X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fdevices%2Finputfile.cpp;h=94fb9c82cb6d4df2e2a47d261ff8220bb471ad3e;hb=af33d4cbacc745f4473f5c0f4fa1f9ebb8d84d0a;hp=65331563937058e92d0716844f49088fc1760ee6;hpb=ea50cdfc65698ca314c84fe0f18604509d52ff78;p=pulseview.git

diff --git a/pv/devices/inputfile.cpp b/pv/devices/inputfile.cpp
index 65331563..94fb9c82 100644
--- a/pv/devices/inputfile.cpp
+++ b/pv/devices/inputfile.cpp
@@ -101,7 +101,7 @@ void InputFile::save_meta_to_settings(QSettings &settings)
 	settings.setValue("options", (int)options_.size());
 
 	int i = 0;
-	for (pair<string, Glib::VariantBase> option : options_) {
+	for (const pair<string, Glib::VariantBase>& option : options_) {
 		settings.beginGroup("option" + QString::number(i));
 		settings.setValue("name", QString::fromStdString(option.first));
 		GlobalSettings::store_variantbase(settings, option.second);