162   // Cluster indices sorted by density.  in run()
163   std::vector<int> sorted(clusters.size());  in run()  local
168   std::iota(sorted.begin(), sorted.end(), 0);  in run()
170   llvm::stable_sort(sorted, [&](int a, int b) {  in run()
174   for (int l : sorted) {  in run()
199   sorted.clear();  in run()
202       sorted.push_back(i);  in run()
203   llvm::stable_sort(sorted, [&](int a, int b) {  in run()
209   // Sections will be sorted by decreasing order. Absent sections will have  in run()
214   for (int leader : sorted) {  in run()
231     for (int leader : sorted)  in run()
360     // sections according to the C³ heuristic. All clusters are then sorted by a  in buildInputSectionPriorities()