diff options
Diffstat (limited to 'libsolidity/formal/SymbolicIntVariable.cpp')
| -rw-r--r-- | libsolidity/formal/SymbolicIntVariable.cpp | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/libsolidity/formal/SymbolicIntVariable.cpp b/libsolidity/formal/SymbolicIntVariable.cpp index d08dc155..5e71fdcc 100644 --- a/libsolidity/formal/SymbolicIntVariable.cpp +++ b/libsolidity/formal/SymbolicIntVariable.cpp @@ -24,13 +24,17 @@ using namespace dev; using namespace dev::solidity; SymbolicIntVariable::SymbolicIntVariable( - Declaration const* _decl, + Declaration const& _decl, smt::SolverInterface& _interface ): SymbolicVariable(_decl, _interface) { - solAssert(m_declaration->type()->category() == Type::Category::Integer, ""); - m_expression = make_shared<smt::Expression>(m_interface.newFunction(uniqueSymbol(), smt::Sort::Int, smt::Sort::Int)); + solAssert(m_declaration.type()->category() == Type::Category::Integer, ""); +} + +smt::Expression SymbolicIntVariable::valueAtSequence(int _seq) const +{ + return m_interface.newInteger(uniqueSymbol(_seq)); } void SymbolicIntVariable::setZeroValue(int _seq) @@ -40,7 +44,7 @@ void SymbolicIntVariable::setZeroValue(int _seq) void SymbolicIntVariable::setUnknownValue(int _seq) { - auto const& intType = dynamic_cast<IntegerType const&>(*m_declaration->type()); + auto const& intType = dynamic_cast<IntegerType const&>(*m_declaration.type()); m_interface.addAssertion(valueAtSequence(_seq) >= minValue(intType)); m_interface.addAssertion(valueAtSequence(_seq) <= maxValue(intType)); } |