mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
78 lines
2.2 KiB
C++
78 lines
2.2 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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// SPDX-License-Identifier: GPL-3.0
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#pragma once
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#include <libsmtutil/SolverInterface.h>
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#include <libsolidity/interface/ReadFile.h>
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#include <libsolutil/FixedHash.h>
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#include <map>
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#include <vector>
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namespace solidity::smtutil
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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
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{
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public:
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/// Noncopyable.
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SMTPortfolio(SMTPortfolio const&) = delete;
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SMTPortfolio& operator=(SMTPortfolio const&) = delete;
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SMTPortfolio(
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std::map<util::h256, std::string> _smtlib2Responses = {},
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frontend::ReadCallback::Callback _smtCallback = {},
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SMTSolverChoice _enabledSolvers = SMTSolverChoice::All(),
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std::optional<unsigned> _queryTimeout = {},
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bool _printQuery = false
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);
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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(Expression const& _expr) override;
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std::pair<CheckResult, std::vector<std::string>> check(std::vector<Expression> const& _expressionsToEvaluate) override;
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std::vector<std::string> unhandledQueries() override;
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size_t solvers() override { return m_solvers.size(); }
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std::string dumpQuery(std::vector<Expression> const& _expressionsToEvaluate);
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private:
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static bool solverAnswered(CheckResult result);
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std::vector<std::unique_ptr<SolverInterface>> m_solvers;
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std::vector<Expression> m_assertions;
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};
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}
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