Added a debug menu option to disable compiler optimization, for testing purposes

alethzero/Main.ui

@@ -185,6 +185,7 @@
     <addaction name="killBlockchain"/>
     <addaction name="inject"/>
     <addaction name="forceMining"/>
+    <addaction name="disableCompilerOptimization"/>
    </widget>
    <addaction name="menu_File"/>
    <addaction name="menu_Network"/>
@@ -1667,6 +1668,14 @@ font-size: 14pt</string>
     <string>&amp;Refresh</string>
    </property>
   </action>
+  <action name="disableCompilerOptimization">
+   <property name="checkable">
+    <bool>true</bool>
+   </property>
+   <property name="text">
+    <string>&amp;Disable LLL Compiler Optimization</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <customwidgets>

alethzero/MainWin.cpp

@@ -332,6 +332,12 @@ void Main::on_forceMining_triggered()
 	m_client->setForceMining(ui->forceMining->isChecked());
 }
 
+void Main::on_disableCompilerOptimization_triggered()
+{
+	m_disableCompilerOptimization = ui->disableCompilerOptimization->isChecked();
+	on_data_textChanged();
+}
+
 void Main::load(QString _s)
 {
 	QFile fin(_s);
@@ -1302,9 +1308,7 @@ void Main::on_data_textChanged()
 		}
 		else
 		{
-			auto asmcode = eth::compileLLLToAsm(src, false);
-			auto asmcodeopt = eth::compileLLLToAsm(ui->data->toPlainText().toStdString(), true);
-			m_data = eth::compileLLL(ui->data->toPlainText().toStdString(), true, &errors);
+			m_data = eth::compileLLL(src, !m_disableCompilerOptimization, &errors);
 			if (errors.size())
 			{
 				try
@@ -1319,7 +1323,14 @@ void Main::on_data_textChanged()
 				}
 			}
 			else
-				lll = "<h4>Opt</h4><pre>" + QString::fromStdString(asmcodeopt).toHtmlEscaped() + "</pre><h4>Pre</h4><pre>" + QString::fromStdString(asmcode).toHtmlEscaped() + "</pre>";
+			{
+				auto asmcode = eth::compileLLLToAsm(src, false);
+				lll = "<h4>Pre</h4><pre>" + QString::fromStdString(asmcode).toHtmlEscaped() + "</pre>";
+				if (!m_disableCompilerOptimization) {
+					asmcode = eth::compileLLLToAsm(src, true);
+					lll = "<h4>Opt</h4><pre>" + QString::fromStdString(asmcode).toHtmlEscaped() + "</pre>" + lll;
+				}
+			}
 		}
 		QString errs;
 		if (errors.size())

alethzero/MainWin.h

@@ -138,6 +138,7 @@ private slots:
 	void on_debugDumpState_triggered(int _add = 1);
 	void on_debugDumpStatePre_triggered();
 	void on_refresh_triggered();
+	void on_disableCompilerOptimization_triggered();
 
 signals:
 	void poll();
@@ -221,6 +222,7 @@ private:
 	QMap<unsigned, unsigned> m_pcWarp;
 	QList<WorldState> m_history;
 	std::map<eth::u256, eth::bytes> m_codes;	// and pcWarps
+	bool m_disableCompilerOptimization = false;
 
 	QNetworkAccessManager m_webCtrl;