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-rw-r--r--libsolidity/inlineasm/AsmAnalysis.cpp16
1 files changed, 11 insertions, 5 deletions
diff --git a/libsolidity/inlineasm/AsmAnalysis.cpp b/libsolidity/inlineasm/AsmAnalysis.cpp
index 7e00ffae..d8aca725 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)
{
+ bool success = true;
int const expectedItems = _varDecl.variables.size();
- int const stackHeight = m_stackHeight;
- bool success = boost::apply_visitor(*this, *_varDecl.value);
- if ((m_stackHeight - stackHeight) != expectedItems)
+ 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) != expectedItems)
+ {
+ m_errorReporter.declarationError(_varDecl.location, "Variable count mismatch.");
+ return false;
+ }
}
+ else
+ m_stackHeight += expectedItems;
for (auto const& variable: _varDecl.variables)
{