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fix code

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This commit is contained in:
chriseth 2022-03-17 17:45:27 +01:00
parent cda882d130
commit f605fc4eb6
1 changed files with 3 additions and 4 deletions
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7
libyul/optimiser/DataFlowAnalyzer.cpp
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@ -89,13 +89,9 @@ void DataFlowAnalyzer::operator()(ExpressionStatement& _statement)
void DataFlowAnalyzer::operator()(Assignment& _assignment) void DataFlowAnalyzer::operator()(Assignment& _assignment)
{ {
m_assignmentCounter++;
set<YulString> names; set<YulString> names;
for (auto const& var: _assignment.variableNames) for (auto const& var: _assignment.variableNames)
{
m_state.latestAssignment[var.name] = m_assignmentCounter;
names.emplace(var.name); names.emplace(var.name);
}
assertThrow(_assignment.value, OptimizerException, ""); assertThrow(_assignment.value, OptimizerException, "");
clearKnowledgeIfInvalidated(*_assignment.value); clearKnowledgeIfInvalidated(*_assignment.value);
visit(*_assignment.value); visit(*_assignment.value);
@ -171,6 +167,7 @@ void DataFlowAnalyzer::operator()(FunctionDefinition& _fun)
ScopedSaveAndRestore loopDepthResetter(m_loopDepth, 0u); ScopedSaveAndRestore loopDepthResetter(m_loopDepth, 0u);
pushScope(true); pushScope(true);
// TODO The params also need their assignment counters set.
for (auto const& parameter: _fun.parameters) for (auto const& parameter: _fun.parameters)
m_variableScopes.back().variables.emplace(parameter.name); m_variableScopes.back().variables.emplace(parameter.name);
for (auto const& var: _fun.returnVariables) for (auto const& var: _fun.returnVariables)
@ -301,9 +298,11 @@ void DataFlowAnalyzer::handleAssignment(set<YulString> const& _variables, Expres
assignValue(name, _value); assignValue(name, _value);
} }
m_assignmentCounter++;
auto const& referencedVariables = movableChecker.referencedVariables(); auto const& referencedVariables = movableChecker.referencedVariables();
for (auto const& name: _variables) for (auto const& name: _variables)
{ {
m_state.latestAssignment[name] = m_assignmentCounter;
m_state.references[name] = referencedVariables; m_state.references[name] = referencedVariables;
if (!_isDeclaration) if (!_isDeclaration)
{ {