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authorAlex Beregszaszi <alex@rtfs.hu>2017-05-05 23:46:26 +0800
committerAlex Beregszaszi <alex@rtfs.hu>2017-07-13 21:18:18 +0800
commitcee93d946d798a4076ab5df5f32c5687608defe8 (patch)
treecb18f5535430049f7474f0e777a82cff9cf8a713 /libsolidity/inlineasm/AsmAnalysis.cpp
parent2b33e0bcecdb2afe6a7ea242bce83480bb50a071 (diff)
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Support parsing let statements without a value
Diffstat (limited to 'libsolidity/inlineasm/AsmAnalysis.cpp')
-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)
{