From 9d9380d30ededcd29ad31c93f857ec7fa149f4a3 Mon Sep 17 00:00:00 2001
From: Yoichi Hirai <i@yoichihirai.com>
Date: Fri, 21 Oct 2016 12:14:24 +0200
Subject: ast: add a null check

---
 libsolidity/ast/AST.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'libsolidity/ast')

diff --git a/libsolidity/ast/AST.cpp b/libsolidity/ast/AST.cpp
index 21c65c7b..695d9881 100644
--- a/libsolidity/ast/AST.cpp
+++ b/libsolidity/ast/AST.cpp
@@ -189,6 +189,7 @@ vector<Declaration const*> const& ContractDefinition::inheritableMembers() const
 		m_inheritableMembers.reset(new vector<Declaration const*>());
 		auto addInheritableMember = [&](Declaration const* _decl)
 		{
+			solAssert(_decl, "addInheritableMember got a nullpointer.");
 			if (memberSeen.count(_decl->name()) == 0 && _decl->isVisibleInDerivedContracts())
 			{
 				memberSeen.insert(_decl->name());
-- 
cgit