From 2c665ea0f9de2f8b4c4438d787b21b6f6e39be97 Mon Sep 17 00:00:00 2001
From: yann300 <yann.levreau@gmail.com>
Date: Mon, 18 May 2015 11:06:34 +0200
Subject: [PATCH] small changes

---
 mix/CodeModel.cpp | 3 ++-
 mix/CodeModel.h   | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/mix/CodeModel.cpp b/mix/CodeModel.cpp
index e622d7973..03ae828e0 100644
--- a/mix/CodeModel.cpp
+++ b/mix/CodeModel.cpp
@@ -333,7 +333,8 @@ void CodeModel::runCompilationJob(int _jobId)
 
 void CodeModel::gasEstimation(solidity::CompilerStack const& _cs)
 {
-	m_gasCostsMaps->deleteLater();
+	if (m_gasCostsMaps)
+		m_gasCostsMaps->deleteLater();
 	m_gasCostsMaps = new GasMapWrapper(this);
 	for (std::string n: _cs.getContractNames())
 	{
diff --git a/mix/CodeModel.h b/mix/CodeModel.h
index ca9658786..9295c38f0 100644
--- a/mix/CodeModel.h
+++ b/mix/CodeModel.h
@@ -244,7 +244,7 @@ private:
 	mutable dev::Mutex x_contractMap;
 	ContractMap m_contractMap;
 	SourceMaps m_sourceMaps;
-	GasMapWrapper* m_gasCostsMaps;
+	GasMapWrapper* m_gasCostsMaps = 0;
 	std::unique_ptr<CodeHighlighterSettings> m_codeHighlighterSettings;
 	QThread m_backgroundThread;
 	BackgroundWorker m_backgroundWorker;