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stress-exec.cc

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00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
00002 /*
00003  *  Main authors:
00004  *     Christian Schulte <schulte@gecode.org>
00005  *
00006  *  Copyright:
00007  *     Christian Schulte, 2001
00008  *
00009  *  Last modified:
00010  *     $Date: 2007-11-30 13:58:34 +0100 (Fri, 30 Nov 2007) $ by $Author: tack $
00011  *     $Revision: 5524 $
00012  *
00013  *  This file is part of Gecode, the generic constraint
00014  *  development environment:
00015  *     http://www.gecode.org
00016  *
00017  *  Permission is hereby granted, free of charge, to any person obtaining
00018  *  a copy of this software and associated documentation files (the
00019  *  "Software"), to deal in the Software without restriction, including
00020  *  without limitation the rights to use, copy, modify, merge, publish,
00021  *  distribute, sublicense, and/or sell copies of the Software, and to
00022  *  permit persons to whom the Software is furnished to do so, subject to
00023  *  the following conditions:
00024  *
00025  *  The above copyright notice and this permission notice shall be
00026  *  included in all copies or substantial portions of the Software.
00027  *
00028  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00029  *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00030  *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00031  *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
00032  *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
00033  *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
00034  *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00035  *
00036  */
00037 
00038 #include "examples/support.hh"
00039 
00049 class StressExec : public Example {
00050 protected:
00052   IntVarArray x;
00054   static const int n = 1000000;
00055 public:
00057   StressExec(const SizeOptions& opt)
00058     : x(this,2,0,n) {
00059 
00060     for (unsigned int i=0; i<opt.size(); i++) {
00061       rel(this, x[0], IRT_LE, x[1]);
00062       rel(this, x[1], IRT_LE, x[0]);
00063     }
00064 
00065   }
00066 
00068   StressExec(bool share, StressExec& s) : Example(share,s) {
00069     x.update(this, share, s.x);
00070   }
00071 
00073   virtual Space*
00074   copy(bool share) {
00075     return new StressExec(share,*this);
00076   }
00077 
00079   virtual void
00080   print(std::ostream&) {}
00081 };
00082 
00086 int
00087 main(int argc, char* argv[]) {
00088   SizeOptions opt("StressExec");
00089   opt.iterations(20);
00090   opt.size(1);
00091   opt.parse(argc,argv);
00092   Example::run<StressExec,DFS,SizeOptions>(opt);
00093   return 0;
00094 }
00095 
00096 // STATISTICS: example-any
00097