mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
54 lines
1.3 KiB
C++
54 lines
1.3 KiB
C++
/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <libsolidity/formal/SymbolicVariable.h>
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#include <libsolidity/ast/Types.h>
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namespace dev
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{
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namespace solidity
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{
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/**
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* Specialization of SymbolicVariable for Integers
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*/
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class SymbolicIntVariable: public SymbolicVariable
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{
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public:
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SymbolicIntVariable(
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Declaration const& _decl,
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smt::SolverInterface& _interface
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);
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/// Sets the var to 0.
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void setZeroValue(int _seq);
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/// Sets the variable to the full valid value range.
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void setUnknownValue(int _seq);
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static smt::Expression minValue(IntegerType const& _t);
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static smt::Expression maxValue(IntegerType const& _t);
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protected:
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smt::Expression valueAtSequence(int _seq) const;
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};
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}
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}
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