/usr/include/blitz/array/cycle.cc is in libblitz0-dev 1:0.10-3.3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* blitz/array/cycle.cc Cycle arrays for time-stepping of PDEs.
*
* $Id$
*
* Copyright (C) 1997-2011 Todd Veldhuizen <tveldhui@acm.org>
*
* This file is a part of Blitz.
*
* Blitz is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* Blitz is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Blitz. If not, see <http://www.gnu.org/licenses/>.
*
* Suggestions: blitz-devel@lists.sourceforge.net
* Bugs: blitz-support@lists.sourceforge.net
*
* For more information, please see the Blitz++ Home Page:
* https://sourceforge.net/projects/blitz/
*
****************************************************************************/
#ifndef BZ_ARRAYCYCLE_CC
#define BZ_ARRAYCYCLE_CC
#ifndef BZ_ARRAY_H
#error <blitz/array/cycle.cc> must be included via <blitz/array.h>
#endif
BZ_NAMESPACE(blitz)
template<typename T_numtype, int N_rank>
void cycleArrays(Array<T_numtype, N_rank>& a, Array<T_numtype, N_rank>& b)
{
Array<T_numtype, N_rank> tmp(a);
a.reference(b);
b.reference(tmp);
}
template<typename T_numtype, int N_rank>
void cycleArrays(Array<T_numtype, N_rank>& a, Array<T_numtype, N_rank>& b,
Array<T_numtype, N_rank>& c)
{
Array<T_numtype, N_rank> tmp(a);
a.reference(b);
b.reference(c);
c.reference(tmp);
}
template<typename T_numtype, int N_rank>
void cycleArrays(Array<T_numtype, N_rank>& a, Array<T_numtype, N_rank>& b,
Array<T_numtype, N_rank>& c, Array<T_numtype, N_rank>& d)
{
Array<T_numtype, N_rank> tmp(a);
a.reference(b);
b.reference(c);
c.reference(d);
d.reference(tmp);
}
template<typename T_numtype, int N_rank>
void cycleArrays(Array<T_numtype, N_rank>& a, Array<T_numtype, N_rank>& b,
Array<T_numtype, N_rank>& c, Array<T_numtype, N_rank>& d,
Array<T_numtype, N_rank>& e)
{
Array<T_numtype, N_rank> tmp(a);
a.reference(b);
b.reference(c);
c.reference(d);
d.reference(e);
e.reference(tmp);
}
BZ_NAMESPACE_END
#endif // BZ_ARRAYCYCLE_CC
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