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[SMTChecker] Fix ICE in abi.decode

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This commit is contained in:
Leonardo Alt
2019-11-18 13:15:10 +01:00
parent 79af19db83
commit d818746e0c
20 changed files with 144 additions and 49 deletions
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libsolidity/formal/SymbolicVariables.cpp
+12 -8
View File
@@ -248,12 +248,16 @@ SymbolicTupleVariable::SymbolicTupleVariable(
SymbolicVariable(_type, _type, move(_uniqueName), _context)
{
solAssert(isTuple(m_type->category()), "");
}
void SymbolicTupleVariable::setComponents(vector<shared_ptr<SymbolicVariable>> _components)
{
solAssert(m_components.empty(), "");
auto const& tupleType = dynamic_cast<solidity::TupleType const*>(m_type);
solAssert(_components.size() == tupleType->components().size(), "");
m_components = move(_components);
auto const& tupleType = dynamic_cast<TupleType const&>(*m_type);
auto const& componentsTypes = tupleType.components();
for (unsigned i = 0; i < componentsTypes.size(); ++i)
if (componentsTypes.at(i))
{
string componentName = m_uniqueName + "_component_" + to_string(i);
auto result = smt::newSymbolicVariable(*componentsTypes.at(i), componentName, m_context);
solAssert(result.second, "");
m_components.emplace_back(move(result.second));
}
else
m_components.emplace_back(nullptr);
}