From 4e7855b1728834bc2c1fc9bf8bdc233ff217fd65 Mon Sep 17 00:00:00 2001
From: Gav Wood <i@gavwood.com>
Date: Wed, 2 Jul 2014 14:12:10 +0200
Subject: [PATCH] Null ext check.

---
 libethereum/Executive.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/libethereum/Executive.cpp b/libethereum/Executive.cpp
index 7274b8917..335681f7c 100644
--- a/libethereum/Executive.cpp
+++ b/libethereum/Executive.cpp
@@ -231,6 +231,7 @@ void Executive::finalize()
 	m_s.addBalance(m_s.m_currentBlock.coinbaseAddress, feesEarned);
 
 	// Suicides...
-	for (auto a: m_ext->suicides)
-		m_s.m_cache[a].kill();
+	if (m_ext)
+		for (auto a: m_ext->suicides)
+			m_s.m_cache[a].kill();
 }