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/******************************************************************************
* Top contributors (to current version):
* Morgan Deters, Tim King, Mathias Preiner
*
* This file is part of the cvc5 project.
*
* Copyright (c) 2009-2021 by the authors listed in the file AUTHORS
* in the top-level source directory and their institutional affiliations.
* All rights reserved. See the file COPYING in the top-level source
* directory for licensing information.
* ****************************************************************************
*
* Representation of abstract values.
*/
#include "cvc5_public.h"
#pragma once
#include <iosfwd>
#include "util/integer.h"
namespace cvc5 {
class AbstractValue
{
const Integer d_index;
public:
AbstractValue(Integer index);
const Integer& getIndex() const { return d_index; }
bool operator==(const AbstractValue& val) const
{
return d_index == val.d_index;
}
bool operator!=(const AbstractValue& val) const { return !(*this == val); }
bool operator<(const AbstractValue& val) const
{
return d_index < val.d_index;
}
bool operator<=(const AbstractValue& val) const
{
return d_index <= val.d_index;
}
bool operator>(const AbstractValue& val) const { return !(*this <= val); }
bool operator>=(const AbstractValue& val) const { return !(*this < val); }
}; /* class AbstractValue */
std::ostream& operator<<(std::ostream& out, const AbstractValue& val);
/**
* Hash function for the BitVector constants.
*/
struct AbstractValueHashFunction
{
inline size_t operator()(const AbstractValue& val) const {
return IntegerHashFunction()(val.getIndex());
}
}; /* struct AbstractValueHashFunction */
} // namespace cvc5
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