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| author | chriseth <chris@ethereum.org> | 2018-04-17 05:03:49 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-04-17 05:03:49 +0800 |
| commit | 4cb486ee993cadde5564fb6c611d2bcf4fc44414 (patch) | |
| tree | 6b971913021037cf28141c38af97c7ecda77719f /libsolidity/formal/SymbolicIntVariable.cpp | |
| parent | dfe3193c7382c80f1814247a162663a97c3f5e67 (diff) | |
| parent | b8431c5c4a6795db8c42a1a3389047658bb87301 (diff) | |
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Merge pull request #3892 from ethereum/develop
Merge develop into release for 0.4.22
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)); } |