2018-01-21 12:58:56 +00:00
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/*
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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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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 Bool
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*/
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class SymbolicBoolVariable: public SymbolicVariable
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{
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public:
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SymbolicBoolVariable(
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2018-10-18 13:03:52 +00:00
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TypePointer _type,
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2018-10-12 13:44:46 +00:00
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std::string const& _uniqueName,
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2018-01-21 12:58:56 +00:00
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smt::SolverInterface& _interface
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);
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/// Sets the var to false.
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2018-10-15 15:32:17 +00:00
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void setZeroValue();
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/// Does nothing since the SMT solver already knows the valid values for Bool.
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void setUnknownValue();
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2018-04-05 10:20:41 +00:00
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protected:
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2018-10-17 09:32:01 +00:00
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smt::Expression valueAtIndex(int _index) const;
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2018-01-21 12:58:56 +00:00
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};
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}
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}
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