| /***************************************************************************** |
| |
| 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. |
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| *****************************************************************************/ |
| |
| /***************************************************************************** |
| |
| 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 |
| */ |
| |