solidity/libsolidity/formal/SymbolicAddressVariable.cpp

41 lines
1.3 KiB
C++

/*
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 <http://www.gnu.org/licenses/>.
*/
#include <libsolidity/formal/SymbolicAddressVariable.h>
#include <libsolidity/formal/SymbolicTypes.h>
using namespace std;
using namespace dev;
using namespace dev::solidity;
SymbolicAddressVariable::SymbolicAddressVariable(
string const& _uniqueName,
smt::SolverInterface& _interface
):
SymbolicIntVariable(make_shared<IntegerType>(160), _uniqueName, _interface)
{
}
void SymbolicAddressVariable::setUnknownValue()
{
auto intType = dynamic_cast<IntegerType const*>(m_type.get());
solAssert(intType, "");
m_interface.addAssertion(currentValue() >= minValue(*intType));
m_interface.addAssertion(currentValue() <= maxValue(*intType));
}