6 files changed, 19 insertions, 14 deletions
diff --git a/libsolidity/codegen/ABIFunctions.cpp b/libsolidity/codegen/ABIFunctions.cpp
index b02623de..5000131c 100644
--- a/libsolidity/codegen/ABIFunctions.cpp
+++ b/libsolidity/codegen/ABIFunctions.cpp
@@ -141,8 +141,8 @@ string ABIFunctions::tupleDecoder(TypePointers const& _types, bool _fromMemory)
 			vector<string> valueNamesLocal;
 			for (size_t j = 0; j < sizeOnStack; j++)
 			{
-				valueNamesLocal.push_back("value" + to_string(stackPos));
-				valueReturnParams.push_back("value" + to_string(stackPos));
+				valueNamesLocal.emplace_back("value" + to_string(stackPos));
+				valueReturnParams.emplace_back("value" + to_string(stackPos));
 				stackPos++;
 			}
 			bool dynamic = decodingTypes[i]->isDynamicallyEncoded();
diff --git a/libsolidity/codegen/AsmCodeGen.cpp b/libsolidity/codegen/AsmCodeGen.cpp
index dfcc900b..c04c1c34 100644
--- a/libsolidity/codegen/AsmCodeGen.cpp
+++ b/libsolidity/codegen/AsmCodeGen.cpp
@@ -179,14 +179,17 @@ void CodeGenerator::assemble(
 	AsmAnalysisInfo& _analysisInfo,
 	eth::Assembly& _assembly,
 	ExternalIdentifierAccess const& _identifierAccess,
-	bool _useNamedLabelsForFunctions
+	bool _useNamedLabelsForFunctions,
+	bool _optimize
 )
 {
 	EthAssemblyAdapter assemblyAdapter(_assembly);
 	CodeTransform(
 		assemblyAdapter,
 		_analysisInfo,
-		false,
+		_parsedData,
+		*EVMDialect::strictAssemblyForEVM(),
+		_optimize,
 		false,
 		_identifierAccess,
 		_useNamedLabelsForFunctions
diff --git a/libsolidity/codegen/AsmCodeGen.h b/libsolidity/codegen/AsmCodeGen.h
index 4c6d97f4..303d32ee 100644
--- a/libsolidity/codegen/AsmCodeGen.h
+++ b/libsolidity/codegen/AsmCodeGen.h
@@ -85,7 +85,8 @@ public:
 		yul::AsmAnalysisInfo& _analysisInfo,
 		dev::eth::Assembly& _assembly,
 		yul::ExternalIdentifierAccess const& _identifierAccess = yul::ExternalIdentifierAccess(),
-		bool _useNamedLabelsForFunctions = false
+		bool _useNamedLabelsForFunctions = false,
+		bool _optimize = false
 	);
 };
 
diff --git a/libsolidity/codegen/CompilerContext.cpp b/libsolidity/codegen/CompilerContext.cpp
index dac09c2e..0b018e1e 100644
--- a/libsolidity/codegen/CompilerContext.cpp
+++ b/libsolidity/codegen/CompilerContext.cpp
@@ -31,6 +31,7 @@
 #include <libyul/AsmAnalysis.h>
 #include <libyul/AsmAnalysisInfo.h>
 #include <libyul/YulString.h>
+#include <libyul/backends/evm/EVMDialect.h>
 #include <liblangutil/ErrorReporter.h>
 #include <liblangutil/Scanner.h>
 
