/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see .
*/
// SPDX-License-Identifier: GPL-3.0
#pragma once
#include
#include
#include
namespace solidity::smtutil
{
class Z3Interface: public SolverInterface, public boost::noncopyable
{
public:
Z3Interface();
void reset() override;
void push() override;
void pop() override;
void declareVariable(std::string const& _name, SortPointer const& _sort) override;
void addAssertion(Expression const& _expr) override;
std::pair> check(std::vector const& _expressionsToEvaluate) override;
z3::expr toZ3Expr(Expression const& _expr);
std::map constants() const { return m_constants; }
std::map functions() const { return m_functions; }
z3::context* context() { return &m_context; }
// Z3 "basic resources" limit.
// This is used to make the runs more deterministic and platform/machine independent.
// The tests start failing for Z3 with less than 10000000,
// so using double that.
static int const resourceLimit = 20000000;
private:
void declareFunction(std::string const& _name, Sort const& _sort);
z3::sort z3Sort(Sort const& _sort);
z3::sort_vector z3Sort(std::vector const& _sorts);
z3::context m_context;
z3::solver m_solver;
std::map m_constants;
std::map m_functions;
};
}