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authorchriseth <chris@ethereum.org>2018-10-29 22:12:02 +0800
committerchriseth <chris@ethereum.org>2018-11-08 02:30:27 +0800
commit674e17c2a895eff6729357d8c10db709ac368b79 (patch)
tree300a55700b068709f36340563db1b43e5b8b1188 /libyul/optimiser/CommonSubexpressionEliminator.cpp
parent0a96f091ab63e8d77106e00590a442c59714eecb (diff)
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Performance: Replace string by special single-copy YulString class.
Diffstat (limited to 'libyul/optimiser/CommonSubexpressionEliminator.cpp')
-rw-r--r--libyul/optimiser/CommonSubexpressionEliminator.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/libyul/optimiser/CommonSubexpressionEliminator.cpp b/libyul/optimiser/CommonSubexpressionEliminator.cpp
index 51737097..64605362 100644
--- a/libyul/optimiser/CommonSubexpressionEliminator.cpp
+++ b/libyul/optimiser/CommonSubexpressionEliminator.cpp
@@ -43,13 +43,13 @@ void CommonSubexpressionEliminator::visit(Expression& _e)
if (_e.type() == typeid(Identifier))
{
Identifier& identifier = boost::get<Identifier>(_e);
- string const& name = identifier.name;
+ YulString name = identifier.name;
if (m_value.count(name))
{
assertThrow(m_value.at(name), OptimizerException, "");
if (m_value.at(name)->type() == typeid(Identifier))
{
- string const& value = boost::get<Identifier>(*m_value.at(name)).name;
+ YulString value = boost::get<Identifier>(*m_value.at(name)).name;
assertThrow(inScope(value), OptimizerException, "");
_e = Identifier{locationOf(_e), value};
}