3744     HBasicBlock* next_block;  in PerformNonBacktrackingStep()  local
3747         next_block = AdvanceSuccessors();  in PerformNonBacktrackingStep()
3748         if (next_block != NULL) {  in PerformNonBacktrackingStep()
3750           return result->SetupSuccessors(zone, next_block, loop_header_);  in PerformNonBacktrackingStep()
3754         next_block = AdvanceSuccessors();  in PerformNonBacktrackingStep()
3755         if (next_block != NULL) {  in PerformNonBacktrackingStep()
3757           return result->SetupSuccessors(zone, next_block, block());  in PerformNonBacktrackingStep()
3761         next_block = AdvanceLoopMembers();  in PerformNonBacktrackingStep()
3762         if (next_block != NULL) {  in PerformNonBacktrackingStep()
3764           return result->SetupSuccessorsOfLoopMember(next_block,  in PerformNonBacktrackingStep()
3769         next_block = AdvanceSuccessors();  in PerformNonBacktrackingStep()
3770         if (next_block != NULL) {  in PerformNonBacktrackingStep()
3772           return result->SetupSuccessors(zone, next_block, loop_header_);  in PerformNonBacktrackingStep()