use QVector<QPair<>>

launcher/firstLaunch/firstlaunch_moc.cpp

@@ -295,7 +295,7 @@ bool FirstLaunchView::heroesDataDetect()
 QString FirstLaunchView::getHeroesInstallDir()
 {
 #ifdef VCMI_WINDOWS
-	QHash<QString, QString> regKeys = {
+	QVector<QPair<QString, QString>> regKeys = {
 		{ "HKEY_LOCAL_MACHINE\\SOFTWARE\\GOG.com\\Games\\1207658787",                                            "path"    }, // Gog on x86 system
 		{ "HKEY_LOCAL_MACHINE\\SOFTWARE\\WOW6432Node\\GOG.com\\Games\\1207658787",                               "path"    }, // Gog on x64 system
 		{ "HKEY_LOCAL_MACHINE\\SOFTWARE\\New World Computing\\Heroes of Might and Magic® III\\1.0",              "AppPath" }, // H3 Complete on x86 system
@@ -304,13 +304,11 @@ QString FirstLaunchView::getHeroesInstallDir()
 		{ "HKEY_LOCAL_MACHINE\\SOFTWARE\\WOW6432Node\\New World Computing\\Heroes of Might and Magic III\\1.0",  "AppPath" }, // some localized H3 on x64 system
 	};
 
-	QHash<QString, QString>::const_iterator i = regKeys.constBegin();
-	while (i != regKeys.constEnd())
+	for(auto & regKey : regKeys)
 	{
-		QString path = QSettings(i.key(), QSettings::NativeFormat).value(i.value()).toString();
+		QString path = QSettings(regKey.first, QSettings::NativeFormat).value(regKey.second).toString();
 		if(!path.isEmpty())
 			return path;
-		++i;
 	}
 #endif
 	return QString{};