diff options
Diffstat (limited to 'libsolidity/inlineasm/AsmAnalysis.cpp')
| -rw-r--r-- | libsolidity/inlineasm/AsmAnalysis.cpp | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/libsolidity/inlineasm/AsmAnalysis.cpp b/libsolidity/inlineasm/AsmAnalysis.cpp index 7e00ffae..76b0bbd5 100644 --- a/libsolidity/inlineasm/AsmAnalysis.cpp +++ b/libsolidity/inlineasm/AsmAnalysis.cpp @@ -174,14 +174,20 @@ bool AsmAnalyzer::operator()(assembly::Assignment const& _assignment) bool AsmAnalyzer::operator()(assembly::VariableDeclaration const& _varDecl) { - int const expectedItems = _varDecl.variables.size(); - int const stackHeight = m_stackHeight; - bool success = boost::apply_visitor(*this, *_varDecl.value); - if ((m_stackHeight - stackHeight) != expectedItems) + bool success = true; + int const numVariables = _varDecl.variables.size(); + if (_varDecl.value) { - m_errorReporter.declarationError(_varDecl.location, "Variable count mismatch."); - return false; + int const stackHeight = m_stackHeight; + success = boost::apply_visitor(*this, *_varDecl.value); + if ((m_stackHeight - stackHeight) != numVariables) + { + m_errorReporter.declarationError(_varDecl.location, "Variable count mismatch."); + return false; + } } + else + m_stackHeight += numVariables; for (auto const& variable: _varDecl.variables) { |