@@ -361,7 +362,7 @@ void CompilerContext::appendInlineAssembly(
 	ErrorList errors;
 	ErrorReporter errorReporter(errors);
 	auto scanner = make_shared<langutil::Scanner>(langutil::CharStream(_assembly, "--CODEGEN--"));
-	auto parserResult = yul::Parser(errorReporter, yul::Dialect::strictAssemblyForEVM()).parse(scanner, false);
+	auto parserResult = yul::Parser(errorReporter, yul::EVMDialect::strictAssemblyForEVM()).parse(scanner, false);
 #ifdef SOL_OUTPUT_ASM
 	cout << yul::AsmPrinter()(*parserResult) << endl;
 #endif
@@ -373,7 +374,7 @@ void CompilerContext::appendInlineAssembly(
 			errorReporter,
 			m_evmVersion,
 			boost::none,
-			yul::Dialect::strictAssemblyForEVM(),
+			yul::EVMDialect::strictAssemblyForEVM(),
 			identifierAccess.resolve
 		).analyze(*parserResult);
 	if (!parserResult || !errorReporter.errors().empty() || !analyzerResult)
diff --git a/libsolidity/codegen/CompilerUtils.cpp b/libsolidity/codegen/CompilerUtils.cpp
index 7d2ad9d2..259f1620 100644
--- a/libsolidity/codegen/CompilerUtils.cpp
+++ b/libsolidity/codegen/CompilerUtils.cpp
@@ -1205,7 +1205,7 @@ void CompilerUtils::storeStringData(bytesConstRef _data)
 {
 	//@todo provide both alternatives to the optimiser
 	// stack: mempos
-	if (_data.size() <= 128)
+	if (_data.size() <= 32)
 	{
 		for (unsigned i = 0; i < _data.size(); i += 32)
 		{
diff --git a/libsolidity/codegen/ContractCompiler.cpp b/libsolidity/codegen/ContractCompiler.cpp
index 79c53a1c..67876721 100644
--- a/libsolidity/codegen/ContractCompiler.cpp
+++ b/libsolidity/codegen/ContractCompiler.cpp
@@ -721,14 +721,14 @@ bool ContractCompiler::visit(WhileStatement const& _whileStatement)
 
 	eth::AssemblyItem loopStart = m_context.newTag();
 	eth::AssemblyItem loopEnd = m_context.newTag();
-	m_breakTags.push_back({loopEnd, m_context.stackHeight()});
+	m_breakTags.emplace_back(loopEnd, m_context.stackHeight());
 
 	m_context << loopStart;
 
 	if (_whileStatement.isDoWhile())
 	{
 		eth::AssemblyItem condition = m_context.newTag();
-		m_continueTags.push_back({condition, m_context.stackHeight()});
+		m_continueTags.emplace_back(condition, m_context.stackHeight());
 
 		_whileStatement.body().accept(*this);
 
@@ -739,7 +739,7 @@ bool ContractCompiler::visit(WhileStatement const& _whileStatement)
 	}
 	else
 	{
-		m_continueTags.push_back({loopStart, m_context.stackHeight()});
+		m_continueTags.emplace_back(loopStart, m_context.stackHeight());
 		compileExpression(_whileStatement.condition());
 		m_context << Instruction::ISZERO;
 		m_context.appendConditionalJumpTo(loopEnd);
@@ -770,8 +770,8 @@ bool ContractCompiler::visit(ForStatement const& _forStatement)
 	if (_forStatement.initializationExpression())
 		_forStatement.initializationExpression()->accept(*this);
 
-	m_breakTags.push_back({loopEnd, m_context.stackHeight()});
-	m_continueTags.push_back({loopNext, m_context.stackHeight()});
+	m_breakTags.emplace_back(loopEnd, m_context.stackHeight());
+	m_continueTags.emplace_back(loopNext, m_context.stackHeight());
 	m_context << loopStart;
 
 	// if there is no terminating condition in for, default is to always be true
@@ -997,7 +997,7 @@ void ContractCompiler::appendModifierOrFunctionCode()
 
 	if (codeBlock)
 	{
-		m_returnTags.push_back({m_context.newTag(), m_context.stackHeight()});
+		m_returnTags.emplace_back(m_context.newTag(), m_context.stackHeight());
 		codeBlock->accept(*this);
 
 		solAssert(!m_returnTags.empty(), "");