From 564cf85725639f47558fcc1dc2d02366aeb6a391 Mon Sep 17 00:00:00 2001
From: Bhargava Shastry <bhargava.shastry@ethereum.org>
Date: Mon, 30 Jan 2023 09:19:33 +0100
Subject: [PATCH] Yul proto converter: Output prevrandao for evm versions >=
 paris

---
 test/tools/ossfuzz/protoToYul.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/test/tools/ossfuzz/protoToYul.cpp b/test/tools/ossfuzz/protoToYul.cpp
index cd2898e12..991b25e75 100644
--- a/test/tools/ossfuzz/protoToYul.cpp
+++ b/test/tools/ossfuzz/protoToYul.cpp
@@ -715,7 +715,10 @@ void ProtoConverter::visit(NullaryOp const& _x)
 		m_output << "number()";
 		break;
 	case NullaryOp::DIFFICULTY:
-		m_output << "difficulty()";
+		if (m_evmVersion >= EVMVersion::paris())
+			m_output << "prevrandao()";
+		else
+			m_output << "difficulty()";
 		break;
 	case NullaryOp::GASLIMIT:
 		m_output << "gaslimit()";