1 files changed, 6 insertions, 4 deletions
diff --git a/libsolidity/codegen/ExpressionCompiler.cpp b/libsolidity/codegen/ExpressionCompiler.cpp
index 46359f2b..be2709ae 100644
--- a/libsolidity/codegen/ExpressionCompiler.cpp
+++ b/libsolidity/codegen/ExpressionCompiler.cpp
@@ -835,10 +835,12 @@ bool ExpressionCompiler::visit(FunctionCall const& _functionCall)
 		case FunctionType::Kind::RIPEMD160:
 		{
 			_functionCall.expression().accept(*this);
-			static const map<FunctionType::Kind, u256> contractAddresses{{FunctionType::Kind::ECRecover, 1},
-															   {FunctionType::Kind::SHA256, 2},
-															   {FunctionType::Kind::RIPEMD160, 3}};
-			m_context << contractAddresses.find(function.kind())->second;
+			static map<FunctionType::Kind, u256> const contractAddresses{
+				{FunctionType::Kind::ECRecover, 1},
+				{FunctionType::Kind::SHA256, 2},
+				{FunctionType::Kind::RIPEMD160, 3}
+			};
+			m_context << contractAddresses.at(function.kind());
 			for (unsigned i = function.sizeOnStack(); i > 0; --i)
 				m_context << swapInstruction(i);
 			appendExternalFunctionCall(function, arguments);