mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
71 lines
1.9 KiB
C++
71 lines
1.9 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/SolverInterface.h>
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#include <libsolidity/interface/ReadFile.h>
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#include <libdevcore/FixedHash.h>
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#include <boost/noncopyable.hpp>
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#include <map>
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#include <vector>
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namespace dev
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{
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namespace solidity
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{
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namespace smt
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{
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/**
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* The SMTPortfolio wraps all available solvers within a single interface,
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* propagating the functionalities to all solvers.
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* It also checks whether different solvers give conflicting answers
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* to SMT queries.
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*/
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class SMTPortfolio: public SolverInterface, public boost::noncopyable
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{
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public:
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SMTPortfolio(std::map<h256, std::string> const& _smtlib2Responses);
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void reset() override;
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void push() override;
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void pop() override;
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void declareVariable(std::string const&, SortPointer const&) override;
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void addAssertion(smt::Expression const& _expr) override;
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std::pair<CheckResult, std::vector<std::string>> check(std::vector<smt::Expression> const& _expressionsToEvaluate) override;
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std::vector<std::string> unhandledQueries() override;
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unsigned solvers() override { return m_solvers.size(); }
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private:
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static bool solverAnswered(CheckResult result);
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std::vector<std::unique_ptr<smt::SolverInterface>> m_solvers;
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std::vector<smt::Expression> m_assertions;
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};
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}
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}
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}
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