785     Loop *Subloop = *std::prev(Unloop.end());  in updateSubloopParents()  local
788     assert(SubloopParents.count(Subloop) && "DFS failed to visit subloop");  in updateSubloopParents()
789     if (Loop *Parent = SubloopParents[Subloop])  in updateSubloopParents()
790       Parent->addChildLoop(Subloop);  in updateSubloopParents()
792       LI->addTopLevelLoop(Subloop);  in updateSubloopParents()
807   Loop *Subloop = nullptr;  in getNearestLoop()  local
809     Subloop = NearLoop;  in getNearestLoop()
811     while (Subloop->getParentLoop() != &Unloop) {  in getNearestLoop()
812       Subloop = Subloop->getParentLoop();  in getNearestLoop()
813       assert(Subloop && "subloop is not an ancestor of the original loop");  in getNearestLoop()
816     NearLoop = SubloopParents.insert({Subloop, &Unloop}).first->second;  in getNearestLoop()
821     assert(!Subloop && "subloop blocks must have a successor");  in getNearestLoop()
837       if (Subloop)  in getNearestLoop()
858   if (Subloop) {  in getNearestLoop()
859     SubloopParents[Subloop] = NearLoop;  in getNearestLoop()