From 1cc5a03e42391d326eaceb8b85de98d5b0db1741 Mon Sep 17 00:00:00 2001
From: chriseth <chris@ethereum.org>
Date: Wed, 30 Oct 2019 17:29:42 +0100
Subject: [PATCH] Fix bug in unsimplifier.

---
 libyul/optimiser/ConditionalUnsimplifier.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libyul/optimiser/ConditionalUnsimplifier.cpp b/libyul/optimiser/ConditionalUnsimplifier.cpp
index d1d167aa1..224634017 100644
--- a/libyul/optimiser/ConditionalUnsimplifier.cpp
+++ b/libyul/optimiser/ConditionalUnsimplifier.cpp
@@ -61,11 +61,11 @@ void ConditionalUnsimplifier::operator()(Switch& _switch)
 
 void ConditionalUnsimplifier::operator()(Block& _block)
 {
+	walkVector(_block.statements);
 	iterateReplacingWindow<2>(
 		_block.statements,
 		[&](Statement& _stmt1, Statement& _stmt2) -> std::optional<vector<Statement>>
 		{
-			visit(_stmt1);
 			if (_stmt1.type() == typeid(If))
 			{
 				If& _if = boost::get<If>(_stmt1);