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https://github.com/ethereum/solidity
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Optimize number of moves.
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commit
ca9fa053b7
@ -92,21 +92,27 @@ void InlineModifier::operator()(ForLoop& _loop)
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void InlineModifier::operator()(Block& _block)
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{
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// TODO: optimize the number of moves here.
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// This is only used if needed to minimize the number of move operations.
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vector<Statement> modifiedStatements;
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for (size_t i = 0; i < _block.statements.size(); ++i)
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{
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visit(_block.statements.at(i));
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if (size_t length = m_statementsToPrefix.size())
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if (!m_statementsToPrefix.empty())
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{
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_block.statements.insert(
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_block.statements.begin() + i,
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std::make_move_iterator(m_statementsToPrefix.begin()),
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std::make_move_iterator(m_statementsToPrefix.end())
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);
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i += length;
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if (modifiedStatements.empty())
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std::move(
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_block.statements.begin(),
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_block.statements.begin() + i,
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back_inserter(modifiedStatements)
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);
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modifiedStatements += std::move(m_statementsToPrefix);
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m_statementsToPrefix.clear();
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}
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if (!modifiedStatements.empty())
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modifiedStatements.emplace_back(std::move(_block.statements[i]));
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}
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if (!modifiedStatements.empty())
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_block.statements = std::move(modifiedStatements);
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}
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void InlineModifier::visit(Expression& _expression)
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