/usr/include/gecode/float/branch/val-commit.hpp is in libgecode-dev 4.4.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
* Main authors:
* Christian Schulte <schulte@gecode.org>
*
* Contributing authors:
* Vincent Barichard <Vincent.Barichard@univ-angers.fr>
*
* Copyright:
* Christian Schulte, 2012
* Vincent Barichard, 2012
*
* Last modified:
* $Date: 2013-07-04 17:03:13 +0200 (Thu, 04 Jul 2013) $ by $Author: schulte $
* $Revision: 13801 $
*
* This file is part of Gecode, the generic constraint
* development environment:
* http://www.gecode.org
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
namespace Gecode { namespace Float { namespace Branch {
forceinline
ValCommitLqGq::ValCommitLqGq(Space& home, const ValBranch& vb)
: ValCommit<FloatView,FloatVal>(home,vb) {}
forceinline
ValCommitLqGq::ValCommitLqGq(Space& home, bool shared, ValCommitLqGq& vc)
: ValCommit<FloatView,FloatVal>(home,shared,vc) {}
forceinline ModEvent
ValCommitLqGq::commit(Space& home, unsigned int a, FloatView x, int,
FloatNumBranch nl) {
// Should we try the smaller half first?
if ((a == 0) == nl.l) {
if ((x.min() == nl.n) || (x.max() == nl.n))
return x.eq(home,x.min());
else
return x.lq(home,nl.n);
} else {
if ((x.min() == nl.n) || (x.max() == nl.n))
return x.eq(home,x.max());
else
return x.gq(home,nl.n);
}
}
forceinline NGL*
ValCommitLqGq::ngl(Space&, unsigned int, FloatView, FloatNumBranch) const {
return NULL;
}
forceinline void
ValCommitLqGq::print(const Space&, unsigned int a, FloatView, int i,
FloatNumBranch nl,
std::ostream& o) const {
o << "var[" << i << "] "
<< (((a == 0) == nl.l) ? "<=" : ">=") << "(" << nl.n << ")";
}
}}}
// STATISTICS: float-branch
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