From 168f64f4cb55a7055261a4c66ca54f496e96b503 Mon Sep 17 00:00:00 2001
From: chriseth <chris@ethereum.org>
Date: Fri, 23 Jun 2017 17:20:07 +0200
Subject: Fix negative stack size checks.

---
 libevmasm/Assembly.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'libevmasm')

diff --git a/libevmasm/Assembly.cpp b/libevmasm/Assembly.cpp
index 27199b7b..597fdae1 100644
--- a/libevmasm/Assembly.cpp
+++ b/libevmasm/Assembly.cpp
@@ -328,6 +328,7 @@ Json::Value Assembly::stream(ostream& _out, string const& _prefix, StringMap con
 
 AssemblyItem const& Assembly::append(AssemblyItem const& _i)
 {
+	assertThrow(m_deposit >= 0, AssemblyException, "");
 	m_deposit += _i.deposit();
 	m_items.push_back(_i);
 	if (m_items.back().location().isEmpty() && !m_currentSourceLocation.isEmpty())
-- 
cgit