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1.8.16
gecode
int
cumulative
limits.hpp
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/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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* Main authors:
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* Christian Schulte <schulte@gecode.org>
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*
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* Copyright:
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* Christian Schulte, 2005
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*
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* This file is part of Gecode, the generic constraint
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* development environment:
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* http://www.gecode.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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namespace
Gecode
{
namespace
Int {
namespace
Cumulative {
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inline
void
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mul_check
(
long
long
int
x
,
long
long
int
y
) {
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if
(
Limits::overflow_mul
(
x
,
y
))
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throw
OutOfLimits
(
"cumulative"
);
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}
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inline
void
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mul_check
(
long
long
int
x
,
long
long
int
y
,
long
long
int
z
) {
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if
(
Limits::overflow_mul
(
x
,
y
) ||
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Limits::overflow_mul
(
x
*
y
,
z
))
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throw
OutOfLimits
(
"cumulative"
);
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}
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}}}
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// STATISTICS: int-prop
Gecode::x
Post propagator for SetVar x
Definition:
set.hh:767
Gecode::y
Post propagator for SetVar SetOpType SetVar y
Definition:
set.hh:767
Gecode::z
Post propagator for SetVar SetOpType SetVar SetRelType SetVar z
Definition:
set.hh:767
Gecode
Gecode toplevel namespace
Gecode::Int::Cumulative::mul_check
void mul_check(long long int x, long long int y)
Throw exception if multiplication of x and y overflows.
Definition:
limits.hpp:37
Gecode::Int::Limits::overflow_mul
bool overflow_mul(int n, int m)
Check whether multiplying n and m would overflow.
Definition:
limits.hpp:107
Gecode::Int::OutOfLimits
Exception: Value out of limits
Definition:
exception.hpp:44