From e6f55fb95e913a5167ebd1f43a0eebb8b6d17daf Mon Sep 17 00:00:00 2001
From: Alex Beregszaszi <alex@rtfs.hu>
Date: Fri, 25 Aug 2017 15:43:26 +0100
Subject: [PATCH] Do not create a new TypeChecker instance for every contract

---
 libsolidity/interface/CompilerStack.cpp | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/libsolidity/interface/CompilerStack.cpp b/libsolidity/interface/CompilerStack.cpp
index 1f6fd12fb..7e4518b94 100644
--- a/libsolidity/interface/CompilerStack.cpp
+++ b/libsolidity/interface/CompilerStack.cpp
@@ -200,14 +200,12 @@ bool CompilerStack::analyze()
 					m_contracts[contract->fullyQualifiedName()].contract = contract;
 			}
 
+	TypeChecker typeChecker(m_errorReporter);
 	for (Source const* source: m_sourceOrder)
 		for (ASTPointer<ASTNode> const& node: source->ast->nodes())
 			if (ContractDefinition* contract = dynamic_cast<ContractDefinition*>(node.get()))
-			{
-				TypeChecker typeChecker(m_errorReporter);
 				if (!typeChecker.checkTypeRequirements(*contract))
 					noErrors = false;
-			}
 
 	if (noErrors)
 	{