Fix clazy warnings regarding range-for references

[pulseview.git] / pv / views / trace / header.cpp

diff --git a/pv/views/trace/header.cpp b/pv/views/trace/header.cpp
index fd2d85e227c4b70e82ecfcf415b7da9a5f0f4816..d7da7e03706bdab45389f127c8bc874871a3c74a 100644 (file)
--- a/pv/views/trace/header.cpp
+++ b/pv/views/trace/header.cpp
@@ -108,7 +108,7 @@ void Header::paintEvent(QPaintEvent*)
        QPainter painter(this);
        painter.setRenderHint(QPainter::Antialiasing);
 
-       for (const shared_ptr<RowItem> r : items) {
+       for (const shared_ptr<RowItem>& r : items) {
                assert(r);
 
                const bool highlight = !item_dragging_ &&
@@ -201,7 +201,7 @@ void Header::on_ungroup()
                restart = false;
                const vector< shared_ptr<TraceGroup> > groups(
                        view_.list_by_type<TraceGroup>());
-               for (const shared_ptr<TraceGroup> tg : groups)
+               for (const shared_ptr<TraceGroup>& tg : groups)
                        if (tg->selected()) {
                                tg->ungroup();
                                restart = true;