mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
50 lines
1.2 KiB
C++
50 lines
1.2 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/>.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <libsolidity/formal/SymbolicVariable.h>
|
|
|
|
namespace dev
|
|
{
|
|
namespace solidity
|
|
{
|
|
|
|
/**
|
|
* Specialization of SymbolicVariable for Bool
|
|
*/
|
|
class SymbolicBoolVariable: public SymbolicVariable
|
|
{
|
|
public:
|
|
SymbolicBoolVariable(
|
|
TypePointer _type,
|
|
std::string const& _uniqueName,
|
|
smt::SolverInterface& _interface
|
|
);
|
|
|
|
/// Sets the var to false.
|
|
void setZeroValue();
|
|
/// Does nothing since the SMT solver already knows the valid values for Bool.
|
|
void setUnknownValue();
|
|
|
|
protected:
|
|
smt::Expression valueAtIndex(int _index) const;
|
|
};
|
|
|
|
}
|
|
}
|