Add optimizer setting for fuzzing.

test/libyul/EVMCodeTransformTest.cpp

@@ -61,7 +61,7 @@ TestCase::TestResult EVMCodeTransformTest::run(ostream& _stream, string const& _
 
 	evmasm::Assembly assembly;
 	EthAssemblyAdapter adapter(assembly);
-	stack.compileEVM(adapter, m_stackOpt);
+	stack.compileEVM(adapter, m_stackOpt, settings.forceOldPipeline);
 
 	std::ostringstream output;
 	output << assembly;

test/libyul/YulOptimizerTestCommon.cpp

@@ -79,8 +79,9 @@ using namespace std;
 
 YulOptimizerTestCommon::YulOptimizerTestCommon(
 	shared_ptr<Object> _obj,
-	Dialect const& _dialect
-)
+	Dialect const& _dialect,
+	bool _forceOldPipeline
+): m_forceOldPipeline(_forceOldPipeline)
 {
 	m_object = _obj;
 	m_ast = m_object->code;
@@ -322,6 +323,7 @@ YulOptimizerTestCommon::YulOptimizerTestCommon(
 				&meter,
 				*m_object,
 				true,
+				m_forceOldPipeline,
 				frontend::OptimiserSettings::DefaultYulOptimiserSteps,
 				frontend::OptimiserSettings::standard().expectedExecutionsPerDeployment
 			);

test/libyul/YulOptimizerTestCommon.h

@@ -40,7 +40,8 @@ class YulOptimizerTestCommon
 public:
 	explicit YulOptimizerTestCommon(
 		std::shared_ptr<Object> _obj,
-		Dialect const& _dialect
+		Dialect const& _dialect,
+		bool _forceOldPipeline = false
 	);
 	/// Sets optimiser step to be run to @param
 	/// _optimiserStep.
@@ -71,6 +72,7 @@ private:
 	std::shared_ptr<Block> m_ast;
 	std::shared_ptr<AsmAnalysisInfo> m_analysisInfo;
 	std::map<std::string, std::function<void(void)>> m_namedSteps;
+	bool m_forceOldPipeline = false;
 };
 
 }