git a/src/systemc/tests/systemc/communication/sc_signal/check_writer/test13/test13.cpp b/src/systemc/tests/systemc/communication/sc_signal/check_writer/test13/test13.cpp
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+/*****************************************************************************
+
+ Licensed to Accellera Systems Initiative Inc. (Accellera) under one or
+ more contributor license agreements. See the NOTICE file distributed
+ with this work for additional information regarding copyright ownership.
+ Accellera licenses this file to you under the Apache License, Version 2.0
+ (the "License"); you may not use this file except in compliance with the
+ License. You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+ implied. See the License for the specific language governing
+ permissions and limitations under the License.
+
+ *****************************************************************************/
+
+/*****************************************************************************
+
+ test13.cpp -- Test detection of write from process and sc_main.
+
+ Original Author: Andy Goodrich, Forte Design Systems, 02 Apr 2007
+
+ *****************************************************************************/
+
+/*****************************************************************************
+
+ MODIFICATION LOG - modifiers, enter your name, affiliation, date and
+ changes you are making here.
+
+ Name, Affiliation, Date:
+ Description of Modification:
+
+ *****************************************************************************/
+
+#include "systemc.h"
+
+SC_MODULE(DUT)
+{
+ SC_CTOR(DUT)
+ {
+ SC_CTHREAD(thread,m_clk.pos());
+ }
+ void thread()
+ {
+ m_data = false;
+ for (;;)
+ {
+ wait();
+ }
+ }
+ sc_in<bool> m_clk;
+ sc_out<bool> m_data;
+};
+
+int sc_main(int argc, char* argv[])
+{
+ sc_clock clock;
+ sc_signal<bool> data;
+ DUT dut("dut");
+
+ dut.m_clk(clock);
+ dut.m_data(data);
+
+ sc_start(1, SC_NS);
+ data = true;
+ sc_start(1, SC_NS);
+
+ cout << "Program completed" << endl;
+ return 0;
+}