/usr/include/gecode/float/view/rel-test.hpp is in libgecode-dev 4.4.0-5.
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>
* Vincent Barichard <Vincent.Barichard@univ-angers.fr>
*
* Copyright:
* Christian Schulte, 2003
* Vincent Barichard, 2012
*
* Last modified:
* $Date: 2013-01-24 19:28:06 +0100 (Thu, 24 Jan 2013) $ by $Author: schulte $
* $Revision: 13235 $
*
* 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 {
template<class View>
forceinline RelTest
rtest_eq(View x, View y) {
if ((x.min() > y.max()) || (x.max() < y.min())) return RT_FALSE;
return (x.assigned() && y.assigned()) ? RT_TRUE : RT_MAYBE;
}
template<class View>
forceinline RelTest
rtest_eq(View x, FloatVal n) {
if ((x.min() > n.max()) || (x.max() < n.min())) return RT_FALSE;
return x.assigned() ? RT_TRUE : RT_MAYBE;
}
template<class View>
forceinline RelTest
rtest_lq(View x, View y) {
if (x.max() <= y.min()) return RT_TRUE;
if (x.min() > y.max()) return RT_FALSE;
return RT_MAYBE;
}
template<class View>
forceinline RelTest
rtest_lq(View x, FloatVal n) {
if (x.max() <= n.min()) return RT_TRUE;
if (x.min() > n.max()) return RT_FALSE;
return RT_MAYBE;
}
template<class View>
forceinline RelTest
rtest_le(View x, View y) {
if (x.max() < y.min()) return RT_TRUE;
if (x.min() >= y.max()) return RT_FALSE;
return RT_MAYBE;
}
template<class View>
forceinline RelTest
rtest_le(View x, FloatVal n) {
if (x.max() < n.min()) return RT_TRUE;
if (x.min() >= n.max()) return RT_FALSE;
return RT_MAYBE;
}
}}
// STATISTICS: float-var
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