Fix clazy warnings regarding range-for references

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

diff --git a/pv/views/trace/tracegroup.cpp b/pv/views/trace/tracegroup.cpp
index a639ce9cea426f0224e91e15f585c2df520d9cb0..3cbca90934d68a8417e17d5feb6bc70fd79bb3a6 100644 (file)
--- a/pv/views/trace/tracegroup.cpp
+++ b/pv/views/trace/tracegroup.cpp
@@ -116,7 +116,7 @@ void TraceGroup::paint_label(QPainter &p, const QRect &rect, bool hover)
 QRectF TraceGroup::label_rect(const QRectF &rect) const
 {
        QRectF child_rect;
-       for (const shared_ptr<ViewItem> r : child_items())
+       for (const shared_ptr<ViewItem>& r : child_items())
                if (r && r->enabled())
                        child_rect = child_rect.united(r->label_rect(rect));
 
@@ -166,7 +166,7 @@ void TraceGroup::ungroup()
        const vector<shared_ptr<TraceTreeItem>> items(trace_tree_child_items());
        clear_child_items();
 
-       for (shared_ptr<TraceTreeItem> r : items)
+       for (const shared_ptr<TraceTreeItem>& r : items)
                owner_->add_child_item(r);
 
        owner_->remove_child_item(shared_from_this());