1 files changed, 88 insertions, 0 deletions
diff --git a/src/systemc/tests/systemc/kernel/sc_time/test18/test18.cpp b/src/systemc/tests/systemc/kernel/sc_time/test18/test18.cpp
new file mode 100644
index 000000000..18a723d0e
--- /dev/null
+++ b/src/systemc/tests/systemc/kernel/sc_time/test18/test18.cpp
@@ -0,0 +1,88 @@
+/*****************************************************************************
+
+  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.
+
+ *****************************************************************************/
+
+/*****************************************************************************
+
+  test18.cpp -- Test that time cannot go backwards in simulator
+
+  Original Author: Andy Goodrich, Forte Design Systems, 2006-05-03
+
+ *****************************************************************************/
+
+/*****************************************************************************
+
+  MODIFICATION LOG - modifiers, enter your name, affiliation, date and
+  changes you are making here.
+
+      Name, Affiliation, Date:
+  Description of Modification:
+
+ *****************************************************************************/
+
+// $Log: test18.cpp,v $
+// Revision 1.1.1.1  2006/12/15 20:26:06  acg
+// systemc_tests-2.3
+//
+// Revision 1.1  2006/05/03 19:37:10  acg
+//  Andy Goodrich: new test to check that time will not run backward if a
+//  negative value is given to sc_event::notify()
+//
+
+#include "systemc.h"
+
+SC_MODULE(DUT)
+{
+	SC_CTOR(DUT) 
+	{
+		SC_METHOD(catcher);
+		sensitive << m_event;
+		dont_initialize();
+		SC_CTHREAD(thrower,m_clk.pos());
+	}
+	void catcher()
+	{
+		cout << sc_time_stamp() << " caught" << endl;
+	}
+	void thrower()
+	{
+		sc_time minus_four(-4.0, SC_NS);
+		wait(7);
+		for (;;)
+		{
+			wait();
+			cout << sc_time_stamp() << " throwing" << endl;
+			m_event.notify(minus_four);
+		}
+	}
+	sc_in<bool> m_clk;
+	sc_event    m_event;
+};
+
+int sc_main(int argc, char* argv[])
+{
+	sc_clock        clock;
+	DUT             dut("dut");
+
+	dut.m_clk(clock);
+
+	sc_start(11, SC_NS);
+
+	cout << "Program completed" << endl;
+	return 0;
+}