From 16fa8d7cc8c92f5ab879e4cf9c6c0bbb3567860f Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Thu, 24 May 2018 01:37:55 -0700 Subject: systemc: Import tests from the Accellera systemc distribution. Change-Id: Iad76b398949a55d768a34d027a2d8e3739953da6 Reviewed-on: https://gem5-review.googlesource.com/10845 Reviewed-by: Giacomo Travaglini Maintainer: Gabe Black --- .../tests/systemc/misc/stars/star129901/test.cpp | 81 ++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 src/systemc/tests/systemc/misc/stars/star129901/test.cpp (limited to 'src/systemc/tests/systemc/misc/stars/star129901/test.cpp') diff --git a/src/systemc/tests/systemc/misc/stars/star129901/test.cpp b/src/systemc/tests/systemc/misc/stars/star129901/test.cpp new file mode 100644 index 000000000..5e9a8c5a9 --- /dev/null +++ b/src/systemc/tests/systemc/misc/stars/star129901/test.cpp @@ -0,0 +1,81 @@ +/***************************************************************************** + + 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. + + *****************************************************************************/ + +/***************************************************************************** + + test.cpp -- + + Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15 + + *****************************************************************************/ + +/***************************************************************************** + + MODIFICATION LOG - modifiers, enter your name, affiliation, date and + changes you are making here. + + Name, Affiliation, Date: + Description of Modification: + + *****************************************************************************/ + +/* +I found this while trying to improve coverage of the SystemC regression tests. + +Compile the following program, bug.cpp, with + +g++ -g -I /u/scp/src/systemc-2.0/include bug.cpp /u/scp/src/systemc-2.0/lib-gccsparcOS5/libsystemc.a +(in mountain view, elsewhere use SYSTEMC_HOME pointing to the 2.0 release) + +------------------------------------------------------------------------------- +*/ + +#define SC_INCLUDE_FX 1 +#include "systemc.h" + +double bug() +{ + sc_fxval_fast fast(2); + sc_fxval slow(1); + fast = slow; + fast += slow; + fast -= slow; + fast *= slow; + fast /= slow; + return fast.to_double(); +} + +int sc_main(int, char*[]) +{ + cout << bug() << endl; + return 0; +} + +/* +------------------------------------------------------------------------------- +It fails to link, giving the message + +Undefined first referenced + symbol in file +sc_fxval_fast::operator+=(sc_fxval const &) /var/tmp/ccNbIiHN.o +sc_fxval_fast::operator-=(sc_fxval const &) /var/tmp/cclXNLsO.o +sc_fxval_fast::operator/=(sc_fxval const &) /var/tmp/cclXNLsO.o +sc_fxval_fast::operator*=(sc_fxval const &) /var/tmp/cclXNLsO.o +*/ + -- cgit v1.2.3